https://padlet.com/kavitamrisnoida/awh0r55kyuwba144 Properties of metals , non-metals and metallloids. en-us 2021-07-05 03:53:47 UTC 2021-07-05 06:14:05 UTC hello@padlet.com https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636879865 physical properties of metals
sonorous
ductile
malleable
high melting and boiling point
density of metal is high 
solid at room temperature
metals corrode in reaction with air and water
conductor of heat and electricity
Metallic character increases on going down the group and decreases along a period as we move from left to right 

non metals : 

non sonorous
2.not ductile
3.not malleable
4.low melting and boiling point
5.density is low
6.solid,liquid or gaseous at room temperature
7.bad conductor of electricity
8. non metallic character increases as we move from left to right in a period.

metalloids : 
They are a zigzag line in the periodic table that segregates the metals from non metals.
they have properties that are intermediate between those of metals and nonmetals

]]> 2021-07-05 05:25:07 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636879865 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880011  Physical Properties of metals
1)They produce ringing sound(sonorous)
2)They can be drawn into thin strings (ductile)
3)They can be beaten into thin sheets (malleable)
4)75% of elements in periodic table are metals 
5) They have free electrons(conduct electricity)
6) Metalloids are present at the border of metals and non metals 
7)The metallic properties of metals decreases from left to right 
8)It increases from top to bottom as electrons increases

]]> 2021-07-05 05:25:15 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880011 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880117 Properties of Metals - 
1) Comprise of more than 78% of known elements of periodic table.
2) Character decreases from left to right 
3) Character increases down the group

Properties of Non - Metals - 
1) 18 elements in periodic table
2) Character increases from left to right 

Metalloids - 
1) Very few in numbers
2) Have both properties of metals and non - metals]]> 2021-07-05 05:25:21 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880117 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880222 metals:
a.placed in the bottom left of the periodic table
b.metals lose an electron to stabalize the atom
c.metals are sonorus,ductile,malleable,lustourous
d.present in abundance in nature
e.highly reactive
f.they are dense in nature
non metals:
a.located on the top left of the periodic table
b.fewer non metals than metals available
c.low reactivity
d.low density]]> 2021-07-05 05:25:26 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880222 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880232 1) Properties of Metals:
- Sonorous, malleable, high boiling point, high melting point, ductile.
- Metallic character increases down a group.
- Metallic character decreases along a period from left to right.
- Metals comprise more than 78% of known elements.
- All s-block, d-block, and f-block elements are metals.

2) Properties of Non-Metals:
- Non-metals are few (18)
- The non-metallic character increases as you go from left to right.
- Not sonorous
- Low melting point
- Low boiling point
-Low density
- Poor conductors of electricity
- Not malleable

3) Properties of Metalloids:
- Elements which lie along the borderline between metals and non-metals
- They are Si, Ge, As, Sb, Te, Po, and At.
- Show characteristics of metals and non-metals]]> 2021-07-05 05:25:26 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880232 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880367 Metals-
1)compromise of more than 78 percent of the known elements.
2)metallic character increases in group from left to right.
3)decreases along the period
Physical properties-
1)Malleable
2)Ductile
3)Sonorous
4) High melting points
5)High Boiling points


Non metals-
1)they are fewer, only 18 in the periodic table.
2)The non metallic character increases as we move from left to right.
Physical properties-
1)Bad conductors
2)Non Malleable
3)Non Sonorous
4)Non Ductile

Metalloids-
1)They are a zigzag line in the periodic table that segregates the metals from non metals.
2) Si, Ge, As, Sb, Te, Po, At.
3)They exhibit the characters of both metals and non metals.]]> 2021-07-05 05:25:34 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880367 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880416 1.)Metals are sonorous,ductile,malleable and they have a high melting and boiling point
The metals of group 1 and 2 are known as the s-block elements and metals of group 3 belong to p-block elements.
Metals have lesser amount of valence shell electrons 
They are more reactive
They have low ionization enthalpies.
Metallic properties increase down a group and decreases along a period
2.)Non metals are
Bad conductors of heat and electricity and are usually present in solid or gaseous states.
The non metals are a part of p-block elements
Non metallic properties decreases down a group and increases along a period
3.)Elements which have properties of both metals and non metals are known as Metalloids

