1
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Four successive members of the first series of the transition metals are listed below. For which one of them the standard potential $$\left( {E_{{M^{2 + }}/M}^o} \right)$$ value has a positive sign?
A
Co (Z = 27)
B
Ni (Z = 28)
C
Cu (Z = 29)
D
Fe (Z = 26)
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
The catalytic activity of transition metals and their compounds is ascribed mainly to
A
their magnetic behaviour
B
their unfilled $$d$$-orbitals
C
their ability to adopt variable oxidation states
D
their chemical reactivity
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Which of the following exhibits only + 3 oxidation state?
A
U
B
Th
C
Ac
D
Pa
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Chloroamphenicol is an
A
antifertility drug
B
antihistaminic
C
antiseptic and disinfectant
D
antibiotic-broad spectrum
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12