30 most important element by Bryanna Vega https://padlet.com/301439/j1k5moc45olz Made with magic en-us 2017-04-25 17:25:57 UTC 2025-09-24 17:20:27 UTC hello@padlet.com carbon 301439 https://padlet.com/301439/j1k5moc45olz/wish/168184435 Carbon is a Group 14 element and is distributed very widely in nature. It is found in abundance in the sun, stars, comets, and atmospheres of most planets.  ]]> 2017-04-25 17:38:21 UTC https://padlet.com/301439/j1k5moc45olz/wish/168184435 Hydrogen 301439 https://padlet.com/301439/j1k5moc45olz/wish/168186671 2017-04-25 17:43:50 UTC https://padlet.com/301439/j1k5moc45olz/wish/168186671 helium 301439 https://padlet.com/301439/j1k5moc45olz/wish/168186745 Helium gas is used to inflate blimps, scientific balloons and party balloons. It is used as an inert shield for arc welding, to pressurize the fuel tanks of liquid fueled rockets and in supersonic wind tunnels.]]> 2017-04-25 17:43:59 UTC https://padlet.com/301439/j1k5moc45olz/wish/168186745 lithium 301439 https://padlet.com/301439/j1k5moc45olz/wish/168186840 Lithium is the chemical element with symbol Li and atomic number 3. In the periodic table, it is located in group 1, among the alkali metals. Lithium in its pure form is a soft, silver white metal, that tarnishes and oxidizes very rapidly in air and water.]]> 2017-04-25 17:44:15 UTC https://padlet.com/301439/j1k5moc45olz/wish/168186840 nitrogen 301439 https://padlet.com/301439/j1k5moc45olz/wish/168186933 2017-04-25 17:44:29 UTC https://padlet.com/301439/j1k5moc45olz/wish/168186933 oxygen 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187020 2017-04-25 17:44:44 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187020 fluorine 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187083 Sodium fluoride (NaF), stannous(II) fluoride (SnF2) and sodium monofluorophosphate (Na2PO3F) are all fluorine compounds added to toothpaste, also to help prevent tooth decay.]]> 2017-04-25 17:44:55 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187083 neon 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187125 2017-04-25 17:45:05 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187125 sodium 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187228 Although sodium is the sixth most abundant element on earth and comprises about 2.6% of the earth's crust, it is a very reactive element and is never found free in nature. ]]> 2017-04-25 17:45:18 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187228 magnesium 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187274 2017-04-25 17:45:24 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187274 aluminum 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187421 2017-04-25 17:45:49 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187421 silicon 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187544 2017-04-25 17:46:08 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187544 phosphorus 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187586
it is used in the DNA molecule and is a main ingredient in our bones and teeth. We get phosphorus from foods such as beans, nuts, eggs, fish, milk, and chicken. 
]]> 2017-04-25 17:46:14 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187586 sulfur 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187728 Sulfur (S), also spelled sulphur, nonmetallic chemical element belonging to the oxygen group (Group 16 [VIa] of the periodic table), one of the most reactive of the elements. Pure sulfur is a tasteless, odourless, brittle solid that is pale yellow in colour, ]]> 2017-04-25 17:46:39 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187728 chlorine 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187751 Chlorine is commonly used as an antiseptic and is used to make drinking water safe and to treat swimming pools.]]> 2017-04-25 17:46:43 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187751 potassium 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187822 2017-04-25 17:46:54 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187822 calcium 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187900 Although calcium is the fifth most abundant element in the earth's crust, it is never found free in nature since it easily forms compounds by reacting with oxygen and water]]> 2017-04-25 17:47:04 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187900 chromium 301439 https://padlet.com/301439/j1k5moc45olz/wish/168187943  is a chemical element with symbol Cr and atomic number 24. It is the first element in group 6. ]]> 2017-04-25 17:47:12 UTC https://padlet.com/301439/j1k5moc45olz/wish/168187943 iron 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188016 2017-04-25 17:47:24 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188016 nickel 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188386 2017-04-25 17:48:26 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188386 copper 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188410 2017-04-25 17:48:30 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188410 zinc 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188433 2017-04-25 17:48:34 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188433 bromine 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188482 Bromine is a chemical element with symbol Br and atomic number35. It is the third-lightest halogen, and is a fuming red-brown liquid at room temperature that evaporates readily to form a similarly coloured gas.]]> 2017-04-25 17:48:41 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188482 silver 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188502 .Silver is precious metal that has been used for many years to make fine pieces of jewelry, coins, utensils and various pieces of art.]]> 2017-04-25 17:48:45 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188502 tin 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188521 Tin is a chemical element with symbol Sn (for Latin: stannum) and atomic number 50. It is a post-transition metal in group 14 of the periodic table. It is obtained chiefly from the mineral cassiterite, which contains tin dioxide, SnO2.]]> 2017-04-25 17:48:48 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188521 gold 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188532 Most metals are metallic grey or silvery white whereas gold is characteristically a metallic yellow color, in other words gold-colored. Cesium is also gold colored]]> 2017-04-25 17:48:50 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188532 mercury 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188659 the chemical element of atomic number 80, a heavy silvery-white metal that is liquid at ordinary temperatures.]]> 2017-04-25 17:49:15 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188659 lead 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188736 Lead is a bluish-white lustrous metal. It is very soft, highly malleable, ductile, and a relatively poor conductor of electricity.]]> 2017-04-25 17:49:27 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188736 uranium 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188763 Uranium is of great interest because of its application to nuclear power and nuclear weapons. Uranium contamination is an emotive environmental problem.]]> 2017-04-25 17:49:32 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188763 lodine 301439 https://padlet.com/301439/j1k5moc45olz/wish/168188837 Iodine is a bluish-black, lustrous solid. It volatilizes at ambient temperatures into a pretty blue-violet gas with an irritating odor.]]> 2017-04-25 17:49:45 UTC https://padlet.com/301439/j1k5moc45olz/wish/168188837