How would you write the formula for sodium perchlorate?

1 Answer
Slangus
Nov 9, 2015

NaClO_4

Explanation:

Perchlorate is a polyatomic ion that has a 1- charge, and sodium has a 1+ charge. Therefore it's a 1:1 ratio, making it NaClO_4.

When dealing with polyatomic ions you treat them as one entity.

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