1
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
CuSO4 when reacts with KCN forms CuCN, which is insoluble in water. It is soluble in excess of KCN, due to formation of the following complex
A
K2[Cu(CN)4]
B
K3[Cu(CN)4]
C
CuCN2
D
Cu[KCu(CN)4].
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Which has maximum molecules?
A
7 g N2
B
2 g H2
C
16 g NO2
D
16 g O2
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
In hydrogen atom, energy of first excited state is $$-$$ 3.4 eV. Then find out K.E. of same orbit of hydrogen atom
A
+3.4 eV
B
+6.8 eV
C
$$-$$ 13.6 eV
D
+13.6 eV
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A solution contains non volatile solute of molecular mass M2. Which of the following can be used to calculate the molecular mass of solute in terms of osmotic pressure?
A
$${M_2} = \left( {{{{m_2}} \over \pi }} \right)VRT$$
B
$${M_2} = \left( {{{{m_2}} \over V}} \right){{RT} \over \pi }$$
C
$${M_2} = \left( {{{{m_2}} \over V}} \right)\pi RT$$
D
$${M_2} = \left( {{{{m_2}} \over V}} \right){\pi \over {RT}}$$