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Upon heating with Cu(2)S, the reagent (s...

Upon heating with `Cu_(2)S`, the reagent `(s)` that give copper metal is//are.

A

(ii),(iii),(iv)

B

(ii),(iii)

C

(i),(ii),(iii),(iv)

D

(ii),(iv)

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The correct Answer is:
B, C, D
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