1
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
If a $${}_b^aX$$ species emits first a position, then two a and two b particles and in the last, one a, is also emitted and gets converts to $${}_d^c$$Y species. So correct relation is
A
c = a $$-$$ 12, d = b $$-$$ 5
B
c = a $$-$$ 5, d = b $$-$$ 1
C
c = a $$-$$ 6, d = b $$-$$ 0
D
c = a $$-$$ 4, d = b $$-$$ 2
2
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Coordination number of Ni in [Ni(C2O4)3]4$$-$$ is
A
3
B
6
C
4
D
2
3
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Which of the following will give maximum number of isomers?
A
[Co(NH3)4Cl2]
B
[Ni(en)(NH3)4]2+
C
[Ni(C2O4)(en)2]2$$-$$
D
[Cr(SCN)2(NH3)4]+
4
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Which statement is incorrect?
A
Ni(CO)4 $$-$$ tetrahedral, paramagnetic
B
Ni(CN)4 - square planar, diamagnetic
C
Ni(CO)4 - tetrahedral, diamagnetic
D
[Ni(Cl)4]2$$-$$ - tetrahedral, paramagnetic.
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