Organic Chemistry Basics Result Question 53
53. Amongst the given options, the compound(s) in which all the atoms are in one plane in all the possible conformations (if any), is/are
(2011)
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Answer:
Correct Answer: 53. ( b, c )
Solution:
In both (b) and (c), all the at oms are pres ent in one sin gle plane
In (a) 1, 3-butadiene, conformational change is possible between $\mathrm{C}_2-\mathrm{C}_3$ bond in which atoms will be present in more than one single plane.
In (d) allene, the terminals $\mathrm{H}-\mathrm{C}-\mathrm{H}$ planes are perpendicular to one another.
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