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The simplest formula of a compound conta...

The simplest formula of a compound containing 50% of an element `X` (atomic weight 10) and 50% of element `Y` (atomic weight 20) is:

A

`XY_(2)`

B

`X_(2)Y`

C

`X_(2)Y_(3)`

D

`XY_(3)`

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The correct Answer is:
B
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