Amines

The sequence from the following that would result in giving predominantly 3,4,5-Tribromoaniline is :

1. [figure]
2. [figure]
3. [figure]
4. [figure]

The correct order of basic nature in aqueous solution for the bases NH3, H2N-NH2, CH3CH2NH2, (CH3CH2)2NH and (CH3CH2)3N is :

1. NH3 < H2N-NH2 < (CH3CH2)3N < CH3CH2NH2 < (CH3CH2)2NH
2. H2N-NH2 < NH3 < (CH3CH2)3N < CH3CH2NH2 < (CH3CH2)2NH
3. H2N-NH2 < NH3 < CH3CH2NH2 < (CH3CH2)3N < (CH3CH2)2NH
4. NH3 < H2N-NH2 < CH3CH2NH2 < (CH3CH2)2NH < (CH3CH2)3N

When a concentrated solution of sulphanilic acid and 1-naphthylamine is treated with nitrous acid (273 K) and acidified with acetic acid, the mass (g) of 0.1 mole of product formed is: (Given molar mass in g mol-1 H : 1, C : 12, N : 14, O : 16, S : 32)

1. 330
2. 33
3. 343
4. 66

Which one of the following reaction sequences will give an azo dye?

1. [figure]
2. [figure]
3. [figure]
4. [figure]

Identify correct statements : Choose the correct answer from the options given below :

1. (B) and (C) only
2. (D) and (E) only
3. (A) and (B) only
4. (B) and (D) only

For reaction [figure] The correct order of set of reagents for the above conversion is :

1. Ac2O, Br2, H2O( ), NaOH
2. H2SO4, Ac2O, Br2, H2O( ), NaOH
3. Br2 | FeBr3, H2O( ), NaOH
4. Ac2O, H2SO4, Br2, NaOH

Which among the following react with Hinsberg's reagent? Choose the correct answer from the options given below :

1. A, C and E only
2. A, B and E only
3. C and D only
4. B and D only

The products formed in the following reaction sequence are : [figure]

1. [figure]
2. [figure]
3. [figure]
4. [figure]

Given below are two statements : In the light of the above statements, choose the correct answer from the options given below :

1. Statement I is false but Statement II is true
2. Both Statement I and Statement II are true
3. Both Statement I and Statement II are false
4. Statement I is true but Statement II is false

Given below are two statements : In the light of the above statements, choose the most appropriate answer from the options given below :

1. Both Statement I and Statement II are correct
2. Both Statement I and Statement II are incorrect
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct

Given below are two statements : In the light of the above statements, choose the most appropriate answer from the options given below :

1. Both Statement I and Statement II are correct
2. Statement I is incorrect but Statement II is correct
3. Statement I is correct but Statement II is incorrect
4. Both Statement I and Statement II are incorrect

The azo-dye (Y) formed in the following reactions is Sulphanilic acid + NaNO2 + CH3COOH X. [figure]

1. [figure]
2. [figure]
3. [figure]
4. [figure]

Given below are two statements : In the light of the above statements, choose the correct answer from the options given below :

1. Both statement I and statement II are true
2. Statement I is true but statement II is false
3. Statement I is false but statement II is true
4. Both statement I and statement II are false

The final product A, formed in the following multistep reaction sequence is : [figure]

1. [figure]
2. [figure]
3. [figure]
4. [figure]

Following is a confirmatory test for aromatic primary amines. Identify reagent (A) and (B). [figure]

1. [figure]
2. [figure]
3. [figure]
4. [figure]

The products A and B formed in the following reaction scheme are respectively [figure]

1. [figure]
2. [figure]
3. [figure]
4. [figure]

The arenium ion which is not involved in the bromination of Aniline is .

1. [figure]
2. [figure]
3. [figure]
4. [figure]

The product A formed in the following reaction is [figure]

1. [figure]
2. [figure]
3. [figure]
4. [figure]

Identify B formed in the reaction. Cl-(CH2)4-Cl excess NH3 A NaOH B + H2O + NaCl

1. [figure]
2. [figure]
3. -Cl +NH3-(CH2)4- +NH3Cl-
4. H2N-(CH2)4-NH2