JEE CHEMISTRY UNIT 14 QUIZ NO 2 TOTAL QUESTIONS = 20 Mock Test Quiz Free MCQ pyqonline.com

JEE CHEMISTRY UNIT 14
QUIZ NO 2
TOTAL QUESTIONS = 20

1. Which of the following is an aromatic compound?

A. Cyclopentane B. Anthracene C. Cyclohexane D. Benzene

2. What is the IUPAC name of CH3CH2CHO?

A. Methanol B. Methanal C. Ethanol D. Propanal

3. What is the functional group in alcohols?

A. -CHO B. -COO- C. -COOH D. -OH

4. Which of the following is an aromatic compound?

A. Phenol B. Benzene C. Cyclohexane D. Anthracene

5. Which of the following is an electrophilic addition reaction?

A. Reaction with water B. Reaction with KMnO4 C. Reaction with HCl D. Reaction with bromine

6. What type of reaction is shown by alkenes with bromine water?

A. Elimination B. Substitution C. Addition D. Oxidation

7. What is the hybridization of carbon in methane?

A. sp3 B. sp2 C. sp D. sp3d

8. Which of the following is an example of a nucleophile?

A. H+ B. Cl- C. NH3 D. OH-

9. What is the inductive effect in organic chemistry?

A. Delocalization of electrons B. Electron withdrawal through sigma bonds C. Hyperconjugation D. Electron donation through sigma bonds

10. Which of the following compounds exhibits tautomerism?

A. HCHO B. CH3COCH3 C. CH3OH D. CH3CHO

11. Which reagent is used in the nitration of benzene?

A. Conc. HCl B. Dilute HNO3 and dilute H2SO4 C. Conc. H2SO4 and FeCl3 D. Conc. HNO3 and Conc. H2SO4

12. Which of the following has the highest resonance energy?

A. Phenol B. Benzene C. Cyclohexane D. Anthracene

13. Which of the following shows tautomerism?

A. HCHO B. CH3COCH3 C. CH3OH D. CH3CHO

14. What is the functional group in carboxylic acids?

A. -COOH B. -COO- C. -CHO D. -CO-

15. What is the hybridization of carbon in graphite?

A. sp3 B. sp2 C. sp3d D. sp3d2

16. What is the reagent used for the bromination of benzene?

A. Cl2 in FeCl3 B. KMnO4 C. Br2 in FeBr3 D. Conc. H2SO4

17. Which of the following has the strongest electron-withdrawing effect?

A. -OH B. -NO2 C. -F D. -CN

18. What type of reaction occurs between CH3CH=CH2 and HCl?

A. Free radical substitution B. Nucleophilic substitution C. Electrophilic substitution D. Electrophilic addition

19. What is the molecular formula of benzene?

A. C6H6 B. C6H4 C. C6H12 D. C6H8

20. What is the product when CH3CH2Cl reacts with KOH in aqueous medium?

A. CH3CH2Cl B. CH3OH C. CH3CH2OH D. CH4

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