NEET2021Chemistry-Organic Chemistry
NEET 2021 Chemistry Empirical Formula MCQ Question
Type: MCQ-numerical-Medium-Class 11
An organic compound contains 78% (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is: [Atomic wt. of C is 12, H is 1]
A
CH
B
CH₂
C
CH₃
D
CH₄
Correct Answer
Option C
Detailed Explanation
The empirical formula is determined by dividing the percentage by atomic weights. For carbon: 78/12 = 6.5, for hydrogen: 22/1 = 22. The simplest ratio is CH₂.
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