https://padlet.com/tanvi_chaware3/1lk2d7cg0r15 en-us 2018-05-13 13:42:08 UTC 2026-01-07 21:38:55 UTC hello@padlet.com Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260293988 Describe an atom as an electrically neutral entity’s and the strcture of the atom]]> 2018-05-14 00:35:34 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260293988 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260294348 Compare an atom to other items]]> 2018-05-14 00:38:07 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260294348 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260294475 Compare an atom to a molecule ]]> 2018-05-14 00:38:45 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260294475 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260294959 Atoms are made of really small particles ]]> 2018-05-14 00:42:04 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260294959 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295198 All matter is made of atoms]]> 2018-05-14 00:43:50 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295198 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295246 Atoms are rearranged in a chemical reaction ]]> 2018-05-14 00:44:08 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295246 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295295 John dalton developed a atomic theory in 1800s]]> 2018-05-14 00:44:22 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295295 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295315 All the atoms of a particular element are identical to one another ]]> 2018-05-14 00:44:32 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295315 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295328 John dalton worked out so atomic weight and even created some symbols for atoms and molecules ]]> 2018-05-14 00:44:37 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295328 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295516 Atoms contained smaller pieces ]]> 2018-05-14 00:45:58 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295516 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295883 Ernest Rutherford used experimental evidence to show that an atom must contain a central nucleus. This was a further evidence that an atom contained smaller pieces.]]> 2018-05-14 00:48:36 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260295883 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260297505 Neil’s Bohr used an experimental evidence to support the idea that electrons occupy particular orbits as shells around the nucleus for the atom]]> 2018-05-14 00:58:41 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/260297505 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263195967 Electrons have negative charge]]> 2018-05-24 00:26:49 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263195967 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263196247 Is Bohr’s model the existing model that we have now?]]> 2018-05-24 00:28:41 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263196247 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263196404 What does Bohr’s model explain?]]> 2018-05-24 00:29:32 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263196404 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263196502 What does Bohr’s model NOT explain?]]> 2018-05-24 00:30:12 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263196502 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263197276 John Chadwick realised that most of the mass was doubled the number of protons]]> 2018-05-24 00:34:54 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263197276 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263197418 John Chadwick discovered the neutron in 1932]]> 2018-05-24 00:35:41 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263197418 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263197567 John Chadwick was a student of Rutherford ]]> 2018-05-24 00:36:30 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263197567 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263197893 Discovered the neutrons ]]> 2018-05-24 00:38:04 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263197893 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263198032 1. Electron (-ve)
2. Proton (tve)
3. Neutron (no charge)]]> 2018-05-24 00:38:58 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263198032 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263198090 Electron (-ve)
Proton (+ve)
Neutron (no change)]]> 2018-05-24 00:39:19 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263198090 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263198474 1. Used mathematical equations to describe the likelihood of finding an electron in a certain position.
2. Unlike the Bohr model, this model does not define the exact path of an electron but predicts the odds of the location of the electron. This model can be portrayed as a nucleus surrounded by an election cloud.
3. Where the cloud is most dense, the chance of finding the electron is greatest, and conversely, the electron is less likely to be in the less dense area of the cloud.]]> 2018-05-24 00:42:07 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263198474 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263198656 Schrodinger used mathematical equations to describe the likelihood of finding a electron in a certain position]]> 2018-05-24 00:43:14 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263198656 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263199166 2018-05-24 00:46:24 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263199166 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263199786 1. Used mathematical equations to describe the likelihood of finding an electron in a certain position.
2. Unlike the Bohr model, this model does not define the exact path of an electron but predicts the odds of the location of the electron. This model can be portrayed as a nucleus surrounded by an election cloud.
3. Where the cloud is most dense, the chance of finding the electron is greatest, and conversely, the electron is less likely to be in the less dense area of the cloud.]]> 2018-05-24 00:51:01 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/263199786 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542276 Atoms cannot be broken down into anything simpler ]]> 2018-06-26 03:05:54 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542276 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542445 Compounds are formed when two or more atoms join together]]> 2018-06-26 03:07:42 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542445 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542549 JJ Thomson discovered the electron in 1897]]> 2018-06-26 03:08:58 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542549 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542613 Ernest Rutherford used experimental evidence to show that an atom must contain a central nucleus in 1911]]> 2018-06-26 03:09:40 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542613 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542666 Discovered the election in 1897]]> 2018-06-26 03:10:18 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542666 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542736 In 1911 he used experimental evidence to show that an atom must contain a central nucleus.]]> 2018-06-26 03:11:10 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542736 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542764 Famous gold foil experiment ]]> 2018-06-26 03:11:37 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542764 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542902 Niels Bohr further developed Rutherford’s nuclear atom model in 1913]]> 2018-06-26 03:13:08 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268542902 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268543067 He used experimental evidence to support the idea that electrons occupy particular orbits or shells around the nucleus of an atom ]]> 2018-06-26 03:14:58 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268543067 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268543376 John Chadwick realised that most of the mass was doubled the mass of protons and discovered the neutron in 1932]]> 2018-06-26 03:18:37 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268543376 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268543633 2018-06-26 03:21:10 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268543633 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268543908 How small, really, is a atom?]]> 2018-06-26 03:23:15 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268543908 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544055 SI units for mass is…
The mass of protons is…
The mass of neutron is…
The mass of electron is…]]> 2018-06-26 03:24:27 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544055 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544441 Dalton-Atoms
Thomson-electrons
Rutherford-central nucleus/protons
Chadwick-neutrons in nucleus
Bohr-electron shells]]> 2018-06-26 03:28:55 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544441 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544650 What each scientist found
Dalton-atoms
Thomson-electrons
Rutherford-central nucleus/protons
Chadwick-neutrons in nucleus
Bohr-electron shells]]> 2018-06-26 03:31:50 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544650 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544771 Protons , neutrons, electrons

