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A carbonyl group can be converte into-CH...

A carbonyl group can be converte into`-CH_(2)` group by:

A

`H_(2)//Ni`

B

`LiAlH_(4)`

C

`Zn-Hg//conc.HCI`

D

`NH_(2NH_(2)//HCI`

Text Solution

Verified by Experts

The correct Answer is:
C
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OP TANDON-ALDEHYDES AND KETONES -OBJECTIVE QUESTIONS (LEVEL -A)
  1. Acetaldehyde and ethyl alcohol reacts in presence of dry HCI. Gas The ...

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  2. A band smelling yellow insoluble resin in obtained by boiling NaOH sol...

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  3. A carbonyl group can be converte into-CH(2) group by:

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  4. Which of the followingg compounds give a kentoen with Griganard reagen...

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  5. Reduction of acetonitrile in presence of SnCI(2)//HCI followed by hydr...

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  6. If pentan-2-one is reacted with NaBH(4), followed by hydrolysis with D...

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  7. Aldol condensation between following compounds, followed by dehydratio...

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  8. For the given reaction, CH(3)CHO+CHNrarroverset(H(3)O^(+))rarr The...

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  9. In the reaction CH(3)CHO+HCNtoCH(3)CH(OH)CN a chiral centre is produce...

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  10. The compound that gives both iodoform and Fehlings test is :

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  11. The haloform theat gives of acetone with sodium hyporbomite yields.

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  12. Arrange the following in the order of their incresing reactivity towar...

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  13. An organic compound X when (C(5)H(12)O) which gives C(5)H(10) on heat...

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  14. When formaldehyde is treated with methanol in presence of dry HCI gas ...

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  15. Formaldehyde is used:

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  16. Polarization of electrons in acrolein may be written as:

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  17. Acetoacetice ester on hydrolysis by boiling with dil. Yields:

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  18. In the following reaction: R-MgBr+HC(OEt)(3)overset("Ether")rarrover...

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  19. Acetone on condensation gives:

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  20. A carbonyl compound with molecular mass 86, does not reduce Fehling's ...

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