https://padlet.com/305162/6rrv3x0by0ua Made with the strength to succeed en-us 2017-12-06 16:23:49 UTC 2023-06-05 01:25:08 UTC hello@padlet.com 305162 https://padlet.com/305162/6rrv3x0by0ua/wish/213779490 Period 1 only contains two elements ]]> 2017-12-06 16:25:43 UTC https://padlet.com/305162/6rrv3x0by0ua/wish/213779490 305162 https://padlet.com/305162/6rrv3x0by0ua/wish/213779657  In chemistry, a group is a vertical column in the Periodic Table Groups may be referred to either by number or by name]]> 2017-12-06 16:25:56 UTC https://padlet.com/305162/6rrv3x0by0ua/wish/213779657 305162 https://padlet.com/305162/6rrv3x0by0ua/wish/213784192 Any of a group of soft, white, low-density, low-melting, highly reactive metallic elements, including lithium, sodium, potassium, rubidium, cesium, and francium]]> 2017-12-06 16:32:39 UTC https://padlet.com/305162/6rrv3x0by0ua/wish/213784192 305162 https://padlet.com/305162/6rrv3x0by0ua/wish/213787278 any of the group of bivalent metals including barium, radium, strontium, calcium and usually magnesium the hydroxides of which are alkalis but less soluble than those of the alkali metals]]> 2017-12-06 16:37:31 UTC https://padlet.com/305162/6rrv3x0by0ua/wish/213787278 305162 https://padlet.com/305162/6rrv3x0by0ua/wish/213791107 Lanthanides are a family of 15 chemical elements whose atomic numbers range from 57 to 71.]]> 2017-12-06 16:42:36 UTC https://padlet.com/305162/6rrv3x0by0ua/wish/213791107 305162 https://padlet.com/305162/6rrv3x0by0ua/wish/213792878 Scientists have been able to find five elements from the actinide family in nature thorium protactinium uranium neptunium and plutonium]]> 2017-12-06 16:45:18 UTC https://padlet.com/305162/6rrv3x0by0ua/wish/213792878 305162 https://padlet.com/305162/6rrv3x0by0ua/wish/213796016 Moving rightward across the standard form of the periodic table, nonmetals adopt structures that have progressively fewer nearest neighbours]]> 2017-12-06 16:50:41 UTC https://padlet.com/305162/6rrv3x0by0ua/wish/213796016 305162 https://padlet.com/305162/6rrv3x0by0ua/wish/213797970 Any of the elements in Group O of the periodic table, including helium, neon, argon,krypton, xenon, and radon]]> 2017-12-06 16:53:53 UTC https://padlet.com/305162/6rrv3x0by0ua/wish/213797970