]]> 2018-06-26 03:33:29 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544771 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544855 Protons charge - +1 
Neutrons charge - 0 
Electrons charge- -1
Protons and neutrons mass - 1
Electrons mass 1/1840]]> 2018-06-26 03:34:26 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268544855 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268545635 Number of protons = numbers of electrons ]]> 2018-06-26 03:42:52 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268545635 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268576379 2018-06-26 09:11:02 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268576379 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268576617 Neutrons: Bottom number - top number
number of electrons= number of 
protons]]> 2018-06-26 09:13:07 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268576617 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268577011 The central nucleus consists of protons and neutrons and electrons surround it]]> 2018-06-26 09:17:02 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268577011 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680158 Parts of a atom

]]> 2018-06-27 03:08:46 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680158 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680191 Electrons have negative charges and protons have positive charges]]> 2018-06-27 03:09:05 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680191 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680211 2018-06-27 03:09:29 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680211 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680610 Neutrons are supposed to keep the protons together]]> 2018-06-27 03:14:25 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680610 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680840 2018-06-27 03:17:17 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680840 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680884 Electrons’ mass is negligible because its mass is really really small so it doesn’t count]]> 2018-06-27 03:17:49 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680884 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680946 Proton +neutron=4
No.of neutrons = mass no. _______
Proton number]]> 2018-06-27 03:19:00 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268680946 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681004 2 protons
Proton+neutron=4
Number of neutrons= mass of neutrons-mass of protons
4-2=2]]> 2018-06-27 03:19:22 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681004 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681036 2018-06-27 03:19:47 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681036 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681256 Hydrogen has no neutrons
Has only one proton]]> 2018-06-27 03:23:09 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681256 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681377 You can’t split a proton into half also neutrons]]> 2018-06-27 03:24:46 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681377 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681416 2 protons=Sub-atomic particles
2 electrons=Sub-atomic particles
2 neutrons=Sub-atomic particles]]> 2018-06-27 03:25:18 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681416 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681575 Why is chlorine’s relative atomic mass 35.5?]]> 2018-06-27 03:27:36 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268681575 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268682267 Every proton attracts an electron]]> 2018-06-27 03:37:03 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268682267 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268682554 The two isotope chlorine atoms have the same number of protons but have a different number of neutrons]]> 2018-06-27 03:41:38 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268682554 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268682578 Atoms of some elements 
Same number of protons 
Different number of neutrons

