ICSE Class 10 Chemistry 2023 Solved Paper

State one relevant observation for each of the following:

Question : 69 of 88

Marks: +1, -0

Dry ammonia gas is passed over heated

{\PbO}

Solution:

When dry ammonia gas is passed over heated

{\PbO}

, nitrogen gas is produced.

3 {\PbO}+2 {\NH}_3 → 3 {\Pb}+ {\N}_2 ↑

+3 {\H}_2 {\O}

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