In the ideal gas equation PV = nRT constant 'R' has the unit

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In the ideal gas equation PV = nRT constant 'R' has the unit

A. joule

B. litre/mol

C. lit-atm/deg/mol

D. calorie/mole

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The vapour density of ozone would be

A. 72

B. 8

C. 48

D. 24

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In what ratio by mass carbon monoxide and nitrogen should be mixed so that partial pressure exerted by each gas is same?

A. $m (N_{2}) = m (C O)$

B. $m (N_{2}) = 2 m (C O)$

C. $m (N_{2}) = 0.5 m (C O)$

D. None of these

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20 litres of hydrogen gas weighs about

A. 1.8 g

B. 3.6 g

C. 224 g

D. 12.2 g

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The relation between molecular wt. and vapour density is

A. Molecular wt. = $\frac{2}{3}$ V.D.

B. Molecular wt. = $\frac{1}{3}$ V.D.

C. Molecular wt. = V.D.

D. Molecualr wt = 2 x V.D.

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How many nearest neighbours are there in an octahedral hole of a close packed structure

A. 4

B. 6

C. 8

D. 12

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Volume occupied by 1 gm equivalent of oxygen at NTP is

A. 22.4 litres

B. 2.24 litres

C. 5.6 litres

D. 11.2 litres

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The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure:

A. critical temperature

B. Boyle's temperature

C. inversion temperature

D. reduced temperature

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The number of atoms per unit cell in simple cubic, face centred cubic and body centred cubic arrangement are, respectively

A. 8,14,9

B. 1,2,4

C. 1,4,2

D. 8,4, 2

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22.4 litre of any gas at N.T.P. will contain

A. One gram equivalent

B. One gram atomic weight

C. One gram atom

D. One gram molecule

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An element has atomic weight 24 and equivalent weight 11.9. Its valency is

A. 1

B. 2

C. 3

D. 4

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When there is more deviation in the behaviour of a gas from ideal gas equation PV = nRT

A. at high temperature and low pressure

B. at low temperature and high pressure

C. at high temperature and high pressure

D. at low temperature and low pressure

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Density of a gas relative to air is 2.3. If the average molar mass of air is 29.08/mol, the molecular mass of the gas will be

A. 29 gm/mole

B. 66.7 gm/mole

C. 12.67 gm/mole

D. 25.22 gm/mole

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22.4 litres of $S O_{2}$ at 27.3°C and 1 atmosphere pressure shall weigh

A. 32 g

B. 16 g

C. 44.8 g

D. 48.5 g

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7.Which of the following sets of conditions represent the easiest way to liquefy a gas?

A. Low temperature and high pressure

B. High temperature and low pressure

C. High temperature and low pressure

D. None of these

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The Van der Waal's equation explains the behaviour of

A. ideal gases

B. real gases

C. vapours

D. non-real gases

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1.The correct relationship representing the volume occupied by 44 gm of $C O_{2}$ and 64 gm of $S O_{2}$ at constant temperahire and pressure:

A. V( $C O_{2}$ ) > V( $S O_{2}$ )

B. V( $C O_{2}$ ) = V( $S O_{2}$ )

C. V( $S O_{2}$ ) > V( $C O_{2}$ )

D. cannot be predicted

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The critical temperature of a substance is defined as

A. the temperature above which the substance decomposes

B. the temperature above which the substance can exist only as a gas

C. melting point of the substance

D. boiling point of the substanc

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The limiting radii ratio for the tetrahedral geometry is

A. 0.155

B. 0.444

C. 0.732

D. 0.225

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The weight of 22.4 litres of any gas at N.T.P. represent its

A. gm atomic weight

B. gm molecular weight

C. gm equivalent weight

D. None of these

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In zinc blende structure, the zinc atoms occupy

A. all tetrahedral sites

B. all octahedral sites

C. half of the octahedral sites

D. half of the tetrahedral sites

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Kinetic gas equation is, PV =...

