Multiple choice question

4 0°C ij 3 eksy ty ds xyu ds fy;s ekud eqDr ÅtkZ ifjorZu (�G°) gS&
(a) 'kwU; (b) (+)ve (c) (–)ve (d) buesa ls dksbZ ugh
Standard free energy change (�G°) will be–
(a) Zero (b) (+)ve (c) (–)ve (d) None of these
5 fxCl eqDr ÅtkZ (G), ,UFkSYih (H) rFkk ,UVªkWih (S) vkil esa lEcaf/kr gS&
(a) G = H + TS (b) G = H – TS
(c) G – TS = H (d) G = S = H
Gibb’s free energy (G), enthalpy (H) and entropy (S) are related as–
(a) G = H + TS (b) G = H – TS
(c) G – TS = H (d) G = S = H
6 fdlh vkn'kZ xSl ds :)ks"e izlkj esa lnSo gksxk&
(a) rkiØe es o`f) (b) �H = 0
(c) q = 0 (d) W = 0
For an ideal gas in its adiabatic expansion there is always–
(a) Increase in Temperature (b) �H = 0
(c) q = 0 (d) W = 0
7 vxz ,oa mRØe vfHkfØ;k ds fy;s rFkk leku lfØ;.k ÅtkZ,sa j[kus okyh
vfHkfØ;k ds fy;s&
(a) �H = 0 (b) �S = 0
(c) 'kwU; dksfV (d) buesa ls dksbZ ugha
For a forward and reversible reaction and for the reaction having same energies
of activation.
(a) �H = 0 (b) �S = 0
(c) Zero order (d) None of these
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