Lessons

Eamcet Chemistry
1st Year : Unit 1.2 (Basics & Concepts) - Emperical & Molecular Formula

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Q.

A hydrocarbon contains 10% hydrogen, then the hydrocarbon may be
A) Alkane     B) Alkene     C) Alkyne

View Answer

Correct choice: A

Explanation:

Mole atoms of C =90/12= 7.5
Mole atoms of H =10/1=10
Simple ratio of C and H= (7,5/7.5): (10/7.5) =1:4/3=3:4 . E.F= C3H4
Hence it is an alkyne
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