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Which of the following does not undergo ...

Which of the following does not undergo Cannizzaro's reaction ?

A

Benzaldehyde

B

2-methyl propanal

C

p-methoxy benzaldehyde

D

2,2-dimethyl propanal

Text Solution

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The correct Answer is:
B
Aldehyde, which does not have the `alpha-H` atoms, gives Cannizzaro's reaction on heating with conc. Alkali solution (50%)

`underset(alpha-H-"atom absent")(CH_(3)overset(CH_(3))overset(|)underset(CH_(3))underset(|)(C)-CHO)underset(alpha-H-"atom absent")(HCHO)`
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ERRORLESS -ALDEHYDES AND KETONES -Ordinary Thinking (Objective Questions) Properties
  1. Which one of the following does not form sodium bisulphite addition pr...

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  2. Which is most reactive of the following ?

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  3. Which of the following does not undergo Cannizzaro's reaction ?

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  4. A ketone gives a yellow precipitate, when treated with I(2)in an alkal...

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  5. The order of susceptibility of nucleophilic attack on aldehydes follow...

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  6. OHC-CHOoverset(OH^(-))toHOH(2)C-COOH. The reaction given is

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  7. HCHO and HCOOH are detected by

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  8. Which can undergo haloform reaction ?

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  9. underset(aq.)(3HCHO) overset("cooled")hArr X.X is

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  10. An aromatic compound 'X' with molecular formula C(9)H(10)O gives the f...

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  11. Aldehydes and ketones give addition reaction with

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  12. Only an aldehyde having….can undergo the aldol condensation

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  13. Identify the organic compound which on heating with strong solution of...

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  14. Benzaldehyde and acetone can be best distinguished using ……..

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  15. The correct sequence of steps involved in the mechanism of cannizzaro'...

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  16. An organic compound 'A' burns with a sooty flame. It is negative towar...

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  17. Methyl ketones are usually characterised through

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  18. Which of the following compounds is most reactive towards nucleophilic...

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  19. To distinguish between 2-pentanone and 3-pentanone which reagent can b...

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  20. The dipeptide Gln-Gly on treatment with CH(3)COCI followed by aqueous ...

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