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(a) CH(3)CONH(2)+KOH+Br(2)rarr (b) CH(...

(a) `CH_(3)CONH_(2)+KOH+Br_(2)rarr`
(b) `CH_(3)COOH+"soda lime"rarr`
(c) `CH_(3)COOAg+Br_(2)rarr`
All the three reactions show similarity in-

A

Descending of carbon atoms

B

Ascending of carbon atoms

C

Both the above

D

None of the above

Text Solution

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The correct Answer is:
A
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(a) CH_3 CONH_2 +KOH +Br_2 (b ) CH_3 COOH + soda lime (c ) CH_3 COOAg +Br _2 All the three reactions show similarilty in :

CH_(3)CONH_(2)overset(NaNO_(2)//HCl)(rarr) X

The reaction CH_(3)CONH_(2) overset(NaOBr)rarr , gives:

CH_(3)CONH_(2) overset(H_(3)O^(+))rarr Product is :

Write the structure of the major organic product in each of the following reactions: (i) CH_(3)CH_(2)CH_(2)Cl + NaI underset("heat")overset("acetone")rarr (ii) (CH_(3))_(3)CBr + KOH underset("heat")overset("ethanol")rarr (iii) CH_(3)CH(Br)CH_(2)CH_(3) + NaOH overset("water")rarr (iv) CH_(3)CH_(2)Br + KCN overset("aq. ethanol")rarr (v) C_(6)H_(5)ONa + C_(2)H_(5)Cl rarr (vi) CH_(3)CH_(2)CH_(2)OH + SOCl_(2) rarr (vii) CH_(3)CH_(2)CH = CH_(2) + HBr overset("peroxide")rarr (viii) CH_3CH = C(CH_3)_2 + HBr rarr

underset(Br) underset(|) (CH_(3)CHCH_(3))overset(alc. KOH)rarr A underset("peroxide")overset(HBr)rarr B overset(CH_(3)ON a)rarrC In the above reaction sequence, the final product is :

(CH_(3))_(2)C=CH_(2)underset(H_(2)O)overset(Br_(2))rarr The major product of the reaction is

ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-1
  1. Lowest boiling point will be of the compound-

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  2. Identify B, X and R respetectivelly in the following sequence of react...

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  3. C(2)H(5)H(2) Which product is a Schiff's base :-

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  4. A+CS(2)+HgCl(2) give C(2)H(5)-N=C=S. Thus compound A is :-

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  5. The end product of the reaction, Ethyl amine overset(HNO(2))rarr(A)o...

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  6. In the reaction sequence :- Aoverset(SnCl(2)//HCl)rarrBunderset(0^(@))...

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  7. Methylamine on treatment with chloroform and ethanolic caustic alkali ...

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  8. Which of the following is used as a solvent in the Friedel-Crafts reac...

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  9. CH(3)CH(2)CONH(2)underset(Br(2))overset(NaOH)rarrA Aqueous solution ...

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  10. Hinsber's reagent is used to distinguish between

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  11. Reactants of reaction -I are : CH(3)CONH(2),KOH,Br(2) Reactants of r...

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  12. Which of the following amine will not respond to carbylamine reaction ...

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  13. (a) CH(3)CONH(2)+KOH+Br(2)rarr (b) CH(3)COOH+"soda lime"rarr (c) C...

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  14. Which of the following reagents can be used to convert benzenediazoniu...

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  15. Hofmann's method to separate amines in a mixture uses the reagent:-

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  16. Which of the following compounds will dissolve in an alkali solution a...

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  17. The number of resonating structures of aniline is :-

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  18. How many isomeric amines with formula C(7)H(9)N contain a benzene ring...

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  19. The reation of RCONH(2) with a mixture of Br(2) and aqueous KOH gives ...

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  20. Aniline on treatment with excess of bromine water gives

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