1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Which of the following shows maximum number of oxidation states?
A
Cr
B
Fe
C
Mn
D
V
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
A 300 grams radioactive sample at initial half life is 3 hours. After 18 hours remaining quantity
A
4.68 gram
B
2.34 gram
C
3.34 gram
D
9.37 gram
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
In quantitative analysis of second group in laboratory, H2S gas is passed in acidic medium for precipitation. When Cu2+ react with KCN, then for product, true statement is
A
K2[Cu(CN)4] more soluble
B
K2[Cd(CN)4] less stable
C
K2[Cu(CN)2] less stable
D
K2[Cd(CN)3] more stable
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Oxidation numbers of A, B, C are + 2, +5 and $$-$$2 respectively. Possible formula of compound is
A
A2(BC2)2
B
A3(BC4)2
C
A2(BC3)2
D
A3(B2C)2