Which of the following has two π bonds? A) C₂H₆ B) C₂H₂ C) C₂H₄ D) at least two of these E) none of these

Name: Which of the following has two π bonds? A) C 2 H 6 B) C 2 H 2 C) C 2 H 4 D) at least two of these E) none of these
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In option B, there are triple bonds between C and S atoms and a double bond between S and H atoms. Therefore, there are two π bonds in this molecule. In all other options, there are either no π bonds or only one π bond.

Which of the Following Has Two π Bonds