Which of the following statements is correct for a reversible process in a state of equilibrium?
1. G = - 2.30RT log K
2. G = 2.30RT log K
3. Go = - 2.30RT log K
4. Go = 2.30RT log K
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyGiven the reaction :
X2O4(l) → 2XO2(g)
ΔU = 2.1 kcal, ΔS = 20 cal K–1 at 300 K
The value of ΔG is:
1. 2.7 kcal
2. -2.7 kcal
3. 9.3 kcal
4. -9.3 kcal
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn which of the following reactions, standard reaction entropy change is positive and standard Gibb's energy change decreases sharply with increasing temperature?
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyStandard entropies of X2, Y2 and XY3 are 60, 40 and 50JK-1mol-1 respectively. For the reaction
to be at equilibrium, the temperature should be
1. 750 K
2. 1000 K
3. 1250 K
4. 500 K
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFor vaporization of water at 1 atmospheric pressure, the values of ∆H and ∆S are 40.63 kJ mol–1 and 108.8 JK–1 mol–1, respectively. The temperature when Gibbs energy change (∆G) for this transformation will be zero, is -
1. 393.4 K
2. 373.4 K
3. 293.4 K
4. 273.4 K
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch List – I (Equations) with List – II (Type of processes) and select the correct option.
List –I List – II
Equation Type of processes
(a) Kp > Q (i) Non spontaneous
(b) ∆Gº < RT ln Q (ii) Equilibrium
(c) Kp = Q (iii) Spontaneous and endothermic
(d) T > (iv) Spontaneous
Options :
(a) (b) (c) (d)
1. (iii) (iv) (ii) (i)
2. (iv) (i) (ii) (iii)
3. (ii) (i) (iv) (iii)
4. (i) (ii) (iii) (iv)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe values of ΔH and ΔS for the reaction, C(graphite) + CO2(g)→2CO(g) are 170 kJ and 170 JK-1, respectively. This reaction will be spontaneous at
1. 710 K
2. 910 K
3. 1110 K
4. 510 K
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. (I) and (IV)
2. (II), (III) and (IV)
3. (I), (II) and (III)
4. (II) and (III)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. ΔH = 0 and ΔS < 0
2. ΔH > 0 and ΔS > 0
3. ΔH < 0 and ΔS < 0
4. ΔH > 0 and ΔS < 0
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology