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Which of the following statements are co...

Which of the following statements are correct ?

A

Benzaldehyde reduces Fehling's solution

B

`C_(6)H_(5)CHO+C_(6)H_(5)CHOoverset(NaOH)rarrC_(6)H_(5)CH=CHC_(6)H_(5)+O_(2)` is a Clasen-Schmidt reaction.

C

`pK_(a)` (formic acid) is less than `pK_(a)` (acetic acid)

D

`CH_(3)overset(O)overset(||)C CH_(3)+CH_(3)CHOoverset(NaOH)rarrCH_(3)-underset(CH_(3))underset(|)overset(OH)overset(|)C-CH_(2)CHO` is an example of aldol condensation.

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The correct Answer is:
C, D
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ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-2
  1. In Cannizzaro reaction given below : 2PhCHO overset(: OH^(-)) to ...

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  2. Identify (Z) is the series given below. CH2 =CH2 overset(HBr)rarr (X...

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  3. Which of the following statements are correct ?

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  4. CH(3)-CHOoverset(veC CH)rarrCH(3)CH(OH)CH(2)CHO In the aldol condens...

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  5. When m-chlorobenzaldehyde is treated with 50% KOH solution, the produc...

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  6. The conversion : can be effected by using the reagent

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  7. Which of he following hydrogens will be most acidic?

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  8. An organic compound of molecular formula C(3)H(6)O did not give a silv...

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  9. Cyclohexanone on being heated with NaOH solution forms.

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  10. In the sequence of reactions the final product (B) is

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  11. 2-Methylcyclohexanone is allowed to react with metachloroperoxobenzoic...

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  12. The product (A) is :

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  13. Carbylamine test is performed in alcoholic KOH by heating a mixture of

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  14. Acetamide is treated with the following reagents separately. Which one...

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  15. Maximum basic in gas phase is ?

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  16. Benzenediazonium chloride on reaction with aniline in weakly basic med...

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  17. Which of the following statements is correct ?

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  18. Which of the following statements is correct?

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  19. Which of the following statements is correct ?

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  20. The correct order of base strength of substituted aniline is

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