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In 3,3-dimethylhex-1-en-4-yne, there are _____ sp 3 , ______ sp 2 and ____sp hybridised carbon atoms respectively.

1. 2, 4, 2
2. 2, 2, 4
3. 3, 3, 2
4. 4, 2, 2

Correct answer: 4, 2, 2

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