Explore topic-wise MCQs in Organic Chemistry Questions and Answers.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Organic Chemistry Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the correct order of λmax for n –> π* transition for the R-CN, R-NO2, and R-N=N-R?

A. R-CN < R-NO2 < R-N=N-R
B. R-CN = R-NO2 = R-N=N-R
C. R-CN > R-NO2 > R-N=N-R
D. R-CN > R-NO2 < R-N=N-R
Answer» B. R-CN = R-NO2 = R-N=N-R
Discussion
2.

What is the correct order of λmax for n –> σ* transition?

A. R-OH > R-NH2 > R-SH
B. R-OH < R-NH2 < R-SH
C. R-OH > R-SH > R-NH2
D. R-OH < R-SH < R-NH2
Answer» C. R-OH > R-SH > R-NH2
Discussion
3.

Which of the following comparison is correct for solvent shift on the n –>π* transition of acetone?

A. H20 = CH30H = C2H50H = CHC13 = C6H14
B. H20 > CH30H > C2H50H > CHC13 > C6H14
C. H20 < CH30H < C2H50H < CHC13 < C6H14
D. H20 > CH30H < C2H50H < CHC13 < C6H14
Answer» D. H20 > CH30H < C2H50H < CHC13 < C6H14
Discussion