1
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Equal moles of hydrogen and oxygen gases are placed in a container with a pin-hole through which both can escape. What fraction of the oxygen escapes in the time required for onehalf of the hydrogen to escape?
A
3/8
B
1/2
C
1/8
D
1/4
2
NEET 2016 Phase 1
MCQ (More than One Correct Answer)
+4
-1
The correct thermodynamic conditions for the spontaneous reaction at all temperatures is
A
$$\Delta $$H < 0 and $$\Delta $$S > 0
B
$$\Delta $$H < 0 and $$\Delta $$S < 0
C
$$\Delta $$H < 0 and $$\Delta $$S = 0
D
$$\Delta $$H > 0 and $$\Delta $$S < 0
3
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Consider the following liquid-vapour equilibrium.
Liquid $$\rightleftharpoons$$ Vapour
Which of the following relations is correct ?
A
$${{d\ln P} \over {d{T^2}}} = {{ - \Delta {H_v}} \over {{T^2}}}$$
B
$${{d\ln P} \over {dT}} = {{\Delta {H_v}} \over {R{T^2}}}$$
C
$${{d\ln G} \over {d{T^2}}} = {{\Delta {H_v}} \over {R{T^2}}}$$
D
$${{d\ln P} \over {dT}} = {{ - \Delta {H_v}} \over {RT}}$$
4
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
MY and NY3, two nearly insoluble salts, have the same Ksp values of 6.2 $$ \times $$ 10$$-$$13 at room temperature. Which statement would be true in regard to MY and NY3?
A
The salts MY and NY3 are more soluble in 0.5 M KY than in pure water.
B
The addition of the salt of KY to solution of MY and NY3 will have no effect on their solubilities.
C
The molar solubilities of MY and NY3 in water are identical.
D
The molar solubility of MY in water is less than that of NY3.
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12