1
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Match List I (substances) with List II (processes) employed in the manufacture of the substances and select the correct option.
Column $${\rm I}$$
(Substances)
Column $${\rm I}$$$${\rm I}$$
(Processes)
(A) Sulphuric acid (i) Haber's process
(B) Steel (ii) Bessemer's process
(C) Sodium hydroxide (iii) Leblanc process
(D) Ammonia (iv) Contact process
A
(A) $$ \to $$ (i);  (B) $$ \to $$ (iv);  (C) $$ \to $$ (ii);  (D) $$ \to $$ (iii)
B
(A) $$ \to $$ (i);  (B) $$ \to $$ (ii);  (C) $$ \to $$ (iii);  (D) $$ \to $$ (iv)
C
(A) $$ \to $$ (iv);  (B) $$ \to $$ (iii);  (C) $$ \to $$ (ii);  (D) $$ \to $$ (i)
D
(A) $$ \to $$ (iv);  (B) $$ \to $$ (ii);  (C) $$ \to $$ (iii);  (D) $$ \to $$ (i)
2
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Which of the following oxidation states is the most common among the lanthanoids?
A
4
B
2
C
5
D
3
3
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which of the following ions will exhibit colour in aqueous solutions?
A
La3+ (Z = 57)
B
Ti3+ (Z = 22)
C
Lu3+ (Z = 71)
D
Se3+ (Z = 21)
4
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which of the following pairs has the same size?
A
Fe2+, Ni2+
B
Zr4+, Ti4+
C
Zr4+, Hf4+
D
Zn2+, Hf4+
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