Question:
Which of the following compounds contain all the carbon atoms in the same
hybridisation state?
(i) H—C ≡ C—C ≡ C—H
(ii) CH3—C ≡ C—CH3
(iii) CH2 = C = CH2
(iv) CH2 = CH—CH = CH2
Solution:
Option (i) H—C ≡ C—C ≡ C—H and (iv) CH2 = CH—CH = CH2 are the answers.