Wk 7 Atmosphere Crossword
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Down:
1) :the chemical element of atomic number 54, a member of the noble gas series. It is obtained by distillation of liquid air, and is used in some specialized electric lamps.2) A colorless, odorless, highly flammable gas.
3) the chemical element of atomic number 36, a member of the noble gas series. It is obtained by distillation of liquid air, and is used in some kinds of electric light. 4) an inert gaseous element of the noble gas group. It is obtained by the distillation of liquid air and is used in fluorescent lamps and advertising signs.6) the chemical element of atomic number 18, an inert gaseous element of the noble gas group. Argon is the most common noble gas, making up nearly one percent of the earth's atmosphere. |
Across:
5) A reactive element found in water, rocks, it’s colorless, odorless, tasteless gas.7) A colorless, odorless, unreactive gas. |
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