Science, asked by Dhanush2942005, 8 months ago

a brown substance x on heating heating on air forms a substance y and when hydrogen gas is passed over it comes back to X
what type of reaction is this

Answers

Answered by IKAJU1234

1

Answer:

it is a physical with some chemical reaction

BUT ACTUALLY IT IS PHYSICAL REACTION AS IT COMES BACK TO ORIGNIAL STATE

Answered by seethagyaneshwar

1

Answer:

black colour and it smells very bad

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