A. nRT

B. $\frac{3}{3}$ RT

C. $m n^{1} c^{2}$

D. $\frac{1}{3} m n c^{2}$

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Four 1 litre flasks are separately filled with hydrogen, helium, oxygen and ozone gases at the same temperature and pressure. The ratio of total number of atoms of these gases present in the different flasks would be

A. 1:1:1:1

B. 1:2:2:3

C. 2:1:2:3

D. 3:2:2:1

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At 303 K ethanol has a vapour pressure of about 0.118 atm., acetic acid has the vapour pressure of about 0.039 atm., and ethyl iodide has a vapour pressure of about 0.263 atm. Which of the following represents the correct order of increasing normal boiling point ?

A. $C H_{3} C O O H < C_{2} H_{5} O H < C_{2} H_{5} I$

B. $C_{2} H_{5} I < C H_{3} C O O H < C_{2} H_{5} O H$

C. $C_{2} H_{5} I < C_{2} H_{5} O H < C H_{3} C O O H$

D. $C_{2} H_{5} O H < C_{2} H_{5} I < C H_{3} C O O H$

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Kinetic theory of gases postulates :

A. The molecules in a gas are in stationary state

B. The molecules in a gas exert appreciable attraction on each other

C. The molecules move in a random motion with widely different velocities

D. The molecules in a gas collide against each other as well as the wall of the container, but do not change their direction of motion

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Vapour density of a gas is 35.5. The volume occupied by 3.55 gm of the gas at NTPis

A. 1.12 litres

B. 2.24 litres

C. 22.4 litres

D. 11.2 litres

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To which of the following mixtures is the Dalton's law of partial pressures not applicable?

A. $H_{2} + O_{2}$

B. $N_{2} + O_{2}$

C. NO + $O_{2}$

D. Xe + Ar

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The vol. of 20 gms of nitrogen at N.T.P.

A. 16 litres

B. 36 litres

C. 8 litre

D. 32 litres

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If all the octahedral sites in a cubic close packed arrangement ( $B^{-}$ ) are completelyfilled with $A^{+}$ cations, the empirical formula of the compound could then be

A. $A B_{2}$

B. $A_{2} B$

C. AB

D. None of these

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The vapour density of gas A is four times that of gas B. If the molecular weight of gas B is M, then the molecular weight of gas A is

A. 2M

B. 4M

C. 8M

D. M/4

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What types of forces are present in molecular solids?

A. electrovalent bonds

B. hydrogen bonds

C. metallic bonds

D. Van der Waal's forces

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Accepted Answer

C. lit-atm/deg/mol

In the ideal gas equation PV = nRT constant 'R' has the unit

Correct Answer :

Show all State of Matter MCQ

Related Questions

The vapour density of ozone would be

In what ratio by mass carbon monoxide and nitrogen should be mixed so that partial pressure exerted by each gas is same?

20 litres of hydrogen gas weighs about

The relation between molecular wt. and vapour density is

How many nearest neighbours are there in an octahedral hole of a close packed structure

Volume occupied by 1 gm equivalent of oxygen at NTP is

The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure:

The number of atoms per unit cell in simple cubic, face centred cubic and body centred cubic arrangement are, respectively

22.4 litre of any gas at N.T.P. will contain

An element has atomic weight 24 and equivalent weight 11.9. Its valency is

When there is more deviation in the behaviour of a gas from ideal gas equation PV = nRT

Density of a gas relative to air is 2.3. If the average molar mass of air is 29.08/mol, the molecular mass of the gas will be

22.4 litres of $S O_{2}$ at 27.3°C and 1 atmosphere pressure shall weigh

7.Which of the following sets of conditions represent the easiest way to liquefy a gas?

The Van der Waal's equation explains the behaviour of

1.The correct relationship representing the volume occupied by 44 gm of $C O_{2}$ and 64 gm of $S O_{2}$ at constant temperahire and pressure:

The critical temperature of a substance is defined as

The limiting radii ratio for the tetrahedral geometry is

The weight of 22.4 litres of any gas at N.T.P. represent its

In zinc blende structure, the zinc atoms occupy

Kinetic gas equation is, PV =...

