AIIMS 2019 Organic Chemistry Revision Quiz 4

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Question 1

Etherates are

• Aethers
• Bsolution in ether
• Ccomplexes of ethers with Lewis acid
• Dcomplexes of ethers with Lewis base

Question 2

Aspirin acts as an analgesic because it

• Ainhibits the synthesis of prostaglandins which stimulates inflammation of the tissue
• Bprevents the release of HCl in the stomach
• Cprevents the interaction of histamine with its receptor
• Dinhibit activities of enzymes

Question 3

Dunston’s test is used for identification of

• Aglycerol
• Bacetone
• Cglycol
• Dethanol

Question 4

Which of the following reagents may be used to distinguish between phenol and benzoic acid?

• ANeutral FeCl₃
• BAqueous NaOH
• CTollen’s reagent
• DMolisch reagent

Question 5

Direction: In each of the following question a statement of Assertion is given followed by a corresponding statement of Reason just below it. Of the statements mark the correct answer as:

Assertion: As a lead storage battery gets discharged density of electrolyte, present in it, decreases.
Reason: Lead and lead dioxide both react with sulphuric acid to form lead sulphate.

• ABoth Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
• BBoth Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
• CAssertion is true but Reason is false.
• DBoth Assertion and Reason are false.

Question 6

Which base is present in RNA but not in DNA?

• AUracil
• BCytosine
• CGuanine
• DThymine

Question 7

The correct stability order for the following species is

• A
• B
• C
• D

Question 8

Identify the product A in the given reaction,

• A
• B
• C
• D

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