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Chemistry Help ASAP A gas whose molecule is monatomic is 1) oxygen; 2) helium; 3) nitrogen; 4) chlorine; 5) hydrogen.
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Chemistry Help ASAP

A gas whose molecule is monatomic is

1) oxygen; 2) helium; 3) nitrogen; 4) chlorine; 5) hydrogen.

User Tomasita
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1 Answer

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The answer here is helium.

You can remember the diatomic elements with this mnemonic: HOFBrINCl (hydrogen, oxygen, fluorine, bromine, iodine, nitrogen, and chlorine).
User Nagesh Susarla
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