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Question-1
If W is the amount of work done by the system and q is the amount of heat supplied to the system, identify the type of the system
(A)
isolated system
(B)
closed system
(C)
open system
(D)
system with thermally conducting walls
Question-2
Which of the following is an intensive property?
(A)
Temperature
(B)
Viscosity
(C)
Surface tension
(D)
All of these
Question-3
Thermodynamically the most stable form of carbon is
(A)
diamond
(B)
graphite
(C)
fullerenes
(D)
coal
Question-4
For an endothermic reaction, energy of activation is E
a
and enthalpy of the reaction is ΔH (both of these in KJ/mol). Minimum value of E
a
will be
(A)
equal to zero
(B)
less than ΔH
(C)
equal to ΔH
(D)
more than ΔH
Question-5
In exothermic reaction, heat is
(A)
given out
(B)
absorbed
(C)
not involved
(D)
given out or absorbed
Question-6
Which of the following is not an endothermic reaction?
(A)
Dehydrogenation
(B)
Ethane to ethene
(C)
Combustion of propane
(D)
Change of chlorine molecule into chlorine atoms
Question-7
Which of the following is a path function?
(A)
Internal energy
(B)
Enthalpy
(C)
Work
(D)
Entropy
Question-8
Which of the given properties depends on the manner in which a change is brought about?
i. ΔE ii. q iii.w
(A)
ΔE only
(B)
q and ΔE
(C)
q and w
(D)
w only
Question-9
In _______ process, work is done at the expense of internal energy.
(A)
isothermal
(B)
isochoric
(C)
adiabatic
(D)
isobaric
Question-10
The temperature of the system decreases in an
(A)
adiabatic compression
(B)
isothermal compression
(C)
isothermal expansion
(D)
adiabatic expansion
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Plus 1 Computer Science
Kerala (English Medium)
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Equilibrium
Chemical Bonding and Molecular Structure
Environmental Chemistry
Boron Family
Carbon Family
Oxygen Family
Classification of Elements & Periodicity
Classification of Elements & Periodicity
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