Organic Chemistry Test

Result

Organic Chemistry Test - 66

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Weekly Quiz Competition

Question 1
4 / -1

KI in acetone undergoes S_N2 reaction with each P, Q, R and S.

A
P > Q > R > S

B
S > P > R > Q

C
P > R > Q > S

D
R > P > S > Q
Question 2
4 / -1

Which one of the following compounds does not follow Markownikoff's rule?

A
(a) CH₃ —CH=CH₂

B
(b) CH₃ CH=CHCH₃

C

D
(d) CH₃ —CH₂ —CH=CH₂
Question 3
4 / -1

Which one of the following will most readily dehydrated in acidic solution?

A

B

C

D

Solution
Question 4
4 / -1

Which one of the following is an intermediate in the reaction of benzene with CH₃ Cl in the presence of anhydrous AlCl₃?

A
Cl⁺

B

C

D

Solution
Question 5
4 / -1

The ease of dehydrohalogenation of alkyl halides with alcoholic KOH is

A
3° < 2° < 1°

B
3° > 2° > 1°

C
3° < 2° > 1°

D
3° > 2° < 1°
Question 6
4 / -1

The ease of nitration of the following three hydrocarbons follows the order

A
II = III ≈ I

B
II > I > III

C
III > II > I

D
I = III > II
Question 7
4 / -1

Consider the following compounds,

A
II > III > I

B
III < I < II

C
I > II > III

D
I = II > III
Question 8
4 / -1

Which of the following would react most readily with nucleophiles?

A

B

C

D

Solution
Question 9
4 / -1

A
(I) S_N 2, (II) E₁ mechanism

B
(I) S_N 1, (II) E₂ mechanism

C
(I)S_N 1, (II) E₁ mechanism

D
(I) S_N 2, (II) E₂ mechanism

Solution
Question 10
4 / -1

A
ortho/para-position at ring I

B
meta-position at ring I

C
ortho/para-position at ring II

D
meta-position at ring II

Solution