Explore topic-wise MCQs in Organic Chemistry.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Organic Chemistry knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following reaction will not show addition elimination mechanism?

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15a.png"><img alt="The following reaction will not show addition elimination mechanism - option a" class="alignnone size-full wp-image-224107" height="115" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15a.png" width="182"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15b.png"><img alt="The following reaction will not show addition elimination mechanism - option b" class="alignnone size-full wp-image-224108" height="99" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15b.png" width="214"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15c.png"><img alt="The following reaction will not show addition elimination mechanism - option c" class="alignnone size-full wp-image-224109" height="97" sizes="(max-width: 378px) 100vw, 378px" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15c.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15c.png 378w, https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15c-300x77.png 300w" width="378"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15d.png"><img alt="The following reaction will not show addition elimination mechanism - option d" class="alignnone size-full wp-image-224110" height="95" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q15d.png" width="226"/></a>
Answer» E.
Discussion
2.

Which of the following is not the examples of E1CB reaction?

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q14a.png"><img alt="The following is not the examples of E1CB reaction - option a" class="alignnone size-full wp-image-224102" height="56" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q14a.png" width="171"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q14b.png"><img alt="The following is not the examples of E1CB reaction - option b" class="alignnone size-full wp-image-224103" height="60" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q14b.png" width="178"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q14c.png"><img alt="The following is not the examples of E1CB reaction - option c" class="alignnone size-full wp-image-224104" height="60" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q14c.png" width="210"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q14d.png"><img alt="The following is not the examples of E1CB reaction - option d" class="alignnone size-full wp-image-224105" height="60" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q14d.png" width="181"/></a>
Answer» E.
Discussion
3.

Which of the following compounds cannot give E1CB reaction?

A. CF<sub>3</sub> CHCl<sub>2</sub>
B. C<sub>6</sub>h<sub>5</sub> CH<sub>2</sub> CH<sub>2</sub>F
C. CH<sub>3</sub> CH<sub>2</sub> CH<sub>2</sub>Br
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q12.png"><img alt="Find the following compounds cannot give E1CB reaction" class="size-full wp-image-224099" height="82" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q12.png" width="188"/></a>
Answer» E.
Discussion
4.

Which incorrect about alkyl bromide having molecular formula C5H11Br?

A. One isomeric alkyl bromide undergoes E1 elimination at the fastest rate
B. Only one is incapable of reacting by the E2 mechanism
C. Only one isomer gives a single alkene on E2 elimination
D. 2-Bromopentane gives the most complex mixture of alkenes on E2 elimination
Answer» D. 2-Bromopentane gives the most complex mixture of alkenes on E2 elimination
Discussion
5.

When the all-cis isomer of C6H6Cl6 (2, 3, 4, 5, 6-Hexachlorocyclohexane) is heated with alc.KOH, what will be the most probable product?

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4a.png"><img alt="Cis of C6H6Cl6 (2, 3, 4, 5, 6-Hexachlorocyclohexane) is heated with alc.KOH - option a" class="alignnone size-full wp-image-224080" height="87" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4a.png" width="79"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4b.png"><img alt="Cis of C6H6Cl6 (2, 3, 4, 5, 6-Hexachlorocyclohexane) is heated with alc.KOH - option b" class="alignnone size-full wp-image-224081" height="83" sizes="(max-width: 104px) 100vw, 104px" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4b.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4b.png 104w, https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4b-100x80.png 100w" width="104"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4c.png"><img alt="Cis of C6H6Cl6 (2, 3, 4, 5, 6-Hexachlorocyclohexane) is heated with alc.KOH - option c" class="alignnone size-full wp-image-224082" height="68" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4c.png" width="65"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4d.png"><img alt="Cis of C6H6Cl6 (2, 3, 4, 5, 6-Hexachlorocyclohexane) is heated with alc.KOH - option d" class="alignnone size-full wp-image-224083" height="103" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4d.png" width="48"/></a>
Answer» C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4c.png"><img alt="Cis of C6H6Cl6 (2, 3, 4, 5, 6-Hexachlorocyclohexane) is heated with alc.KOH - option c" class="alignnone size-full wp-image-224082" height="68" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-elimination-reaction-q4c.png" width="65"/></a>
Discussion