1
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Which one among the following is the correct option for right relationship between CP and CV for one mole of ideal gas?
A
CV = RCP
B
CP + CV = R
C
CP $$-$$ CV = R
D
CP = RCV
2
NEET 2021
MCQ (Single Correct Answer)
+4
-1
For irreversible expansion of an ideal gas under isothermal condition, the correct option is :
A
$$\Delta$$U $$\ne$$ 0, $$\Delta$$Stotal = 0
B
$$\Delta$$U = 0, $$\Delta$$Stotal = 0
C
$$\Delta$$U $$\ne$$ 0, $$\Delta$$Stotal $$\ne$$ 0
D
$$\Delta$$U = 0, $$\Delta$$Stotal $$\ne$$ 0
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Hydrolysis of sucrose is given by the following reaction.
Sucrose + H2O ⇌ Glucose + Fructose
If the equilibrium constant (Kc) is 2 $$\times$$ 1013 at 800 K, the value of $$\Delta r{G^\Theta }$$ at the same temperature will be :
A
8.314 J $$mo{l^{ - 1}}{K^{ - 1}} \times 300K \times In(2 \times {10^{13}})$$
B
8.314 J $$mo{l^{ - 1}}{K^{ - 1}} \times 300K \times In(3 \times {10^{13}})$$
C
$$-$$ 8.314 J $$mo{l^{ - 1}}{K^{ - 1}} \times 300K \times In(4 \times {10^{13}})$$
D
-8.314 J $$mo{l^{ - 1}}{K^{ - 1}} \times 300K \times In(2 \times {10^{13}})$$
4
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
For the reaction, 2Cl(g) $$\to$$ Cl2(g), the correct option is :
A
$${\Delta _r}H > 0$$ and $${\Delta _r}S < 0$$
B
$${\Delta _r}H < 0$$ and $${\Delta _r}S > 0$$
C
$${\Delta _r}H < 0$$ and $${\Delta _r}S < 0$$
D
$${\Delta _r}H > 0$$ and $${\Delta _r}S > 0$$
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