1. : Which of the following is the functional group in alkyl halide?
(A) Hydroxyl group
(B) Inert gas
(C) Halogen atom
(D) All of these
2. : What is the halide ion?
(A) Strong base
(B) Weak acid
(C) Weak base
(D) Strong acid
3. : Which of the following is the atom that defines the structure of a family of organic compounds and their properties?
(A) Functional group
(B) Homologous structure
(C) Resonating structure
(D) Nucleophile
4. : Which of the following is the correct statement?
(A) All of these
(B) No intermediate is always involved in the SN2 mechanism
(C) SN2 reactions are a one-step reaction
(D) SN2 reaction always follows the second-order kinetics
5. : When the nucleophile OR⁻ attacks RX, which of the following will be the resultant product?
(A) R – OH
(B) R: CN
(C) ROR
(D) RNHR
6. : Which of the following is the reactivity order of alkyl halides in SN2?
20 > 10 > 30″ onclick=”checkAnswer(‘q6’, ‘CH3 X > 10 > 20 > 30’)”> (A) CH3 X > 20 > 10 > 30
20 > 10 > 30″ onclick=”checkAnswer(‘q6’, ‘CH3 X > 10 > 20 > 30’)”> (B) CH3 X > 20 > 10 > 30
10 > 20 > 30″ onclick=”checkAnswer(‘q6’, ‘CH3 X > 10 > 20 > 30’)”> (C) CH3 X > 10 > 20 > 30
30 > 10 > 20″ onclick=”checkAnswer(‘q6’, ‘CH3 X > 10 > 20 > 30’)”> (D) CH3 X > 30 > 10 > 20
7. : Which of the following is the reaction of alcohol with SOCl2?
(A) SN1
(B) SN2
(C) SNi
(D) SNAr
8. : The drastic condition required for substitution in haloarenes is ___________
(A) All of these
(B) High pressure
(C) Strong concentrated reagent
(D) High temperature
9. : How will we arrange the following in decreasing order of leaving group ability in nucleophilic substitution reaction?
Br⁻ > CH3COO⁻ > HO⁻ > H⁻” onclick=”checkAnswer(‘q9’, ‘Cl⁻ > Br⁻ > CH3COO⁻ > HO⁻ > H⁻’)”> (A) Cl⁻ > Br⁻ > CH3COO⁻ > HO⁻ > H⁻
Br⁻ > HO⁻ > H⁻ > CH3COO⁻” onclick=”checkAnswer(‘q9’, ‘Cl⁻ > Br⁻ > CH3COO⁻ > HO⁻ > H⁻’)”> (B) Cl⁻ > Br⁻ > HO⁻ > H⁻ > CH3COO⁻
Cl⁻ > HO⁻ > Br⁻ > CH3COO⁻” onclick=”checkAnswer(‘q9’, ‘Cl⁻ > Br⁻ > CH3COO⁻ > HO⁻ > H⁻’)”> (C) H⁻ > Cl⁻ > HO⁻ > Br⁻ > CH3COO⁻
Cl⁻ > HO⁻ > Br⁻ > CH3COO⁻” onclick=”checkAnswer(‘q9’, ‘Cl⁻ > Br⁻ > CH3COO⁻ > HO⁻ > H⁻’)”> (D) H⁻ > Cl⁻ > HO⁻ > Br⁻ > CH3COO⁻