Four 1 litre flasks are separately filled with hydrogen, helium, oxygen and ozone gases at the same temperature and pressure. The ratio of total number of atoms of these gases present in the different flasks would be

At 303 K ethanol has a vapour pressure of about 0.118 atm., acetic acid has the vapour pressure of about 0.039 atm., and ethyl iodide has a vapour pressure of about 0.263 atm. Which of the following represents the correct order of increasing normal boiling point ?

Kinetic theory of gases postulates :

Vapour density of a gas is 35.5. The volume occupied by 3.55 gm of the gas at NTPis

To which of the following mixtures is the Dalton's law of partial pressures not applicable?

The vol. of 20 gms of nitrogen at N.T.P.

If all the octahedral sites in a cubic close packed arrangement ( $B^{-}$ ) are completelyfilled with $A^{+}$ cations, the empirical formula of the compound could then be

The vapour density of gas A is four times that of gas B. If the molecular weight of gas B is M, then the molecular weight of gas A is

What types of forces are present in molecular solids?

Also checkout

In the ideal gas equation PV = nRT constant 'R' has the unit

Correct Answer :

Show all State of Matter MCQ

Related Questions

The vapour density of ozone would be

In what ratio by mass carbon monoxide and nitrogen should be mixed so that partial pressure exerted by each gas is same?

20 litres of hydrogen gas weighs about

The relation between molecular wt. and vapour density is

How many nearest neighbours are there in an octahedral hole of a close packed structure

Volume occupied by 1 gm equivalent of oxygen at NTP is

The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure:

The number of atoms per unit cell in simple cubic, face centred cubic and body centred cubic arrangement are, respectively

22.4 litre of any gas at N.T.P. will contain

An element has atomic weight 24 and equivalent weight 11.9. Its valency is

When there is more deviation in the behaviour of a gas from ideal gas equation PV = nRT

Density of a gas relative to air is 2.3. If the average molar mass of air is 29.08/mol, the molecular mass of the gas will be

22.4 litres of SO2 at 27.3°C and 1 atmosphere pressure shall weigh

7.Which of the following sets of conditions represent the easiest way to liquefy a gas?

The Van der Waal's equation explains the behaviour of

1.The correct relationship representing the volume occupied by 44 gm of CO2 and 64 gm of SO2 at constant temperahire and pressure:

The critical temperature of a substance is defined as

The limiting radii ratio for the tetrahedral geometry is

The weight of 22.4 litres of any gas at N.T.P. represent its

In zinc blende structure, the zinc atoms occupy

Kinetic gas equation is, PV =...

Four 1 litre flasks are separately filled with hydrogen, helium, oxygen and ozone gases at the same temperature and pressure. The ratio of total number of atoms of these gases present in the different flasks would be

At 303 K ethanol has a vapour pressure of about 0.118 atm., acetic acid has the vapour pressure of about 0.039 atm., and ethyl iodide has a vapour pressure of about 0.263 atm. Which of the following represents the correct order of increasing normal boiling point ?

Kinetic theory of gases postulates :

Vapour density of a gas is 35.5. The volume occupied by 3.55 gm of the gas at NTPis

To which of the following mixtures is the Dalton's law of partial pressures not applicable?

The vol. of 20 gms of nitrogen at N.T.P.

If all the octahedral sites in a cubic close packed arrangement (B-) are completelyfilled with A+ cations, the empirical formula of the compound could then be

The vapour density of gas A is four times that of gas B. If the molecular weight of gas B is M, then the molecular weight of gas A is

What types of forces are present in molecular solids?

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22.4 litres of $S O_{2}$ at 27.3°C and 1 atmosphere pressure shall weigh

1.The correct relationship representing the volume occupied by 44 gm of $C O_{2}$ and 64 gm of $S O_{2}$ at constant temperahire and pressure:

If all the octahedral sites in a cubic close packed arrangement ( $B^{-}$ ) are completelyfilled with $A^{+}$ cations, the empirical formula of the compound could then be