compound
another name for HCl
what is hydrogen chloride?
Ne
what is neon?
polonium is very poisonous
how poisonous is polonium?
it is carbon dioxide
what is CO2?
P
what is phosphorus?
15 elements
what are radioactive elements?
in double glazed windows
what is argon?
W
what is tungsten?
another name for NaCl
what is sodium chloride?
in a staircase range
what are base-meatals?
ag
what is silver?
silicon is the only semi conductor
how is silicon used?
Cl
what is chlorine?
it is a liquid that turns into air immediately
what is francium?