Hydrocarbons - Result Question 12

####12. The compound which has one isopropyl group, is

$(1989,1 M)$

(a) 2,2,3,3-tetramethyl pentane

(b) 2,2-dimethyl pentane

(c) 2,2,3-trimethyl pentane

(d) 2-methyl pentane

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Answer:

Correct Answer: 12. (c)

Solution:

12.

2, 2, 3, 3-tetramethyl pentane (no isopropyl group)

2, 2-dimethyl pentane (no isopropyl group)

2, 2, 3-trimethyl pentane (no isopropyl group)

Isopropyl group

2-methyl pentane



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