MCQ
The formula of $3$ membered discrete chain silicate is
- A$Si_3O_9^{6-}$
- ✓$Si_3O_{10}^{8-}$
- C$Si_3O_6^{3-}$
- D$Si_3O_{12}^{12-}$
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Reason : In presence of $H_2SO_4$, $HNO_3$ acts as a base and produces $NO_2^+$ ions.
(en-ethylenediamine; $H _{2} N - CH _{2}- CH _{2}- NH _{2}$ )
