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A metal M shows variable valencies 2 an...

A metal M shows variable valencies 2 and 3. Calculate the ratio of oxygen atom present in their corresponding sulphates.

A

1:3

B

3:1

C

3:4

D

3:2

Text Solution

Verified by Experts

The correct Answer is:
a
Let the metal be X. The compounds possible are `XSO_4 and X_2(SO_4)_3`. The number of oxygen atoms present is 4 and 12, respectively. Ratio of oxygen atoms is 4: 12 = 1:3
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