1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The aqueous solution containing which one of the following ions will be colourless?
(Atomic number : Sc = 21, Fe = 26, Ti = 22, Mn = 25)
A
Sc3+
B
Fe2+
C
Ti3+
D
Mn2+
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have the highest third ionisation enthalpy?
A
Vanadium (Z = 23)
B
Chromium (Z = 24)
C
Manganese (Z = 25)
D
Iron (Z = 26)
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
A nuclide of an alkaline earth metal undergoes radioactive decay by emission of the periodic table to which the resulting daughter element would belong is
A
Gr.13
B
Gr. 17
C
Gr. 14
D
Gr. 16
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which one of the following is an inner orbital complex as well as diamagnetic in behaviour?
A
[Zn(NH3)6]2+
B
[Cr(NH3)6]3+
C
[Co(NH3)6]3+
D
[Ni(NH3)6]2+
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