]]> 2018-06-27 03:41:56 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268682578 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796121 Isotopes
1-atoms of the same element
2-same number of protons
3-different number of neutrons]]> 2018-06-28 00:17:19 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796121 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796137 1)atoms of the same elements 
2) the same no. Of protons 
3) different No neutrons]]> 2018-06-28 00:17:30 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796137 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796553 2018-06-28 00:21:16 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796553 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796601 2018-06-28 00:21:56 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796601 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796715 Cl 17 35
Proton- 17 Neutron- 18 Electron-17
Cl 17 37
Proton- 17 Neutron- 20 Electron-17

Proton(+1)  Neutron(0)  Electron(-1)]]> 2018-06-28 00:22:53 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796715 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796815 2018-06-28 00:23:44 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268796815 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268797503 Mass number minus proton number is the number of neutrons]]> 2018-06-28 00:31:26 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268797503 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268797727 1.) 1st shell must have maximum 2 electrons
2.) 2nd and 3rd shell must have a maximum of 8 electrons
3.) I-1 outermost electron
4.) Same row, same number of occupied electron shells
*Bohr's model only from 1-20 atomic number]]> 2018-06-28 00:33:29 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268797727 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268797795 How many electrons are there for lithium??????????]]> 2018-06-28 00:34:16 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268797795 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268798094 *1) First shell must have two electrons maximum
*2) second and third shell has a maximum of 8 electron
3) I - one outer atom
4) same row same colunm
*boss model up till only ]]> 2018-06-28 00:37:06 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268798094 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268798320 1st shell must have 2 elements max]]> 2018-06-28 00:39:36 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268798320 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268798654 Boron-10 has 5 neutrons
Boron-11 has 6 neutrons
Boron=10.8]]> 2018-06-28 00:42:50 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268798654 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799067 Protons=Top number(proton atomic number)
Neutrons= Bottom number - top number(relative atomic mass - proton atomic number)
Electrons= Protons]]> 2018-06-28 00:47:43 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799067 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799357 2018-06-28 00:51:40 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799357 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799440 Shellls]]> 2018-06-28 00:52:42 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799440 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799585 I-1 outermost electron
II-2 outermost electrons
*Represent number of electron in outermost shell
*Outermost=Valence
*Column=Group(Roman numerals,I,II,III,IV)]]> 2018-06-28 00:54:54 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799585 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799600 Valence=outermost]]> 2018-06-28 00:55:15 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799600 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799643 1st 2nd and 3rd conclusion

