Periodic Table of Elements

What is the most gases in the world?
Nitrogen
Oxygen
Helium
Neon
What is N?
Sodium
Sulfur
Neon
Nitrogen
What is O?
Oxygen
Chlorine
Fluorine
Calcium
What are the most noble gas in the world?
Liquid hydrogen
Liquid oxygen
Liquid helium
Liquid neon
What is hydrogen next to helium?
What is gas?
What is aluminium turns to silicon?
What is oxygen turned to neon?
Clone
Coal
Cop
Cane
Carbon dioxide
What is gas turn to sulfur?
Gas
Hydrogen
Helium
Rocks
Aluminium
Sulfur
What is gas turn to calcium?
Gas
Aluminium
Sulfur
Silicon
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