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Q.

Yellow compound of lead chromate gets dissolved on treatment with hot NaOH solution. The product of lead formed is a :

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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 is D.

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Detailed Solution

PbCrO4+NaOH(hot excess)→[Pb(OH)4]−2+Na2CrO4
Dianionic complex with coordination number four

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