Back to CHEMICAL BONDING & MOLECULAR STRUCTURE

NEET UG CHEMISTRY MCQ: CHEMICAL BONDING & MOLECULAR STRUCTURE

1 Hard

1 of 1

Application +4 | -1

Suppose that

A

and

B

form the compounds

B_2 A_3

and

B_2 A

. If 0.05 mole of

B_2 A_3

weighs

9 g

and 0.1 mole of

B_2 A

weighs

10 {~g}

, the atomic weight of

A

and

B

respectively are

View answer and explanation

Correct option: B

40 and 30

Option B (40 and 30) is correct because it can be found by setting up and solving a system of two equations based on the given molar masses of the compounds.

NEET UG CHEMISTRY MCQ: CHEMICAL BONDING & MOLECULAR STRUCTURE

More Questions from CHEMICAL BONDING & MOLECULAR STRUCTURE