1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following compounds will undergo racemisation when solution of KOH hydrolyses?
AIPMT 2014 Chemistry - Haloalkanes and Haloarenes Question 24 English
A
(i) and (ii)
B
(ii) and (iv)
C
(iv)
D
(i) and (iv)
2
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one is most reactive towards nucleophilic addition reaction?
A
AIPMT 2014 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 72 English Option 1
B
AIPMT 2014 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 72 English Option 2
C
AIPMT 2014 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 72 English Option 3
D
AIPMT 2014 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 72 English Option 4
3
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Change Language
(I)   H2O2 + O3 $$ \to $$ H2O + 2O2
(II)   H2O2 + Ag2O $$ \to $$ 2Ag + H2O + O2
Role of Hydrogen peroxide in the above reactions is respectvely
A
oxidizing in (I) and reducing in (II)
B
reducing in (I) and oxidizing (II)
C
reducing in (I) and (II)
D
oxidizing in (I) and (II)
4
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Change Language
In acidic medium, H2O2 changes Cr2O72- to CrO5 which has two

($$-$$O$$-$$O$$-$$) bonds. Oxidation state of Cr in CrO5 is
A
+5
B
+3
C
+6
D
$$-$$10