Question

Name the gas evolved:-
1. when sodium hydrogen carbonate is heated strongly.
2. When CuSo4 solution is heated.
3. When methane undergoes combustion.
4. When Zinc oxide is heated.
5. when electric current is passed through accumulated water.

Please solve it.
Do not copy paste. If your answer is correct then, I will mark the answer as brain liest.​

Answer 1

Answer:

1. hydrogen

2. SO2 and O2.

3. CO2

4. oxygen

5. hydrogen

Answer 2

Answer:

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