Q18 The final product B in the following reaction
CH3CH2CH = CH2 + NBS,hν + (C6H5CO2)2 → A + CH3SNa + CH3OH → B is
a) Methyl 1-methylallyl sulphide
b) Allyl methyl sulphide
c) n-Butyl methyl sulphide
d) Diallyl sulphide
Your Answer: Did Not Attempt
Correct Answer: (a)
Score: 0
Explaination :
Methyl 1-methylallyl sulphide
Q19 One mole of an organic compound requires 0.5 mole of oxygen to produce an acid. The compound may be
a) alcohol
b) ether
c) ketone
d) aldehyde
Your Answer: Did Not Attempt
Correct Answer: (d)
Score: 0
Explaination :
aldehyde
Q20 Oxidation of compound X gives a product which reacts with phenylhydrazine but does not give a silver mirror test. A possible structure for X is
a) CH3CHO
b) CH3CH2OH
c) (CH3)2CHOH
d) CH3CH2CH2OH
Your Answer: Did Not Attempt
Correct Answer: (c)
Score: 0
Explaination :
(CH3)2CHOH
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3 Answers
120....(CH3)2CHOH a secondary alcohol gives ketone and ketone reacts with phenylhydrazine but does not give a silver mirror test.