p-Block elementsHardBloom L3

Question

Which of the following oxides are mixed oxide :

Options

A.PbO2
B.SnO2
C.Pb2O3
D.Pb3O4

Solution

Sol. A mixed oxide is a somewhat informal name for an oxide that contains cations of more than one chemical element or cations of a single element in several states of oxidation.Pb3​O4​ is actually 2PbO.PbO2​ in which Pb exbhits +2,+4 oxidation states and acts like mixed oxide.

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