MCQ
Some salts although containing two different metallic elements give test for only one of them in solution. Such salts are
- ADouble salts
- BNormal salts
- ✓Complex salts
- DBasic salts
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$NH_4HS(s) \rightleftharpoons NH_3(g)+H_2S(g)$
is following to set up at $127\,^oC$ in a closed vessel. The total pressure at equilibrium was $20\,atm$ . The $K_C$ for the reaction is
