Q.
Which among the following statements is correct?I) : CF2 is more stable than : CCl2II) :CCl2 is more stable than : CBr2III) singlet : CH2 is more stable than triplet : CH2IV) singlet carbene has planar geometry
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a
I, II, IV
b
II, IV
c
I, II, III
d
II, III, IV
answer is A.
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Detailed Solution
Triple carbene is more stable than singlet; CF2 is more stable due to back bonding.
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