MCQ
The correct statement in respect of $d-$ block elements
- AThey are all metals
- BThey show variable valency
- CThey form coloured ions and complex salts
- ✓All above statements are correct
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$B\xleftarrow{{Pd + CaC{O_3}}}R - C \equiv C - R\xrightarrow{{liq.N{H_3} + Na}}A$
$A$ and $B$ are geometrical Isomers. Then
$(i)\,\, Cl^-$ can give up an electron more easily than $F^-$
$(ii) \,\,Cl^-$ is a better reducing agent than $F^-$
$(iii)\,\, Cl^-$ is smaller in size than $F^-$
$(iv)\,\, F^-$ can be oxidized more readily than $Cl^-$
$X$ is