Chemical Bonding - Result Question 62
37. Of the following compounds, which will have a zero dipole moment?
$(1987,1 M)$
(a) $1, 1$ -dichloroethylene
(b) cis- $1, 2$ -dichloroethylene
(c) trans- $1, 2$ -dichloroethylene
(d) None of the above
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Answer:
Correct Answer: 37. (c)
Solution:
- Dipole vectors in trans- $1, 2$ -dichloroethylene are at $180^{\circ}$ and directed in opposite direction, cancelling each other.