Organic chemistry quiz 16:Esters

written by gogorabei | June 18, 2023

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#1. (13) Marookh oil.

a)Methyl salicylcate ester

a)Methyl salicylcate ester

b)Dacron

b)Dacron

c) a and b

c) a and b

d) no correct answer

d) no correct answer

#2. (3)Choose the alphabetical letter which represents the correct answer for eac of the following sentences: (1) Which group is the esters of acetic acid?

(a) HСООН / HCOOCH3 / CH3COOCH3

(a) HСООН / HCOOCH3 / CH3COOCH3

(b)CH3COOC3H7 / CH3COOCH3 /CH3COOC2H5 ..

(b)CH3COOC3H7 / CH3COOCH3 /CH3COOC2H5 ..

(c) CH3COOCH3 / CH3COOC2H5 / C2H5COOC2H5

(c) CH3COOCH3 / CH3COOC2H5 / C2H5COOC2H5

(d) CH3COOC2H5 / C2H5COOC2H5 / C2H5COOC3H7

(d) CH3COOC2H5 / C2H5COOC2H5 / C2H5COOC3H7

#3. (2) Waxes such as bee wax are ……..

(a) ethers of high molecular mass.

(a) ethers of high molecular mass.

(b) Esters of High molecular mass

(b) Esters of High molecular mass

(c) carboxylic acids of low melting points.

(c) carboxylic acids of low melting points.

(d) solid odorless alcohols

(d) solid odorless alcohols