Amines — Prelims Questions

Which of the following amines will give the carbylamine test?

Which of the following statements regarding the basicity of amines is incorrect?

Which of the following reagents would be suitable for the conversion of R-CONH$_2$ to R-CH$_2$NH$_2$?

An organic compound 'A' on treatment with NaNO$_2$/HCl at 0-5°C gives a yellow oily substance. Compound 'A' is:

Aniline on reaction with concentrated H$_2$SO$_4$ at 453-473 K gives:

Which of the following methods is suitable for the preparation of primary aromatic amines only?