Behaviour of Real Gases
CHXI06:STATES OF MATTER

314045 Among the following, the incorrect statement is:

1 At low pressure, real gases show ideal behaviour
2 At very low temperature, real gases show ideal behaviour.
3 At very large volume, real gases show ideal behaviour.
4 At Boyle's temperature, real gases show ideal behaviour.
CHXI06:STATES OF MATTER

314046 Which of the given sets of temperature and pressure will cause a gas to exhibit the greatest deviation from ideal gas behaviour?

1 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
2 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
3 \(\mathrm{-100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
4 \(\mathrm{0^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
CHXI06:STATES OF MATTER

314081 In Van der Waal's equation of state of the gas law, the constant ' \(\mathrm{b}\) ' is a measure of

1 Intermolecular repulsions
2 Intermolecular collisions per unit volume
3 Volume occupied by the molecules
4 Intermolecular attraction
CHXI06:STATES OF MATTER

314082 At low pressure Van der Waal's equation for 3 moles of a real gas will have its simplified from

1 \(\mathrm{\dfrac{P V}{R T-(3 a / V)}=3}\)
2 \(\mathrm{\dfrac{P V}{R T+R b}=3}\)
3 \(\mathrm{\dfrac{P V}{R T-3 P b}=1}\)
4 \(\mathrm{\dfrac{P V}{R T-(9 / V)}=3}\)
CHXI06:STATES OF MATTER

314083 If 2 moles of gas in \(\mathrm{4 \mathrm{~L}}\) flask exerts \(\mathrm{11 \mathrm{~atm}}\) pressure at \(\mathrm{300 \mathrm{~K}}\) and '\(\mathrm{b}\)' is \(\mathrm{0.05 \mathrm{Lmol}^{-1}}\), the value of van der Waal's constant ' \(\mathrm{a}\) ' is

1 \(\mathrm{4.96 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
2 \(\mathrm{1.62 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
3 \(\mathrm{1.26 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
4 \(\mathrm{6.46 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
CHXI06:STATES OF MATTER

314045 Among the following, the incorrect statement is:

1 At low pressure, real gases show ideal behaviour
2 At very low temperature, real gases show ideal behaviour.
3 At very large volume, real gases show ideal behaviour.
4 At Boyle's temperature, real gases show ideal behaviour.
CHXI06:STATES OF MATTER

314046 Which of the given sets of temperature and pressure will cause a gas to exhibit the greatest deviation from ideal gas behaviour?

1 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
2 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
3 \(\mathrm{-100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
4 \(\mathrm{0^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
CHXI06:STATES OF MATTER

314081 In Van der Waal's equation of state of the gas law, the constant ' \(\mathrm{b}\) ' is a measure of

1 Intermolecular repulsions
2 Intermolecular collisions per unit volume
3 Volume occupied by the molecules
4 Intermolecular attraction
CHXI06:STATES OF MATTER

314082 At low pressure Van der Waal's equation for 3 moles of a real gas will have its simplified from

1 \(\mathrm{\dfrac{P V}{R T-(3 a / V)}=3}\)
2 \(\mathrm{\dfrac{P V}{R T+R b}=3}\)
3 \(\mathrm{\dfrac{P V}{R T-3 P b}=1}\)
4 \(\mathrm{\dfrac{P V}{R T-(9 / V)}=3}\)
CHXI06:STATES OF MATTER

314083 If 2 moles of gas in \(\mathrm{4 \mathrm{~L}}\) flask exerts \(\mathrm{11 \mathrm{~atm}}\) pressure at \(\mathrm{300 \mathrm{~K}}\) and '\(\mathrm{b}\)' is \(\mathrm{0.05 \mathrm{Lmol}^{-1}}\), the value of van der Waal's constant ' \(\mathrm{a}\) ' is

1 \(\mathrm{4.96 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
2 \(\mathrm{1.62 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
3 \(\mathrm{1.26 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
4 \(\mathrm{6.46 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
CHXI06:STATES OF MATTER

314045 Among the following, the incorrect statement is:

1 At low pressure, real gases show ideal behaviour
2 At very low temperature, real gases show ideal behaviour.
3 At very large volume, real gases show ideal behaviour.
4 At Boyle's temperature, real gases show ideal behaviour.
CHXI06:STATES OF MATTER

314046 Which of the given sets of temperature and pressure will cause a gas to exhibit the greatest deviation from ideal gas behaviour?

1 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
2 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
3 \(\mathrm{-100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
4 \(\mathrm{0^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
CHXI06:STATES OF MATTER

314081 In Van der Waal's equation of state of the gas law, the constant ' \(\mathrm{b}\) ' is a measure of

1 Intermolecular repulsions
2 Intermolecular collisions per unit volume
3 Volume occupied by the molecules
4 Intermolecular attraction
CHXI06:STATES OF MATTER

314082 At low pressure Van der Waal's equation for 3 moles of a real gas will have its simplified from

1 \(\mathrm{\dfrac{P V}{R T-(3 a / V)}=3}\)
2 \(\mathrm{\dfrac{P V}{R T+R b}=3}\)
3 \(\mathrm{\dfrac{P V}{R T-3 P b}=1}\)
4 \(\mathrm{\dfrac{P V}{R T-(9 / V)}=3}\)
CHXI06:STATES OF MATTER

314083 If 2 moles of gas in \(\mathrm{4 \mathrm{~L}}\) flask exerts \(\mathrm{11 \mathrm{~atm}}\) pressure at \(\mathrm{300 \mathrm{~K}}\) and '\(\mathrm{b}\)' is \(\mathrm{0.05 \mathrm{Lmol}^{-1}}\), the value of van der Waal's constant ' \(\mathrm{a}\) ' is

1 \(\mathrm{4.96 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
2 \(\mathrm{1.62 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
3 \(\mathrm{1.26 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
4 \(\mathrm{6.46 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXI06:STATES OF MATTER

314045 Among the following, the incorrect statement is:

1 At low pressure, real gases show ideal behaviour
2 At very low temperature, real gases show ideal behaviour.
3 At very large volume, real gases show ideal behaviour.
4 At Boyle's temperature, real gases show ideal behaviour.
CHXI06:STATES OF MATTER

314046 Which of the given sets of temperature and pressure will cause a gas to exhibit the greatest deviation from ideal gas behaviour?

1 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
2 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
3 \(\mathrm{-100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
4 \(\mathrm{0^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
CHXI06:STATES OF MATTER

314081 In Van der Waal's equation of state of the gas law, the constant ' \(\mathrm{b}\) ' is a measure of

1 Intermolecular repulsions
2 Intermolecular collisions per unit volume
3 Volume occupied by the molecules
4 Intermolecular attraction
CHXI06:STATES OF MATTER

314082 At low pressure Van der Waal's equation for 3 moles of a real gas will have its simplified from

1 \(\mathrm{\dfrac{P V}{R T-(3 a / V)}=3}\)
2 \(\mathrm{\dfrac{P V}{R T+R b}=3}\)
3 \(\mathrm{\dfrac{P V}{R T-3 P b}=1}\)
4 \(\mathrm{\dfrac{P V}{R T-(9 / V)}=3}\)
CHXI06:STATES OF MATTER

314083 If 2 moles of gas in \(\mathrm{4 \mathrm{~L}}\) flask exerts \(\mathrm{11 \mathrm{~atm}}\) pressure at \(\mathrm{300 \mathrm{~K}}\) and '\(\mathrm{b}\)' is \(\mathrm{0.05 \mathrm{Lmol}^{-1}}\), the value of van der Waal's constant ' \(\mathrm{a}\) ' is

1 \(\mathrm{4.96 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
2 \(\mathrm{1.62 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
3 \(\mathrm{1.26 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
4 \(\mathrm{6.46 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
CHXI06:STATES OF MATTER

314045 Among the following, the incorrect statement is:

1 At low pressure, real gases show ideal behaviour
2 At very low temperature, real gases show ideal behaviour.
3 At very large volume, real gases show ideal behaviour.
4 At Boyle's temperature, real gases show ideal behaviour.
CHXI06:STATES OF MATTER

314046 Which of the given sets of temperature and pressure will cause a gas to exhibit the greatest deviation from ideal gas behaviour?

1 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
2 \(\mathrm{100^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
3 \(\mathrm{-100^{\circ} \mathrm{C}}\) and \(\mathrm{4 \mathrm{~atm}}\)
4 \(\mathrm{0^{\circ} \mathrm{C}}\) and \(\mathrm{2 \mathrm{~atm}}\)
CHXI06:STATES OF MATTER

314081 In Van der Waal's equation of state of the gas law, the constant ' \(\mathrm{b}\) ' is a measure of

1 Intermolecular repulsions
2 Intermolecular collisions per unit volume
3 Volume occupied by the molecules
4 Intermolecular attraction
CHXI06:STATES OF MATTER

314082 At low pressure Van der Waal's equation for 3 moles of a real gas will have its simplified from

1 \(\mathrm{\dfrac{P V}{R T-(3 a / V)}=3}\)
2 \(\mathrm{\dfrac{P V}{R T+R b}=3}\)
3 \(\mathrm{\dfrac{P V}{R T-3 P b}=1}\)
4 \(\mathrm{\dfrac{P V}{R T-(9 / V)}=3}\)
CHXI06:STATES OF MATTER

314083 If 2 moles of gas in \(\mathrm{4 \mathrm{~L}}\) flask exerts \(\mathrm{11 \mathrm{~atm}}\) pressure at \(\mathrm{300 \mathrm{~K}}\) and '\(\mathrm{b}\)' is \(\mathrm{0.05 \mathrm{Lmol}^{-1}}\), the value of van der Waal's constant ' \(\mathrm{a}\) ' is

1 \(\mathrm{4.96 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
2 \(\mathrm{1.62 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
3 \(\mathrm{1.26 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)
4 \(\mathrm{6.46 \mathrm{~atm} \mathrm{~L}^{2} \mathrm{~mol}^{-2}}\)