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The decreasing order of acidic strength ...

The decreasing order of acidic strength among trichloroacetic acid (I), trifluoroacetic acid (II), acetic acid (III) and formic acid (IV) is:

A

`B gt A gt D gt C`

B

`B gt D gt C gt A`

C

`A gt B gt C gt D`

D

`A gt C gt B gt D`

Text Solution

Verified by Experts

The correct Answer is:
A
`CH_(3)-COOH gt "CC"l_(3)-COOH gt HCOOH gt CH_(3)COOH (k_(a)` order)
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RESONANCE ENGLISH-GENERAL ORGANIC CHEMISTRY II-(APSP) Part-I:Practice Test-1
  1. Stability order of given anions is :

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  2. Which is less basic than benzyl carbanion ?

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  3. The decreasing order of acidic strength among trichloroacetic acid (I)...

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  4. Consider the following carbanions (i) CH(3)- overset(Ө)CH(2)" "(ii...

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  5. The order of stability of the following carbocations:

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  6. The most stable carbocation is

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  7. Pyridine is less basic than triethylamine because

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  8. Which is the following phenol has lowest pK(a) ?

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  9. Which is most basic among the followings ?

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  10. Assertion:The pK(a) of acetic acid is lower than that of phenol. Reaso...

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  11. The order of stability of the following tautomeric compounds is : un...

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  12. Observe the following feasible reaction: Q. Identify the feasible...

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  13. In which of following carbocation rearragement take place with change ...

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  14. Observer the following reaction sequence. Which is correct acidic...

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  15. Most stable carbocation among the following is

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  16. Select the most basic compound.

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  17. Which of the following compounds will have highest enolic content?

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  18. The hydride ion H^(-) is stronger base than its hydroxide ion OH^(-) W...

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  19. Give the stability order of following radicals :

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  20. The most stable carbanion among the following is

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