Question

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fill in the blanks

The valency of carbonate radical is---------
The formula of bicarbonate radical-------------------
The formula of nitrate radical-------------------
The formula of sulphate radical-------------------

Answer 1

1) Valency of carbonate radical : 2-
2) Formula of bicarbonate radical : HCO3-
3) Formula of nitrate radical : NO3-
4) Formula of sulphate radical :
$SO \frac{2 - }{4 }$

Answer 2

I have tick mark your answers in the above photograph