1.

Lead (IV) oxide is obtained by

Answer»

heating LEAD (II) oxide STRONGLY in air
heating lead strongly in pure OXYGEN
oxidising lead with CONC. `HNO_(3)`
none of these

Solution :`Pb_(3)O_(4)+4HNO_(3) overset(Delta)to2Pb(NO_(3))_(2)+2H_(2)O+PbO_(2)`


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