Question

what is chlorate?? and its formula?

Answer 1

The chlorate anion has the formula ClO−
3. In this case, the chlorine atom is in the +5 oxidation state. "Chlorate" can also refer to chemical compounds containing this anion; chlorates are the salts of chloric acid. "Chlorate", when followed by a Roman numeral in parentheses, e.g. chlorate(VII), refers to a particular oxyanion of chlorine.

Answer 2

The chlorate anion has the formula ClO−
 In this case, the chlorine atom is in the +5 oxidation state. "Chlorate" can also refer to chemical compounds containing this anion; chlorates are the salts of chloric acid.