JEE Mains · Chemistry · STD 12 - 5. Co-ordination chemistry
Yellow compound of lead chromate gets dissolved on treatment with hot \(\mathrm{NaOH}\) solution. The product of lead formed is a :
- A Tetraanionic complex with coordination number six
- B Neutral complex with coordination number four
- C Dianionic complex with coordination number six
- D Dianionic complex with coordination number four
Answer & Solution
Correct Answer
(D) Dianionic complex with coordination number four
Step-by-step Solution
Detailed explanation
\(\mathrm{PbCrO}_4+\mathrm{NaOH}\) (hot excess) \(\rightarrow\left[\mathrm{Pb}(\mathrm{OH})_4\right]^{-2}+\) \(\mathrm{Na}_2 \mathrm{CrO}_4\) Dianionic complex with coordination number four
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