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Compound (A), C(8)H(9)Br, gives a white ...

Compound (A), `C_(8)H_(9)Br,` gives a white precipitate when warmed with alcoholic `AgNO_(3).` Oxidation of (A) gives a acid (B), `C_(8)H_(6)O_(4).` (B) easily forms anhydride on heating. Identify the compound (A).

A

B

C

D

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The correct Answer is:
D
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Compound (A) C_(8)H_(9)Br . Gives a white precipitate when warmed with alcoholic AgNO_(3) . Oxidation of (A) gives an acid (B). C_(8)H_(6)O_(4) . (B) easily forms anhydride on heating. Identify the compound (A)

Compound (A) C_(8)H_(9)Br . Gives a white precipitate when warmed with alcoholic AgNO_(3) . Oxidation of (A) gives an acid (B). C_(8)H_(6)O_(4) . (B) easily forms anhydride on heating. Identify the compound (A)

C Cl_4 gives a white precipitate when treated with AgNO_3 .

Compound (A) ( C_(6)H_(8))overset([o])(rarr) Malonic acid only. Identify compound (A) .

A compound (C_(5)H_(8)) reacts with ammoniacal AgNO_(3) to give a white precipitate and reacts with excess of KMnO_(4) solution to give (CH_(3))_(2)CH-COOH . The compound is

An organic compound (A) (C_(8)H_(14)O) forms an oxime and gives a positive haloform reaction. On ozonolysis, it gives acetone and a compound (B) (C_(5)H_(8)O_(2)) . (B) forms a dioxime and on subjecting to oxidation reaction gives an acid (C ) (C_(4)H_(6)O_(4)) . On treatment with excess of ammonia and strong heating, (C ) gives a neutral compound (D) (C_(4)H_(5)O_(2)N) . (D) on distillation with zinc dust forms pyrrloe. Suggest the possible structures of (A), (B), (C ), and (D). Explain the chemical reactions involved.

Compound A(C_(9)H_(10)O) shows positive iodoform test. Oxidation of A with KMnO_(4)//KOH gives acid B(C_(8)H_(6)O_(4)) . Anhydride of B is used for the preparation of phenolphthalein. Compound A is:

With alcoholic potash, C_4H_8Cl_2 (A) gives C_4H_6 (B), which reacts with ammoniacal cuprous chloride. Identify the compounds (A) and (B).

ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-5[A]
  1. The optically inactive compound from the following is :-

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  3. In the presence of a small amount of phosphorous, aliphatic carboxylic...

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  4. Determination of the molar mass of acetic acid in benzene using freezi...

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  5. In the following squence of reactions "Toluene" overset(KMnO(4))(to)...

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  6. Reaction - Primary amine +CHCl(3)+KOHrarr product, here product will...

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  7. The compound formed in the positive test for nitrogen with the Lassaig...

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  8. Which one onf the following methods is neither for the synthesis nor f...

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  9. In the chemical reaction CH3CH2NH2+CHCl3+3KOHto(A), The +(B)+3H2O ...

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  10. In the chemical reactions the compounds (A) and (B) are .

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  11. In the chemical reactions the compounds (A) and (B) are .

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  12. Compound (A), C(8)H(9)Br, gives a white precipitate when warmed with a...

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  13. An organic compound A upon reacting with NH3 gives B. On heating B giv...

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  14. On heating an aliphatic primary amine with chloroform and ethanolic po...

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  15. Considering the basic strength of amines in aqueous solution, which on...

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  16. Arrange the following amines in the order of increasing basicity :-

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  17. Which compound exhibits maximum dipole moment among the following ?

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  18. In the reaction : the product E is

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  19. In the Hofmann bromamide degradation reaction, the number of moles of ...

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  20. How will you distinguish between primary, secondary and tertiary amine...

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