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NCERTCBSE CHEMISTRY CLASS 12 CHAPTERWISE MCQ QUESTIONS

Welcome to your Unit 11: Alcohols, Phenols and Ethers

1. 
What is the general formula for an aliphatic alcohol? (R=alkyl group)
2. 
Which of the following is true regarding polyhydric alcohols?
3. 
According to IUPAC, what is the suffix used for naming alcohols?
4. 
How many carbon atoms are present in the parent chain of tert-Butyl alcohol?
5. 
What is the correct name of the following compound?
6. 
What is the correct IUPAC name of the following phenol?
7. 
How many lone pairs of electrons does O atom have in methanol?
8. 
If A and B are the C-O bond lengths in methanol and phenol respectively, what is the relationship between A and B?
9. 
How are alcohols prepared from haloalkanes?
10. 
dentify the catalyst in the hydration of alkenes to produce alcohols.
11. 
Phenol can be obtained by ________ of sodium phenoxide.
12. 
Cumene hydroperoxide on hydrolysis with dilute H2SO4 gives _________
13. 
Alcohols and phenols are ________
14. 
What is the correct relation between acidic strength of primary, secondary and tertiary alcohols?
15. 
The oxidation of alcohol involves the cleavage of _____ bonds.
16. 
Identify the product of the following reaction.
17. 
Which alcohol is known as a wood spirit?
18. 
Which of the following is not a property of methanol?
19. 
Sodium methoxide on heating with bromoethane gives __________ a) methoxymethane b) methoxyethane c) ethoxyethane d) diethyl ether
20. 
The reaction between tert-Butyl chloride and sodium ethoxide gives _______

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