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In which of the following moleucles, all...

In which of the following moleucles, all atoms are coplanar?

A

B

C

D

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The correct Answer is:
A
Biphenyl, i.e., option (a) is correct since all the carbon are `sp^(2)`-hybridized.
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PRADEEP-ORGANIC CHEMISTRY-SOME BASIC PRINCIPLES TECHNIQUES-Competition Focus (Jee (Main and Advanced)/Medical Entrance) I. Multiple choice Questions (With One Correct Answer)
  1. The state of hybridisation of C(2),C(3),C(5) and C(6) of the hydrocarb...

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  2. Which of the following molecules represents the order of hybridisation...

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  3. In which of the following moleucles, all atoms are coplanar?

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  4. Considering the state of hybridization of carbon atoms, find out the m...

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  5. The maximum number of carbon atoms arranged linearly in the molecule, ...

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  6. The number of sigma and pi-bonds present in 1, 3-butadiene are respect...

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  7. In hexa-1,3-diene-5-yne, the number of C-C sigma, C-C pi and C-H sigma...

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  8. The total number of pi-bond electrons in the following structure is

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  9. The enolic form of ethyl acetoacetate as shown below has

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  10. Which one of the following is a benzenoid aromatic compound ?

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  11. Tropolone is an example of

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  12. The structure of isobutyl group in an organic compound is :

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  13. The IUPAC name for the hydrocarbons represented by the Swastik sign is

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  14. Which isomer of hexane has only two different sets of structurally equ...

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  15. A compound with molecular formula C(6)H(14) has two tertiary carbons. ...

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  16. The IUPAC name of is

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  17. The IUPAC name of the following molecule

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  18. The correct IUPAC name for the compound is

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  19. The IUPAC name of the following compound is

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  20. What is the IUPAC nomenclature of the given compound ?

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