Q.
The formula of sodium tungstate is Na2WO4 and that of lead phosphate is Pb3(PO4)2. What is the formula of lead tungstate?
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a
PbWO4
b
Pb2(WO4)2
c
Pb3(WO4)2
d
Pb3(WO4)4
answer is A.
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Detailed Solution
Sodium tungstate is Na2WO4. Thus tungstate ion is and sodium ion is Na+ lead phoosphate is Pb3(PO4)2.Plumbous ion is Pb+2 and phosphate ion is Formula of lead tungstate will be Pb+2 criss-cross PbWO4
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