Organic chemistry: Alkenes and Alkynes Quiz 4

written by gogorabei | June 8, 2023

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#1. 2) Choose the alphabetical letter which represents the correct answer for each of the following sentences: (1) Alkenes are called …………..

(a) paraffins.

(a) paraffins.

(b) acetylenes.

(b) acetylenes.

(c) Olefins.

(c) Olefins.

(d) glycols

(d) glycols

#2. (2) The general formula of alkenes is …..

(a)CnH2n+2

(a)CnH2n+2

(b) CnHn

(b) CnHn

(c)CnH2n-1

(c)CnH2n-1

(d.) CnH₂n

(d.) CnH₂n

#3. (3) The molecular formula of an alkene formed of 4 carbon atoms is ………

(a) C4H10

(a) C4H10

(B) C4H8

(B) C4H8

(c) C4H6

(c) C4H6

(d) C4H7

(d) C4H7