What are binary compounds?

1 Answer
Jan 12, 2017

Binary compounds are compounds that contains exactly two different elements.

Explanation:

The prefix bi means "two". In chemistry, binary compounds are compounds that contains exactly two different elements.

Thus, compounds with polyatomic ions are not binary compounds.

E.g. Binary Compounds:
- HCl,
- NaCl,
- H_"2"O,
- NH_"3".

E.g. Not Binary Compounds:
- H_"2"SO_"4",
- NaNO_"3",
- LiOH.
- Ti(SO_"4")_"2"

Note that certain acids are binary compounds.

Hope this helps :)