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All carbon atoms are sp^(2)-hybridised i...

All carbon atoms are `sp^(2)`-hybridised in:

A

`HC-=C-C-=CH`

B

`H_(2)C=C=CH_(2)`

C

2-butene

D

1,3-butadine

Text Solution

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The correct Answer is:
D
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Consider the given statement about the molecule 1. Three carbon atoms are sp^(3) - hybridised 2. Three carbon atoms are sp^(2)- hybridised 3. Two carbon atoms are sp - hybridised

All carbon atoms sp^(2) hybridised in

In CH_2 = C = CH_2 , all the carbon atoms are sp^2 hybridised.

Which one of the following reagents is used to get sp^(3) - hybridised carbon atom from sp^(2) -hybridised carbon atom?

OP TANDON-INTRODUCTION TO ORGANIC CHEMISTRY -OBJECTIVE QUESTIONS (Level-A)
  1. Which of the following pairs have identical bond order?

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  2. The correct order of bond energy is:

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  3. All carbon atoms are sp^(2)-hybridised in:

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  4. Resonance occurs due to the :

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  5. Resonance structures of a molecule do not have:

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  6. Maximum number of sigma bonds that may be present in an isomer of C(4)...

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  7. How many sigma and pi-bonds are there in the molecule of dicyanoethene...

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  8. Which of the following compounds shows evidence of the strongest hydro...

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  9. The hydrogen bond is strongest in which one of the following?

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  10. Increasing order of carbon-carbon bond length for the following is: ...

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  11. The correct order of boiling points of hydrogen halide is:

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  12. Among the following, the correct order of acidity is:

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  13. The state of hybridization of C(2),C(3),C(5) and C(6) of the hydrocarb...

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  14. Types of hybridisation of carbon atoms noted as 1 and 2 are: H(2)C=o...

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  15. Which of the following organic compounds has the same hybridization as...

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  16. In allene (C(3)H(4)), the type (s) of the carbon atom (s) is (are) :

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  17. Examine the following two structures for the anilinium ion and choose ...

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  18. Which of the following molecules has the maximum dipole moment ?

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  19. In the straight-chain hydrocarbon C(8)H(10), the C atoms beginning fro...

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  20. The compound shown is planar and all the C-C bond lengths are the same...

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