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Statement-I: Rate of addition of HCN on ...

Statement-I: Rate of addition of HCN on carbonyl compounds increases in presence of NaCN
Because
Statement-II: Reaction involves the addition of `CN^(-)` in rate determining step.

A

Statement-I is True, Statement-II is True : Statement-II is a correct explanation for Statement-I

B

Statement-I is True, Statement-II is True : Statement-II is `NOT` a correct explanation for Statement-I

C

Statement-I is True, Statement-II is False.

D

Statement-I is False, Statement-II is True.

Text Solution

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The correct Answer is:
A
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ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-3
  1. Statement-I: Benzaldehyde gives a positive test with Benedict's and Fe...

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  2. Statement-I: R-C-=O^(+) is more stable than R-C^(+)=O Because Stat...

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  3. Statement-I: Rate of addition of HCN on carbonyl compounds increases i...

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  4. Statement-I: Fehiling's solution can be used to distinguish benzaldehy...

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  5. Statement-I: Ketones are less reactive than aldehydes. Because Sta...

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  6. Assertion: Benzaldehyde is more reactive than ethanal towards nucleoph...

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  7. Assertion (A) Formaldehyde is a planar molecule. Reason (R) It conta...

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  8. Aldehyde, ketone, acid and acid derivatives contain gtC=O group. Aldeh...

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  9. Aldehyde, ketone, acid and acid derivatives contain gtC=O group. Aldeh...

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  10. Aldehyde, ketone, acid and acid derivatives contain gtC=O group. Aldeh...

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  11. Aldehydes and ketones are amphoteric. Thus they can act both as acids ...

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  12. Aldehydes and ketones are amphoteric. Thus they can act both as acids ...

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  13. Aldehydes and ketones are amphoteric. Thus they can act both as acids ...

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  14. Aldehydes and ketones are amphoteric. Thus they can act both as acids ...

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  15. Aldehyde and ketones are specially susceptible susceptible to nucleoph...

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  16. Aldehyde and ketones are specially susceptible susceptible to nucleoph...

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  17. Aldehyde and ketones are specially susceptible susceptible to nucleoph...

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  18. Aldehyde and ketones are specially susceptible susceptible to nucleoph...

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  19. Aldehyde and ketones are specially susceptible susceptible to nucleoph...

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  20. The origin of acidity and basicity in organic compound is great intere...

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