Which of the following should be most viscous?

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Which of the following should be most viscous?

A. $C H_{3} O H$

B. $C H_{3} C H_{2} O H$

C. $C H_{3} O C H_{3}$

D. $H O C H_{2} C H_{2} O H$

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A chalk box exhibits

A. cubic geometry

B. monoclinic geometry

C. orthorhombic geometry

D. tetragonal

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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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When an ideal gas undergoes unrestricted expansion, no cooling occurs because the molecules

A. are above inversion temperature

B. exert no attractive force on each other

C. do work equal to loss in kinetic energy

D. collide without loss of energy

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Which of the following contains the same number of atoms as 12 gms: of Magnesium (Atomic weights : Mg = 24, C = 12, Ca = 40)

A. 10 gms of calcium

B. 20 gms of carbon

C. 20 gms of calcium

D. 12 gms of carbon

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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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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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Cubic close packed arrangement of ions is described as

A. ABC AB ABC.....

B. ABC ABC......

C. AB AB..........

D. ABC CBA...

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One gram molecule of a gas at N.T.P occupies 22.4 litres. This fact was derived from

A. Benjamin hypothesis

B. Avogadro's hypothesis

C. Dalton's theory

D. Law of atomic volume

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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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Correct gas equation is

A. $\frac{P_{1} V_{1}}{P_{2} V_{2}} = \frac{T_{1}}{T_{2}}$

B. $\frac{V_{1} T_{2}}{P_{1}} = \frac{P_{2} T_{1}}{T_{2}}$

C. $\frac{P_{1} T_{1}}{V_{1}} = \frac{P_{2} T_{2}}{V_{2}}$

D. $\frac{V_{1} V_{2}}{T_{1} T_{2}} = P_{1} P_{2}$

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All gases tend to show ideal behaviour

A. at low temperature and low pressure

B. at high temperature and high pressure

C. at high temperature and low pressure

D. at low temperature and high pressure

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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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Sodium chloride has fee structure. How many $N a^{+}$ and $C l^{-}$ ions are there in the unit cell?.

A. 6 and 6

B. 4 and 4

C. 1 and 1

D. 6 and 4

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If the temperature and pressure remain unchanged the volume of $O_{2}$ obtained by the decomposition of a certain volume of $S O_{2}$ will be

A. Triple the volume of $S O_{2}$

B. Half the volume of $S O_{2}$

C. Equal to the volume of $S O_{2}$

D. One third the volume of $S O_{2}$

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The number of atoms in 0.004 gm of magnesium is close to

A. 36x $^{10^{5}}$

B. $^{10^{20}}$

C. 5 x $^{10^{20}}$

D. 6.02 x $^{10^{23}}$

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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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Boltzmann constant is given by

A. R

B. R+N

C. R:N

D. R-N

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The ratio of RMS velocity to average velocity of a gas molecule at a particular temperature is

A. 1.086:1

B. 1:1.086

C. 2 :1.086

D. 1.086 : 2

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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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In a unit cell of cesium chloride the arrangement of cesium ions is

A. face centred cubic

B. hexagonal close packed

C. body centred cubic

D. simple cubic

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The number of molecules is 4.25 g of ammonia are approximately

A. 3.5 x $^{10^{23}}$

B. 2.5 x $^{10^{23}}$

C. 1.5 x $^{10^{23}}$

D. 0.5 x $^{10^{23}}$

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Three dimensional array of points in space is called

A. unit cell

B. crystal lattice

C. micro-crystal

D. None of these

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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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The average kinetic energy of the molecule of $S O_{2}$ (moL wt. = 64) at 27°C is E. Then the average kinetic energy of $C O_{2}$ at 27°C is

A. $\frac{E \times 64}{44}$

B. $\frac{E \times 44}{64}$

C. E

D. 22E

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In a close packed arrangement of N spheres, the number of octahedral holes are

A. N

B. 2N

C. 4N

D. 8N

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What is the vapour pressure of benzoyl chloride at its boiling point (197°C)?

