Chemistry MCQs for NEET — Practice Questions with Answers

Trans-cyclohexane-1,2-diol can be obtained by the reaction of cyclohexane with:

The principal organic product formed in the reaction given below is:-
CH₂=CH(CH₂)₈COOH+HBr→...
                                  peroxide

When 2-butyne is treated with Pd-BaSO₄; the product formed will be:

${\mathrm{CH}}_3-\mathrm{CH}={\mathrm{CH}}_2\underset{\left(2\right) {\mathrm{CH}}_3{\mathrm{CO}}_2\mathrm{T}}{\overset{\left(1\right) \mathrm{THF}:{\mathrm{BD}}_3}{\to }}\left(A\right)$; Product (A) of the above reaction is:

In the reaction given below, the product would be :-
                                          OH
                       H₃O^{+                _l}
CH₃-CH=CH-CH₃→CH₃-CH₂-CH-CH₃

CH₃-CH₂-CH₂-C$\equiv$CH+LiHN₂$\to \left(\mathrm{A}\right)\stackrel{({\mathrm{CH}}_3{)}_2{\mathrm{SO}}_4}{\to }$(B)

Give the structural formula of compound (B):

Which of the following alkyne on treatment with H₂(2 mole)/ Pt gives an optically inactive compound ?

Which alkyne yields butanoic acid (CH3CH2CH2CO2H) as the only organic product on treatment with ozone followed by the hydrolysis?

Nitration of which of the following reactant gives maximum % of meta product (using HNO₃/H₂SO₄)?

The action of AlCl₃ in Friedel Craft's reaction is: