GOC Chapter MCQs for CSIR NET GATE (2) - ChemContent

GOC Chapterwise MCQs

Assignment-2

15 GOC MCQ Questions are given on this page. These questions have been asked in previous year exams of CSIR NET, GATE, TIFR, BARC etc. Test your knowledge by trying these simple MCQs and match your answers with the answer key provided at the bottom of the page.

Also note, you can attempt this assignment as a quiz where you can mark options, calculate your score and see which questions you attempted were correct and which were not. For doing so, go to Quiz link. To download the assignment in PDF format, click PDF.

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Quiz                     PDF

Q1 Which of the following is not correct?

Q2 The correct order of basicity among the following is:

Q3 The correct statement about the following compound is:

a) If X = NH, aromatic; if X = O, non-aromatic

b) If X = O, aromatic; if X = NH, non-aromatic

c) If X = NH, aromatic; if X = O, aromatic

d) If X = O, anti-aromatic; if X = NH, aromatic

Q4 Correct order of stability of following carbocations is:

a) B > A > C > D > E

b) A > B > C > D > E

c) C > A > B > E > D

d) A > C > B > E > D

Q5 Which of the following π-π interactions is/are possible?

a) Only A

b) B and C

c) A and B

d) A, B, C

Q6 The least stable carbanion among the following is:

a) II

b) I

c) IV

d) III

Q7 The total number of sp³ hybridised species among the following are:

a) 0

b) 1

c) 2

d) 3

Q8 Which of the following will undergo aromatic substitution reactions?

a) Only (I)

b) I, II, III

c) Only III

d) II, III

Q9 Match the following:

            Compound                      Enol content (%)

P. Acetone                                    I. 0

Q. Acetaldehyde                        II. 6 x  10^-7

R. CH₃COOC₂H₅                          III. 80

S. CH₃COCH₂COCH₃                 IV. 6 x 10^-5

a) P-IV, Q-II, R-I, S-III

b) P-I, Q-III, R-II, S-IV

c) P-II, Q-IV, R-I, S-III

d) P-II, Q-III, R-I, S-IV

Q10 The correct order of heat of hydrogenation of following compounds:

a) D > A > B > C

b) C > B > A > D

c) C > D > B > A

d) D > B > A > C

Q11 Which of the following statements is not correct about the given compound?

a) The stretching frequency of bond b is greater than bond c

b) The stretching frequency of bond c is greater than bond a

c) The bond length of a is smaller than bond c

d) The bond length of b is smaller than bond c

Q12 Which of the following will not lead to the formation of carbon-di-oxide gas upon treatment with sodium bicarbonate?

Q13 Arrange the following in order of deactivation of ring towards electrophile:

a) A > B > C > D

b) D > C > B > A

c) A > C > B > D

d) D > B > C > A

Q14 Which of the following will be insoluble in aqueous acids?

Q15 The correct order of rate of decarboxylation among the following is:

Answer Key

Q1.b Q2.c Q3.a Q4.b Q5.d

Q6.c Q7.d Q8.b Q9.c Q10.a

Q11.b Q12.c Q13.b Q14.a Q15.d

Detailed Solution

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