1. HC equiv C - C equiv CH 2. CH ₂ =CH - CH=CH ₂ 3. CH ₂ =CH - C equiv CH 4. CH ₃ - CH=CH - CH ₃

Answer: 3. CH ₂ =CH - C equiv CH A carbon in a double bond is sp² , one in a triple bond is sp . mathrmCH₂=CH-CequivCH has carbons sp²,sp²,sp,sp from left to right (option 3). Option 1 is all sp, option 2 all sp² , option 4 is sp³,sp²,sp²,sp³ .

Topic: Tetravalency of carbon, hybridization and shapes· Some Basic Principles of Organic Chemistry

Which of the following molecules represents the order of hybridisation sp^2, sp^2, sp, sp from left to right atoms ?

1. HC$\equiv$C$-$C$\equiv$CH

2. CH$_2$=CH$-$CH=CH$_2$

3. CH$_2$=CH$-$C$\equiv$CH

4. CH$_3$$-$CH=CH$-$CH$_3$

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Answer: 3. CH$_2$=CH$-$C$\equiv$CH

A carbon in a double bond is $sp^2$, one in a triple bond is $sp$.

$\mathrm{CH_2{=}CH{-}C{\equiv}CH}$ has carbons $sp^2,sp^2,sp,sp$ from left to right (option 3). Option 1 is all sp, option 2 all $sp^2$, option 4 is $sp^3,sp^2,sp^2,sp^3$.

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Which of the following molecules represents the order of hybridisation sp^2, sp^2, sp, sp from left to right atoms ?

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