JEE Main 20253 Apr, Evening shiftChemistryMediumOrganic Compounds Containing Nitrogen35× since 2005
X g of nitrobenzene on nitration gave 4.2 g of m-dinitrobenzene. X = ______ g. (nearest integer) [Given : molar mass (in g ) C : 12, H : 1, O : 16, N : 14]