STANDARD Chemistry Empirical and Molecular Formulas MCQ Question
Compound A contains 8.7% hydrogen, 74% carbon and 17.3% nitrogen. The molecular formula of the compound is Given : Atomic masses of C, H and N are 12, 1 and 14 amu respectively. The molar mass of the compound A is 162 g mol⁻¹.
C₄H₆N₂
C₂H₃N
C₅H₇N
C₁₀H₁₄N₂
Correct Answer
Detailed Explanation
The empirical formula is determined from the percentage composition and atomic masses. The empirical formula mass is calculated and compared with the given molar mass to find the molecular formula. The molecular formula is C₁₀H₁₄N₂.
Found an issue with this question?
Related Questions
More from Organic Chemistry
How many total carbons are found in palmitic acid?
In Lassaigne's extract of an organic compound, both nitrogen and sulphur are present, which gives blood red colour with Fe³⁺ due to the formation of -
How many geometrical isomers are possible in the following two alkenes? (i) CH₃−CH=CH−CH=CH−CH₃ (ii) CH₃−CH=CH−CH=CH−Cl