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A compound has the molecular formula X 2 O 3 . If 10 g of X 2 O 3 has 5.72 g X, atomic mass of X is : (1) 0 (2) 1 (3) 2 (4) 3 (5) 4 (6) 5 (7) 6 (8) 7 (9) 8 (10) 9








A compound has the molecular formula X2O3. If 10 g of X2O3 has 5.72 g X, atomic mass of X is :












































(1) 0
(2) 1
(3) 2
(4) 3
(5) 4
(6) 5
(7) 6
(8) 7
(9) 8
(10) 9

Grade:12

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