Which of the following statement is correct?

Question

Which of the following statement is correct? (A) Ethanenitrile is hydrolysed by both in acidic or alkaline medium to give propanoic acid. (B) Ethyl isocyanide on partial hydrolysis in acidic medium gives ethyl amine and methanoic acid. (C) In the hydrolysis of carbylamine, electrophile and nucleophile add to the same C-atom. (D) Ethyl bromide on reaction with potassium nitrite give nitro ethane as the major product.

Tardigrade Admin · Accepted Answer

Correct (1): underset textEthane nitrileCH 3- C ≡ N xrightarrow H 3 O ⊕ underset textEthanoic acidCH 3 COOH + NH 3 Correct (2): C 2 H 5 NC xrightarrow[ H 3 O ⊕] text Partial underset N text -Ethylmethanamide C 2 H 5- NH - overset underset||OC - H Correct (4): C 2 H 5 Br + KNO 2 longrightarrow underset textEthyl nitrileC 2 H 5- O - N = O + KBr

Q. Which of the following statement is correct?

Ethanenitrile is hydrolysed by both in acidic or alkaline medium to give propanoic acid.

Ethyl isocyanide on partial hydrolysis in acidic medium gives ethyl amine and methanoic acid.

In the hydrolysis of carbylamine, electrophile and nucleophile add to the same $C$ -atom.

Ethyl bromide on reaction with potassium nitrite give nitro ethane as the major product.

Q. Which of the following statement is correct?

Ethanenitrile is hydrolysed by both in acidic or alkaline medium to give propanoic acid.

Ethyl isocyanide on partial hydrolysis in acidic medium gives ethyl amine and methanoic acid.

In the hydrolysis of carbylamine, electrophile and nucleophile add to the same C-atom.

Ethyl bromide on reaction with potassium nitrite give nitro ethane as the major product.

Correct (1): Ethane nitrileCH3​−C≡N​H3​O⊕​Ethanoic acidCH3​COOH+NH3​​ Correct (2): C2​H5​NC Partial H3​O⊕​N-Ethylmethanamide C2​H5​−NH−C∣∣O​−H​ Correct (4): C2​H5​Br+KNO2​⟶Ethyl nitrileC2​H5​−O−N=O+KBr​

In the hydrolysis of carbylamine, electrophile and nucleophile add to the same $C$ -atom.