Mole ConceptHard
Question
On reduction with hydrogen, 3.6 g of an oxide of metal left 3.2g of metal. If the vapour density of metal is 32, the simplest formula of the oxide would be :-
Options
A.MO
B.M2O3
C.M2O
D.M2O5
More Mole Concept Questions
The molecular formula of a compound is X4O9. If the compound contains 40% X by mass, then what is the atomic mass of X?...The percentage of oxygen in a compound is 4%. Its minimum molecular mass will be...Law of multiple proportions is not applicable for the oxide(s) of...Hydrogen cyanide, HCN, is prepared from ammonia, air and natural gas (CH4) by the following process. 2NH3(g) + 3O2(g) + ...The percentage of Fe(III) present in iron ore Fe0.93 O1.00 is (Fe = 56)...