1
MCQ (Single Correct Answer)

AIPMT 2005

The chirality of the compound
A
R
B
S
C
E
D
Z

Explanation

2
MCQ (Single Correct Answer)

AIPMT 2005

Names of some compounds are given. Which one is not in IUPAC system?
A
B
C
D

Explanation

3
MCQ (Single Correct Answer)

AIPMT 2004

The $$-$$ OH group of an alcohol or the $$-$$ COOH group of a carboxylic acid can be replaced by $$-$$ Cl using
A
phosphorus pentachloride
B
hypochlorous acid
C
chlorine
D
hydrochloric acid

Explanation

ROH + PCl5 $$ \to $$ RCl + POCl3 + HCl

RCOOH + PCl5 $$ \to $$ RCOCl + POCl3 + HCl
4
MCQ (Single Correct Answer)

AIPMT 2004

The molecular formula of diphenyl methane,



How many structural isomers are possible when one of the hydrogen is replaced by a chlorine atom ?
A
6
B
4
C
8
D
7

Explanation

Only four structural isomers are possible for diphenyl methane.

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