Question

Suppose the elements X and Y combine to form
two compounds XY, and X,Y. When 0.1 mole of
XY, weighs 10 g and 0.05 mole of X,Y, weighs
9g, the atomic weights of X and Y are
[NEET-Phase-2-2016]
(1) 40,30
(2) 60, 40
(3) 20,30
(4) 30,20​

Answer 1

Suppose the elements X and Y combine to form

two compounds XY, and X,Y. When 0.1 mole of

XY, weighs 10 g and 0.05 mole of X,Y, weighs

9g, the atomic weights of X and Y are

[NEET-Phase-2-2016]

(1) 40,30

(2) 60, 40

(3) 20,30

(4) 30,20

Option A

Answer 2

Suppose the elements X and Y combine to form

two compounds XY, and X,Y. When 0.1 mole of

XY, weighs 10 g and 0.05 mole of X,Y, weighs

9g, the atomic weights of X and Y are

[NEET-Phase-2-2016]

(1) 40,30

(2) 60, 40♥♥♥

(3) 20,30

(4) 30,20

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