Statement I: Aniline on reaction with ` NaNO_2HCl` at `0^@C` followed by coupling with `beta`-naphthol gives a dark blue coloured precipitate. Statement II: The colour of the compound formed in the reaction of aniline with `NaNO_2//HCl` at ` 0^@C` followed by coupling with `beta`-naphthol is due to extended conjugation.A. If both A and R are correct and R is the correct explanation of A.B. If both A and R are correct and R is not the correct explanation of A.C. If A is the correct but R is incorect.D. If A is the incorrect but R is corect.

Statement I: Aniline on reaction with ` NaNO_2HCl` at `0^@C` followed

1.	Statement I: Aniline on reaction with ` NaNO_2HCl` at `0^@C` followed by coupling with `beta`-naphthol gives a dark blue coloured precipitate. Statement II: The colour of the compound formed in the reaction of aniline with `NaNO_2//HCl` at ` 0^@C` followed by coupling with `beta`-naphthol is due to extended conjugation.A. If both A and R are correct and R is the correct explanation of A.B. If both A and R are correct and R is not the correct explanation of A.C. If A is the correct but R is incorect.D. If A is the incorrect but R is corect.
Answer» Correct Answer - D

Discussion

No Comment Found

Related InterviewSolutions

Which of the following will give carbylamine test?A. `CH_3NH_2`B. `CH_3NHCH_3`C. `CH_3N(CH_3)CH_3`D. `CH_3CONH_2`
Why do `2^@` and `3^@` amines fails to undergo the carbylamine test?A. They combine with chloroform to give a stable compoundB. They react with alcoholic KOHC. The nitrogen atom of the amine group does not have the required number of hydrogen atomsD. All the given reasons are correct
Ethyl isocyanide on hydrolysis in acidic medium generates:A. Ethanoic acid and ammonium saltB. Methylamine salt and ethanoic acidC. Ethylamine salt and methanoic acidD. Propanoice acid and ammonium salt
Ethyl isocyanide on hydrolysis in acidic medium generates:A. ethylamine salt and methanoic acidB. propanoic acid and ammonium saltC. ethanoic acid and ammonium saltD. methylamine salt and ethanoic acid
A positive carbylamine test is given by:A. N.N-dimethylanilineB. 2,4-dimethylanilineC. N-methyl-o-methylanilineD. p-methylbenzylamine
A positive carbylamine test is given by:A. N,N-dimethylanilineB. N,methylanilineC. triethylamineD. p-methylbenzylamine
Ethyl isocyanide on reduction with sodium and alcohol gives:A. ethylamineB. propylamineC. dimethylamineD. ethyl methylamine
`(A) overset(H_(2)//Pt)to1^(@)"Amine"` `(B) overset(H_(2)//Pt)to2^(@)"Amine"` A and B respectively are:A. `RNC,RNC`B. RCN,RCNC. RCN,RNCD. RNC,RCN
In carbylamine reaction:A. the nucleophilic is `RNH_(2)` and electrophilie is `C Cl_(2)`B. the nucleophilic is primary amine and electrophile is `C Cl_(3)^(-)`C. the nucleophilic is `C Cl_(3)^(-)` and the electrophile is primary amineD. the attracting reagent is electrophile
Which of the following products is obtained when methyl isocyanide reacts with chlorine?A. `CH_(3)N=C Cl_(2)`B. `CH_(3)NCl-C Cl_(2)`C. `CICH_(2)NC`D. `Cl_(2)CHNC`

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment