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Recent questions tagged states of matter
+3
votes
1
answer
Which type of intermolecular forces exists among the following molecules? (a) H2S molecules (b) H2O
asked
Apr 6, 2019
in
Class 11
by
kratos
classification of elements and periodicity in properties
class-11
states of matter
cbse
+1
vote
1
answer
Define “effusion”.
asked
Apr 6, 2019
in
Class 12
by
kratos
neet
class-11
aiims
jee
jee mains
gaseous state
states of matter
+1
vote
1
answer
A graph is plotted with pV /T on y-axis and mass of the gas along x-axis for different gases. The graph is
asked
Apr 5, 2019
in
JEE
by
kratos
class-11
jee
jee mains
uniform motion
kinetic theory
states of matter
+1
vote
1
answer
Two flasks X and y have capacity 1 L and 2 L respectively and each of them contains 1 mole of a gas.
asked
Apr 5, 2019
in
Class 12
by
kratos
class-11
neet
aiims
states of matter
+3
votes
1
answer
At room temperature the mixture of SO2 and O2 gas, compared to the O2 molecule, the SO2 molecule will hit the wall with.
asked
Apr 5, 2019
in
JEE
by
kratos
jee
jee mains
states of matter
+2
votes
1
answer
At STP the order of mean square velocity of molecules of H2 , N2 , O2 and HBr is -
asked
Apr 5, 2019
in
Chemistry
by
kratos
some basic concepts of chemistry
neet
class-11
aiims
states of matter
kinetic theory of gases
+2
votes
1
answer
A gas is enclosed in a room. The temperature, pressure, density and number of *****
asked
Apr 4, 2019
in
Class 11
by
kratos
classification of elements and periodicity in properties
class-11
states of matter
cbse
+1
vote
1
answer
Calculate the compressibility factor for SO2 , if 1 mole of it occupies 0.35 litre at 300 K and 50 atm pressure. Comment on the result.
asked
Apr 4, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
jee mains
gaseous state
class-12
states of matter
+2
votes
1
answer
What are the conditions under which the relation between volume (V) and number of ***** (n)gas plotted ? (P = pressure; T= temperature)
asked
Apr 4, 2019
in
JEE
by
kratos
class-11
jee
jee mains
states of matter
+3
votes
1
answer
Calculate the critical temperature of a Van der Waal'* gas for which Pc is 100 dm and b is 0.050 dm^3 mol^-1.
asked
Apr 4, 2019
in
Class 12
by
kratos
class-11
aiims
states of matter
neet
+2
votes
1
answer
34.05 mL of phosphorous vapour weighs 0.0625 g at 546°C and 0.1 bar pressure. What is the molar mass of phosphorous?
asked
Apr 3, 2019
in
Chemistry
by
kratos
cbse
class-11
physical chemistry
gas and liquid
gaseous state
class-12
states of matter
+1
vote
1
answer
The compression factor (compressibility factor) for one mole of a van der Waals’ gas
asked
Apr 3, 2019
in
JEE
by
kratos
class-11
jee
jee mains
gaseous state
states of matter
+2
votes
1
answer
Define compressibility factor (Z). What is the value of compressibility factor Z in an ideal gas and non-ideal (real gas)?
asked
Apr 3, 2019
in
JEE
by
kratos
cbse
class-11
jee
jee mains
class-12
states of matter
+3
votes
1
answer
Molecule A is twice as heavy as the molecule B. Which of these has higher kinetic energy at any temperature?
asked
Apr 2, 2019
in
JEE
by
kratos
class-11
jee
jee mains
states of matter
+3
votes
1
answer
The chief constituent of air is a. Hydrogen b. Oxygen c. Nitrogen
asked
Apr 2, 2019
in
Class 11
by
kratos
sanitation
the earth as a planet
class-8
metals and non metals
class-11
atmosphere
class-10
solid waste management
materials
states of matter
+3
votes
1
answer
What would be the SI unit for the quantity PV2T2/N
asked
Apr 2, 2019
in
Chemistry
by
kratos
some basic concepts of chemistry
measurement
cbse
class-11
class-7
states of matter
+1
vote
1
answer
A metal crystallizes into two cubic phases, face centred cubic (fcc) and body centred cubic (bcc),
asked
Apr 2, 2019
in
JEE
by
kratos
jee
jee mains
class-12
the solid state
states of matter
+2
votes
1
answer
Assertion: Plot of P Vs. 1/V(volume) is a straight line. Reason: Pressure is directly proportional to volume
asked
Apr 2, 2019
in
Class 12
by
kratos
class-11
class-12
gaseous state
states of matter
cbse
+3
votes
1
answer
Out of N2 and NH3, which one will have greater value of ‘a’ and which one will have greater value of ‘b’?
asked
Apr 2, 2019
in
Class 11
by
kratos
gas and liquid
class-11
states of matter
cbse
+3
votes
1
answer
Assertion (A): At constant temperature, PV vs. V plot for real gases is not a straight line.
asked
Apr 1, 2019
in
Class 12
by
kratos
cbse
class-11
gaseous state
class-12
states of matter
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