Chapter 11 Alcohol Phenol and ether solved MCQs

Alcohol Phenol and ether 2nd year

Choose the correct MCQs.(Red colored choice is correct one)

2. Which of the following can be used as hypnotic drugs?

(a)  Chloral hydrate     (b)  Ethanol tri-mer        (c)  Ethanol tetra-mer  (d)

Both a & b

3. ___________ is used as a slug poison.

(a)  Chloral hydrate  (b)  Ethanol trimer (c)  Ethanol tetramer (d)  None of them

4. Bakelite is a

(a)  Drug                        (b)  Resin (c)  Plastic                     (d)  Antiseptic

5.  Formalin  is used as

(a)  Antiseptic               (b)  Disinfectant (c)  Germicide     (d)  All of them

6. Urotropine is used as

(a)  Resin   (b)  Poison                    (c)  Urinary antiseptic (d) 

Flourishing agent

7. Formamint is made by

(a) Formaldehyde       (b)  Lactose        (c)  Formaldehyde + Lactose (d) 

None of them

8. Williamson’s synthesis is used to prepare

(a)  Diethylether (b)  Phenolphthalein    (c)  Hydrogenation       (d) 

Bakelite

9. The maltose in the presence of yeast or maltasee gives.

(a)  Fructose                (b)  Glucose                 (c)  Lignin            (d)  Alcohol

10.    All of the following would give ethyl alcohol on fermentation except.

(a)  Molasses  (b)  Starch grain (c)  Fruit juices (d)  Cholesterol 11. Mathanol is also called as __________ spirit.

(a)     Leaf            (b)     Root           (c)     Wood                   (d)     Flower

12.    Ethanol is prepared on industrial scale world over, by the process of

(a)  Fermentation (b)  Alkylation    (c)  Acylation      (d)  Hydration

Phenol

13. Ethers are prepared from ________ either directly or indirectly.

(a)  Alkanes                 (b)  Alkenes                  (c)  Alcohols        (d)  Acids

Ether

14. Primary, secondary and tertiary alcohols can be distinguished by _________ test.

(a) Grignard                 (b)  Dow              (c)  Perry             (d)  Lucas

15.    The aldehyde group is present in most of the                               

(a)  Salt               (b)  Woods          (c)  Rocks            (d)  Sugars

16. If the two alkyl groups in a ketone are the same, the ketone is said to be

(a)  Straight                  (b)  Symmetrical (c)  Same            (d)

Unsymmetrical

17. Ketones are obtained by the oxidation of ________ alcohols.

(a)     Primary      (b)     Secondary (c)     Tertiary      (d)     Long chain

18.    ___________ is a mixture of 40% formaldehyde, 8% methyl alcohol and 52% water.

(a)      Asbestos (b)      Pyridine	(c)     Formalin    (d)     Acetone
19. reaction of	A cynohydrin is formed by the
(a)    Alcohol and HCN	(b)    Aldehyde and HCN
(c)     Keone and NH3	(d)     None of them
20. strongest reducing agent?	Which one of the following is the
(a)      C2H5CHO (b)     C3H6	(c)     Ketone and HNH3        (d)

CH₃COCH₃