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. A green colour substance 'X' is heated strongly. Its colour changes to 'Y' and smell of burning sulphur is given out.
a. Name the substances X and Y.
b. Name the type of reaction taking place.
c. Write the balanced chemical equation for the reaction.

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Answer:

_________(question)__________

. A green colour substance 'X' is heated strongly. Its colour changes to 'Y' and smell of burning sulphur is given out.

Explanation:

___(answer)___

a.

_______________

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