Hydrocarbons Question 103
Triple bond of ethyne is made of sigma and two pi bonds or Cylindrical shape of an alkyne is due to sp hybridization [EAMCET 1978; NCERT 1979; CBSE PMT 1997; Manipal MEE 1995; Bihar MEE 1996]
Options:
A) Three $ \sigma $-bonds
B) Three $ \pi $-bonds
C) Two $ \sigma $ and one $ \pi $-bond
D) Two $ \pi $ and one $ \sigma $-bond
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Answer:
Correct Answer: D
Solution:
In $ CH\equiv CH $ triple bond consists of one $ \sigma $ and two $ \pi $ bonds.
BETA