A. 760 torr

B. 380 torr

C. 197 torr

D. None of these

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The space occupied by spheres in ccp arrangement is

A. 74.06%

B. 68.05%

C. 60.4%

D. 52.4%

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The vapour density of pure ozone would be

A. 32

B. 8

C. 12

D. 24

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The molecular velocity of any gas is

A. proportional to absolute temperature

B. proportional to the square root of absolute temperature

C. independent of temperature

D. proportional to die square of absolute temperature

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One mole of gas is defined as

A. The number of molecules in 22.4 litres of gas at S.T.P

B. The number of molecules contained | in 6 grams of 12 C isotope

C. The number of molecules in one formula weight of gas

D. The number of molecules in litre of gas

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Accepted Answer

D.

H O C H_{2} C H_{2} O H

Which of the following should be most viscous?

Correct Answer :

Show all State of Matter MCQ

Related Questions

A chalk box exhibits

The critical temperature of a substance is defined as

When an ideal gas undergoes unrestricted expansion, no cooling occurs because the molecules

Which of the following contains the same number of atoms as 12 gms: of Magnesium (Atomic weights : Mg = 24, C = 12, Ca = 40)

What types of forces are present in molecular solids?

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

Cubic close packed arrangement of ions is described as

One gram molecule of a gas at N.T.P occupies 22.4 litres. This fact was derived from

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

Correct gas equation is

All gases tend to show ideal behaviour

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

Sodium chloride has fee structure. How many $N a^{+}$ and $C l^{-}$ ions are there in the unit cell?.

If the temperature and pressure remain unchanged the volume of $O_{2}$ obtained by the decomposition of a certain volume of $S O_{2}$ will be

The number of atoms in 0.004 gm of magnesium is close to

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

Boltzmann constant is given by

The ratio of RMS velocity to average velocity of a gas molecule at a particular temperature is

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

In a unit cell of cesium chloride the arrangement of cesium ions is

The number of molecules is 4.25 g of ammonia are approximately

Three dimensional array of points in space is called

The relation between molecular wt. and vapour density is

The average kinetic energy of the molecule of $S O_{2}$ (moL wt. = 64) at 27°C is E. Then the average kinetic energy of $C O_{2}$ at 27°C is

In a close packed arrangement of N spheres, the number of octahedral holes are

What is the vapour pressure of benzoyl chloride at its boiling point (197°C)?

The space occupied by spheres in ccp arrangement is

The vapour density of pure ozone would be

The molecular velocity of any gas is

One mole of gas is defined as

Also checkout

Which of the following should be most viscous?

Correct Answer :

Show all State of Matter MCQ

Related Questions

A chalk box exhibits

The critical temperature of a substance is defined as

When an ideal gas undergoes unrestricted expansion, no cooling occurs because the molecules

Which of the following contains the same number of atoms as 12 gms: of Magnesium (Atomic weights : Mg = 24, C = 12, Ca = 40)

What types of forces are present in molecular solids?

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

Cubic close packed arrangement of ions is described as

One gram molecule of a gas at N.T.P occupies 22.4 litres. This fact was derived from

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

Correct gas equation is

All gases tend to show ideal behaviour

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

Sodium chloride has fee structure. How many Na+ and Cl- ions are there in the unit cell?.

If the temperature and pressure remain unchanged the volume of O2obtained by the decomposition of a certain volume of SO2 will be

The number of atoms in 0.004 gm of magnesium is close to

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

Boltzmann constant is given by

The ratio of RMS velocity to average velocity of a gas molecule at a particular temperature is

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

In a unit cell of cesium chloride the arrangement of cesium ions is

The number of molecules is 4.25 g of ammonia are approximately

Three dimensional array of points in space is called

The relation between molecular wt. and vapour density is

The average kinetic energy of the molecule of SO2 (moL wt. = 64) at 27°C is E. Then the average kinetic energy of CO2 at 27°C is

In a close packed arrangement of N spheres, the number of octahedral holes are

What is the vapour pressure of benzoyl chloride at its boiling point (197°C)?

The space occupied by spheres in ccp arrangement is

The vapour density of pure ozone would be

The molecular velocity of any gas is

One mole of gas is defined as

Also checkout

Sodium chloride has fee structure. How many $N a^{+}$ and $C l^{-}$ ions are there in the unit cell?.

If the temperature and pressure remain unchanged the volume of $O_{2}$ obtained by the decomposition of a certain volume of $S O_{2}$ will be

The average kinetic energy of the molecule of $S O_{2}$ (moL wt. = 64) at 27°C is E. Then the average kinetic energy of $C O_{2}$ at 27°C is