AIPMT Mains 2012 Chemistry Alkynes MCQ Question with Solution

Which of the following reagents will be able to distinguish between¹⁻butyne and²⁻butyne?

A

NaNH₂

B

HCl

C

O₂

D

Br₂

Option A

¹⁻Butyne and²⁻butyne are distinguished by NaNH₂ because¹⁻butyne reacts with NaNH₂ due to active hydrogen.

Found an issue with this question?

CH₃—C≡CH 40% H₂SO₄, 1% HgSO₄ → A Isomerisation → CH₃—C—CH₃

In which one of the following options the two examples are correctly matched with their particular type of immunity?

Which one of the following statements is correct with respect to immunity?

A certain gas takes three times as long to effuse out as helium. Its molecular mass will be:

AIPMT MAINS 2012 Chemistry Alkynes MCQ Question