Chemistry, asked by kavyavyas53, 4 months ago

options are
oxygen, ammonia, hydrogen, copper

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Answers

Answered by himanshi2007deleya

0

Answer:

1. copper oxide

2. hydrogen

Explanation:

here is your answer hope uare satisfy with my answer if so mark me brainliest

Answered by majesty10

1

Answer:

The black residue obtained on heating copper carbonate- Copper oxide
The gas which reacts with oxygen to give a neutral liquid- Hydrogen

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