Thermodynamics Test

Result

Thermodynamics Test - 42

Score
-
out of -
Rank
-
out of -

TIME Taken - -

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Weekly Quiz Competition

Question 1
4 / -1

Enthalpy of a reaction ∆H is expressed as

A

B

C

D

Solution
Question 2
4 / -1

The standard Gibb’s free energy change, ∆G^o is related to equilibrium constant, K_p as

A

B

C

D

Solution
Question 3
4 / -1

A

B

C

D

Solution
Question 4
4 / -1

The relation between enthalpy (H), pressure (P), volume (V) and internal energy (E) is given by

A
E = H + PV

B
H = E + PV

C
H = E - PV

D
H = E + P + V
Question 5
4 / -1

For which of the process, ∆S is negative ?

A
H₂(g) → 2H(g)

B
N₂(g 1 atm) → N₂(g8 atm)

C
2SO₃(g) → 2SO₂(g) + O₂(g)

D
C_(diamond) → C_(graphite)
Question 6
4 / -1

A
(y - 2x)

B
(2x + y)

C
(x + y)

D
(2x / y)
Question 7
4 / -1

If an endothermic reaction is non-spontaneous at freezing point of water and becomes feasible at its boiling point, then

A
∆H is –ve, ∆S is +ve

B
∆H and ∆S both are +ve

C
∆H and ∆S both are –ve

D
∆H is +ve, ∆S is –ve
Question 8
4 / -1

For the reaction C₃H₈(g) + 5O₂(g) → 3CO₂(g) + 4H₂O(l) at constant temperature, ∆H – ∆E is

A
+ RT

B
– 3 RT

C
+ 3 RT

D
– RT

Solution
Question 9
4 / -1

Which one of the following has ∆S^o greater than zero ?

A

B

C

D
Question 10
4 / -1

The internal energy change when a system goes from state A to B is 40 kJ/mole. If the system goes from A to B by a reversible path and returns to state A by an irreversible path, what would be the net change in internal energy ?

A
> 40 k J

B
< 40 kJ

C
zero

D
40 kJ