]]> 2018-06-28 00:55:55 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799643 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799865 Same row=same number of occupied electron shells]]> 2018-06-28 00:59:06 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799865 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799921 Row=period]]> 2018-06-28 01:00:02 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799921 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799928 Another word for row is period]]> 2018-06-28 01:00:04 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268799928 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268800022 Electrons must be spaced apart from each other and have to be in pairs]]> 2018-06-28 01:01:20 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268800022 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268800045 2018-06-28 01:01:33 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268800045 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268916762 1st shell—max 2 electrons
2nd 3rd shell—max 8 electrons
Columns—groups (Roman numerals,I,II,III,V,IV)
Rows—period(Arabic numbers,1,2,3,4]]> 2018-06-29 00:15:45 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268916762 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268916860 Outermost- valence]]> 2018-06-29 00:17:13 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268916860 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268916880 Rows = period]]> 2018-06-29 00:17:35 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268916880 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268917026 The first period(row) consists of 2 elements -> Hydrogen and Helium]]> 2018-06-29 00:20:05 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268917026 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268917716 There is the same number of protons as the number of electrons because all atoms are electrically neutral ]]> 2018-06-29 00:29:13 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268917716 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268918356 Noble gases are unreactive/inert because they have a stable electronic configuration with full electron shells]]> 2018-06-29 00:37:01 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268918356 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268918543 Li- 2,1
Na- 2,8,1
K- 2,8,8,1
Be- 2,2
Mg- 2,8,2
Ca- 2,8,8,2 
2.8.8.2]]> 2018-06-29 00:39:25 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268918543 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268921021 If proton number exceeds 20, only need to draw outermost shell]]> 2018-06-29 00:59:48 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/268921021 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269345955 There are the same number of protons and electrons because it has to be electrically neutral ]]> 2018-07-04 06:31:30 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269345955 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269346239 But groups?]]> 2018-07-04 06:35:10 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269346239 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269346302 2018-07-04 06:36:07 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269346302 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269346722 2018-07-04 06:41:13 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269346722 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269347620 All the elements in one group have the same or similar reactions]]> 2018-07-04 06:53:34 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269347620 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269348097 2018-07-04 06:59:07 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269348097 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269348151 2018-07-04 06:59:41 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269348151 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269348672 2018-07-04 07:06:37 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269348672 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269349424 Group 0 
Noble gas inert=unreative
Stable electronic configuration 
With full electron shells]]> 2018-07-04 07:14:12 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269349424 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269516123 Nobel gas 
Unreactive= inert
1) stable electronic configuration
2)with full electron shells 

]]> 2018-07-06 00:34:06 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269516123 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269516251 Same period means same number of occupied electron shells]]> 2018-07-06 00:35:50 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269516251 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269516313 If elements are in the same group it means they have the same number of valence electrons ]]> 2018-07-06 00:36:45 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269516313 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269516324 Proton = top no
Neutron = bottom - top
Electron = same as proton ]]> 2018-07-06 00:36:52 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269516324 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269517680 Groups and elements]]> 2018-07-06 00:39:47 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269517680 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269517982 2018-07-06 00:44:11 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269517982 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269518531 Mg ions and atoms]]> 2018-07-06 00:52:26 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269518531 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269518575 2018-07-06 00:53:11 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269518575 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269640489 Bohr’s model works well for very simple atoms such as hydrogen but cannot be used for complex atoms. Although the Bohr model is still available today, we use a much more sophisticated model called the quantum mechanical model more frequently for complex atoms.]]> 2018-07-08 04:07:15 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269640489 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269640712 The Bohr model shows us that the electrons in atoms are in orbits of differing energy around the nucleus ]]> 2018-07-08 04:15:09 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269640712 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701444 Oxygen=Oxide
Sulfur=Sulfide
Fluorine=Fluoride
Chlorine=Chloride 
Bromine=Bromide
Iodine=Iodide]]> 2018-07-09 05:11:56 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701444 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701501 Flourine = Florida
Chlorine = chloride
Bromine = bromide
Iodine = iodide
Oygen = oxide
Sulfur = sulfide


]]> 2018-07-09 05:13:23 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701501 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701523 Oxygen -> Oxide
Sulfur -> Sulfide
Fluorine -> Fluoride
Chlorine -> Chloride
Bromine -> Bromide
Iodine -> Iodide
Phosphorus -> Phosphide]]> 2018-07-09 05:14:03 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701523 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701700 2018-07-09 05:19:19 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701700 limtianyu18 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701718  I II III IV V  VI  VII 0
 1  2  3   4  5   6   7   2/8
+1 +2 +3  share    -3  -2  -1]]> 2018-07-09 05:19:40 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701718 pavlovamon https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701951 2018-07-09 05:24:56 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269701951 Ziyang https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269702531 , nitrogen equals nitride ]]> 2018-07-09 05:36:18 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269702531 tanvi_chaware3 https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269801035 Positive ion - cat ion
Negative ion - ar ion]]> 2018-07-10 03:36:16 UTC https://padlet.com/tanvi_chaware3/1lk2d7cg0r15/wish/269801035