]]> 2021-07-05 05:25:36 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880416 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880585 Properties of metals are-
1.Metals comprise more then 78% of known elements.
2.Most metals are metal oxides when they come in contact with oxygen.
3.Metallic character increases down a group and decreases along a period as we move from left to right.
4.All s-block,d-block and f-block elements are metal.
Non-Metals-
1.Non metals react more with metals compared to non metals.
2.These are H,C,N,O,P,F,Cl etc.
3.The non metallic character increases when one moves down from left to right.
Metalloids-
1.Metalloids are solid,can be shiny or dull. they are ductile and  malleable
2.These are Si,Ge,As and Sb etc.]]> 2021-07-05 05:25:45 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636880585 ayaan05420 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636881323 physical properties of metals :
1-Ductile
2-sonorous
3-malleable
4-high boiling and melting points.
5-solid at room temperature
6-metals comprise more than 78% of elements 
physical properties of non metal:
1-not ductile
2- not sonorous
3-brittle
4- low boiling and melting point
5- low density 
6- they are solid,liquid,gas at room temperature  
7-18 elements in periodic table]]> 2021-07-05 05:26:23 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636881323 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636881451 Metals:
1.sonorous
2.ductile
3.malleable
4.high melting and boiling point
5.density of metal is high 
6.solid at room temperature
7.metals corrode when react with water and air
8.good conductor of electricity
Non metals:
1.non sonorous
2.not ductile
3.not malleable
4.low melting and boiling point
5.density is low
6.solid,liquidor gaseous at room temperature
7.bad conductor of electricity]]> 2021-07-05 05:26:30 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636881451 mehasingh2224 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636881986 metals 
sonorous
ductile 
malleable  
high boiling point an melting point 
Metallic character increases down a group.
Metallic character decreases along a period from left to right  Metals comprise more than 78% of known elements.
All s-block, d-block, and f-block elements are metals
metals become metal oxide when react with oxygen

non metals 
Not sonorous
Low melting point
 Low boiling point
Low density
Poor conductors of electricity Not malleable
Non-metals are few (18 The non-metallic character increases as you go from left to right.

metalloids
elements which lie along the borderline between metals and non-metals
They are Si, Ge, As, Sb, Te, Po, and At
 Show characteristics of metals and non-metals]]> 2021-07-05 05:27:00 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636881986 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636882272 -metals are malleable.
-ductile in nature
-shiny appearance 
-high melting and boiling points
-metals lose electrons easily
-electropositive elements

-non metals are brittle
-neither ductile nor malleable
-insulating nature
-non metals lie between 4 to 8 electrons in outer shell
-electronegetive elements]]> 2021-07-05 05:27:05 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636882272 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636883798 Metals 
● Metallic character increases on going down the group and decreases along a period as we move from left to right .
●Metals comprises more than 78% of known elements.
●Elements in S,D and F blocks are metals.
●Sonorous
●They have high melting point and boiling point.
●Malleable 
●They are hard (except sodium and potassium)
Non Metals
●The Non~Metallic character increases as we go from left to right in a period and decreases on going down the group.
●Non-Metals are few(18)
●some are  are H,C,N,O,P etc.
Metalloids 
●Elements which lie along the borderline between Metals and Non Metals are called metalloids.

]]> 2021-07-05 05:28:23 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636883798 sachi032005 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636884210 Properties of Metals:-
1) Lose Electrons
2) Malleable
3) Ductile
4) High Melting point
5) High Boiling point
6) Lusturous 
7) Sonorous
8) High Densities
9) Good Conductors of heat.
10) Good conductors of electricity.
11) Form Basic oxides
12) Electropositive elements.

Properties Of Non Metals:-
1) Gain Electrons
2) Brittle
3) Low Melting point
4) Low Boiling point
5) Low densities
6) Not sonorous
7) Bad conductors of heat
8) Form acidic oxides
9) Electronegative elements.

]]> 2021-07-05 05:28:46 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636884210 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636884498 properties of METALS :--
1.sonorous
2.ductile and malleable
3.good conductors of head and electricity
4.generally solid at room temperature exception mercury.
5.Generally Hard and lustourus
6.
----------------------------------------------------
properties of NON-METALS :--
1.non-sonorous
2.they are not ductile and malleable.
3.]]> 2021-07-05 05:29:02 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636884498 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636885273 Metals- they are sonorous, malleable, ductile and they have high melting and boiling point.
they are solid at room temperature. 
they loose electron easily.
Metallic character increases on going down the group and gets decreases when we move from left to right in the group.
 
Non Metal- they are not malleable, ductile and they have low boiling and melting point. 
They are brittle and are bad conductors of electricity.
They gain electrons easily.
electro negative element


]]> 2021-07-05 05:29:45 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636885273 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636885788 properties of metals:-
1.sonorous
2.ductile
3.malleable
4.good conductors of head and electricity
5.generally solid at room temperature exception mercury.
6.Generally Hard
7.lustourus

]]> 2021-07-05 05:30:14 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636885788 https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636885863 metals:-
-they are sonorous.
-they are malleable
-they are ductile
-they have high melting and boiling point.
t-hey are electropositive, this means they lose electrons .
they are good conductors of heat and electricity.
-metallic character increases down a group and decreases in a period as we move from left to right.
-all s,d,f block elements consist of metals 

non metals:-
-they are not sonorous 
-they are neither malleable nor ductile
-they are electronegative, this means they are electron acceptors.
-they are bad conductors of heat and electricity 
-they have low melting and boiling point.
non metallic character increases as we move from left to right in a period.

metalloids:-
-They are a zigzag line in the periodic table that segregates the metals from non metals.
-they have properties that are intermediate between those of metals and nonmetals]]> 2021-07-05 05:30:19 UTC https://padlet.com/kavitamrisnoida/awh0r55kyuwba144/wish/1636885863