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Primary amine (R NH2) reacts with nitrou...

Primary amine `(R NH_2)` reacts with nitrous acid to give

A

`R NH_3^+ NO_2`

B

ROH

C

R OR

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
`1^@` aliphatic amines on reaction with `HNO_2` form alcohol and evolve `N_2`.
`RNH_2 +HONO overset(NaNO_2.HCl)to R OH + N_2 + H_2`
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-ORGANIC COMPOUNDS CONTAINING NITROGEN -MHT CET CORNER
  1. What is the end product in the following sequence of operations? C2 ...

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  2. The compound that forms a yellow oily liquid with nitrous acid is

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  3. Iso -propylamine is a

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  4. When acetamide is treated with Br(2) and caustic soda, then we get

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  5. On heating benzyl amine with chloroform and ethanolic KOH, product obt...

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  6. A mixture of ethyl amine and alcoholic KOH on heating gives

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  7. Isopropylamine with excess of acetyl chloride will give?

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  8. Compound 'A' (molecular formula C(3)H(8)O) is treated with acidified p...

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  9. The decreasing order of basic characters of the three amines and ammon...

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  10. In a compound C, H, N atoms are present in 9:1:3.5 by weight. Molecula...

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  11. CH(3)Br+KCN(Alco.)to X underset(Na+C(2)H(5)OH)overset("Reduction")to Y...

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  12. Acetonitrile on reduction gives

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  13. Complete the following reaction. R NH2 + H2SO4 to

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  14. Primary amine (R NH2) reacts with nitrous acid to give

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  15. The IUPAC name of CH3-undersetunderset(NH2)|CH-CH3 is

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  16. Reduction of nitrobenzene, in the presence of Zn and KOH, gives

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  17. During acetylation of amines, what is replaced by acetyl groups?

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  18. CH3-CH2-Br overset(Alc. KCN)to CH3CH2CN overset(HOH)to X, then X is

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  19. A compound X has molecular formula C7H7NO. On treatment with Br2 and K...

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  20. Ethanamine with excess of acetyl chloride gives

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