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- 1. Multiple Choice
Which of the following is NOT a state function?
qp
q
H
U
- 2. Multiple Choice
For an adiabatic process, which of the following is correct.
PΔV =0
q= W
ΔU= 0
q=0
- 3. Multiple Choice
A system absorbs 600 J of heat and does work equivalent to 900 J by expanding .The change in internal energy for the system is-:
-300 J
+300J
-600 J
+600 J
- 4. Multiple Choice
For which of the following substance ΔfHo is NOT zero
Ca(s)
He(g)
P(red)
CH3OH(l)
- 5. Multiple Choice
A gas expands in volume 2L to 5l against a pressure of 1 atm at constant temperature. The work done by the gas will be-:
3J
-303.9 J
-303.9 L atm
303.9 L atm
- 6. Multiple Choice
Vapour pressure of a solution of a non-volatile solute is always-:
equal to the vapour pressure of pure solvent.
higher than the vapour pressure of pure solvent.
lower than the vapour pressure of pure solvent.
constant.
- 7. Multiple Choice
Liquids which have same osmotic pressure , are called-:
Isotonic
Isomeric
Isobaric
Isochoric
- 8. Multiple Choice
The type of solution of cocacola is—
liquid in gas
gas in liquid
gas in solid
solid in liquid
- 9. Multiple Choice
During summer,marine life prefers to stay in the lower level of water due to --:
They feel cool
They don’t want sunlight.
The concentration of O2 is more at low temperature.
None of the above.
- 10. Multiple Choice
Boiling point elevatation constant is the elevation in boiling point produced by -:
I g of solute in 100 g of solvent
100 g of solute in 1000 g of solvent.
1 mole of solute in one litre of solvent
1 mole of solute in one kg of solvent
- 11. Multiple Choice
Na2CO3 is a salt of
strong acid strong base
strong acid weak base
strong base weak acid
weak acid weak base
- 12. Multiple Choice
The value of ionic product Kw of water at 298 K is-:
1 x 10-1
1 x 10-7
1 x 107
1 x 1014
- 13. Multiple Choice
The conjugate base of NH4 + is
NH3
HCl
NH4Cl
NH4OH
- 14. Multiple Choice
According to Lowry-Bronsted theory, base is a substance which is
A proton donor
A proton acceptor
An electron pair donor
An electron pair acceptor
- 15. Multiple Choice
How many Faradays are required to liberate 8 g of hydrogen?
2
4
8
16
- 16. Multiple Choice
If Ered (Cu) = 0.337 V and Eoxi (zn) = 0.763 V. The emf of the cell containing these two electrodes will be
1.1 V
0.426 V
-1.1 V
-0.426 V
- 17. Multiple Choice
The strongest oxidizing agent among the given species In+3 (E0 = -1.34 V) , Au+3 (E0 = 1.4 V), Hg+2(E0 = 0.86 V), Cr+3 (E0 = -0.74 V) is-:
Cr+3
Au+3
In+3
Hg+2
- 18. Multiple Choice
For the reaction Ni(s) + Cu+2 (1M) → Ni+2(1M) + Cu(s) , Eo Cell = 0.57 V then ΔGo of the reaction is-:
110 kJ
-110 kJ
55 kJ
-55 kJ
- 19. Multiple Choice
In the cell Zn I Zn +2 II Cu+2 I Cu, the negative electrode is-:
Cu
Cu+2
Zn
Zn+2
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