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Subject :NSO    Class : Class 8

Observe the given figure carefully.

X and Y respectively are

A Zn and Ag
B Au4 and Cu
C Fe and Cu
D Zn and Cu

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

Ans 2:

Class : Class 8
It says in the second test tube that there is a colourless solution of Y SO4and granules of Y! It should be colourless solution of X SO4 and granules of Y.

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