1.

Statement I : At high temperature , hydrogen can reduce PbO to elemental lead. Statement II : Hydrogen has great affinity to oxygen.

Answer»

Both the statements individually true and STATEMENT II is the correct explanation of Statement I.
Both the statements are individually true but Statement II is not correct explanation of Statement I.
Statement I is true but Statement II is false .
Statement I is false but Statement II is true .

Solution :It is due to reduction reaction hydrogen reduces the oxygen to LEAD OXIDE to ELEMENTAL lead.


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