MCQ
Which one is an oxidising agent
- A$FeS{O_4}$
- B$HN{O_3}$
- C${H_2}S{O_4}$
- ✓$(b)$ and $(c)$ both
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$Ca(OH)_2 + H_3PO_4\to CaHPO_4 + 2H_2O$ is