JEE Physics31)One mole of which of the following has the highest entropy?

Correct Option: B

Hydrogen gas

JEE Physics32)Gibb's free energy G, enthalpy H and entropy S are interrelated as in

Correct Option: B

G = H - TS

JEE Physics33)Which is a condition for spontaneous ?

Correct Option: A

∆G < 0

JEE Physics34)In evaporation of water ∆H and ∆S are

Correct Option: A

+ , +

JEE Physics35)Hess's law states that

Correct Option: A

the standard enthalpy of an overall reaction is the sum of the enthalpy changes in individual reactions

JEE Physics36)Two electrons occupying the same orbital are distinguished by

Correct Option: C

Spin quantum number

JEE Physics37)For a

f-orbital the values ofmare

Correct Option: D

-3,- 2, -1, 0,+ 1,+ 2,+ 3

JEE Physics38)Impossible orbital among the following is

Correct Option: A

3*f*

JEE Physics39)What is the maximum numbers of electrons that can be associated with the following set of quantum numbers?

n = 3, l = 1 and m = –1

Correct Option: C

2

JEE Physics40)Maximum number of electrons in a subshell with :

l = 3 and n = 4 is :

Correct Option: A

14

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