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

Question

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

C. E

D. 22E

Correct Answer :

C. E

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Comment

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

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The molecular velocity of any gas is

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An example of covalent solid is

B. NaCl

C. Copper

D. $C O_{2}$

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

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In the gas equation PV = xT, x is a constant. The value of the constant depends upon

Discuss this answer

The best electrical conductor of the following is

B. Si(s)

Discuss this answer

Which compound possesses greatest lattice energy?

A. LiF

B. NaF

C. KF

D. CsF

Discuss this answer

From the Dulong and Petit's law atomic weight is given by which one of the following relations?

Discuss this answer

In a solid atoms A are arranged in ccp array. Atoms B occupy all the octahedral voids and half the tetrahedral voids. The formula of the compound is expected to be

A. $A B_{2}$

B. $A B_{3}$

D. $A_{2} B$

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A liquid of density 1.742 g $c m^{- 3}$ is observed to show a capillary rise of 73 mm in a tube of radius 0.65 mm. Then the surface tension of the liquid is

Discuss this answer

Match box has the symmetry of which of the following systems?

A. Cubic

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Avogadro stated that under similar conditions of temperature and pressure equal volumes of all gases contain equal number of

A. atoms

D. ions

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How many moles of water are present in 180 gm. of water ?

A. 11

B. 5

C. 90

D. 21

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The number of N2 molecules present in 28 nitrogen is

A. 2 x 10

Discuss this answer

Which of the following statement wrong?

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A vessel containing 10 litre of air at atmospheric pressure is connected to an evacuated 9 litre vessel The resulting pressure will be

A. 2 atm

B. 31 atm

Discuss this answer

Kinetic gas equation is, PV =...

A. nRT

Discuss this answer

A balloon filled with ethane is pricked up with sharp point and quickly plunged into a tank of hydrogen at the same pressure. After some time balloon will

Discuss this answer

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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Number of molecules of carbon dioxide present in 44 gm $C O_{2}$ is

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Which one of the following contains same number of molecules as 4.4 gm of carbon dioxide (mol. wt. of $C O_{2}$ = 44, Mol, wt. of $S O_{2}$ = 64)?

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Volume occupied by 4.4 gift of carbon dioxide is

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What types of forces are present in molecular solids?

Discuss this answer

Which of the following should be most viscous?

Discuss this answer

The ionic radii of $M g^{+ 2}$ and $O^{- 2}$ are 0.66 $\overset{°}{A}$ and 1.40 $\overset{°}{A}$ , respectively. The most probable type of gteometry exhibited by MgO on the basis of radius ratio rule is

Discuss this answer

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

Discuss this answer

The number of molecules of $C O_{2}$ present in 44 gms. of $C O_{2}$ is

Discuss this answer

Kinetic theory of gases postulates :

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The electrical conductivity of metals is of the order of

Discuss this answer

The vapour density of a gas is 11.2. The volume occupied by 2.4 g of the gas at S.T.P wil be

Discuss this answer

Answer 1

A.

\frac{E \times 64}{44}

Answer 2

B.

\frac{E \times 44}{64}

Answer 3

A. One gram equivalent

Answer 4

B. One gram atomic weight

Answer 5

C. One gram atom

Answer 6

D. One gram molecule

Answer 7

A. proportional to absolute temperature

Answer 8

B. proportional to the square root of absolute temperature

Answer 9

C. independent of temperature

Answer 10

D. proportional to die square of absolute temperature

Answer 11

A. diamond

Answer 12

A. at high temperature and low pressure

Answer 13

B. at low temperature and high pressure

Answer 14

C. at high temperature and high pressure

Answer 15

D. at low temperature and low pressure

Answer 16

A. the quantity of gas

Answer 17

B. the quality of gas

Answer 18

C. type values of T and P

Answer 19

D. None of these

Answer 20

A.

C O_{2}

(s)

Answer 21

C. NaCl (fused)

Answer 22

D.

B r_{2}

(I)

Answer 23

A. 6.41 sp. heat

Answer 24

B. 6.4/sp. heat

Answer 25

C. sp. heat/6.4

Answer 26

D. sp. heat/6.4 x 2

Answer 27

C.

A_{2} B_{3}

Answer 28

A. 4.1 x

^{10^{- 2}}

dynes

c m^{- 1}

Answer 29

B. 4.1 x

10^{3}

dynes

c m^{- 1}

Answer 30

C. 7.1 x

10^{- 3}

dynes

c m^{- 1}

Answer 31

D. None of these

Answer 32

B. Orthorhombic

Answer 33

C. Tetragonal

Answer 34

D. Monoclinic

Answer 35

B. molecules

Answer 36

C. electrons

Answer 37

B. 6 x

^{10^{22}}

Answer 38

C. 6 x

^{10^{23}}

approximately

Answer 39

D. 5 x

^{10^{30}}

approximately

Answer 40

A. In solid state molecules, atoms or ions are held with a strong force of attraction and are in a fixed position

Answer 41

B. In liquid state the molecules, atom or ions are held with a strong force and have a restricted motion

Answer 42

C. In gaseous states, the molecules are randomly arranged and are apart from each other

Answer 43

D. Solid, liquid and gaseous states have different movement is particles

Answer 44

C. 0.526 atm

Answer 45

D. 52.6 atm

Answer 46

B.

\frac{3}{3}

RT

Answer 47

C.

m n^{1} c^{2}

Answer 48

D.

\frac{1}{3} m n c^{2}

Answer 49

A. be enlarged

Answer 50

B. be collapse

Answer 51

C. remain unchanged in size

Answer 52

D. have half its volume of the gas

Answer 53

A. 12 x

^{10^{23}}

approximately

Answer 54

B. 3 x

^{10^{10}}

approximately

Answer 55

C. 6 x

^{10^{10}}

approximately

Answer 56

D. 3 x

^{10^{23}}

approximately

Answer 57

A. 64 gm of sulphur dioxide

Answer 58

B. 4.4 gm of sulphur dioxide

Answer 59

C. 6.4 gm of sulphur dioxide

Answer 60

D. 3.2 gm of sulphur dioxide

Answer 61

A. 4.4 litres

Answer 62

B. 2.24 litres

Answer 63

C. 22.4 litres

Answer 64

D. 4.48 litres

Answer 65

A. electrovalent bonds

Answer 66

B. hydrogen bonds

Answer 67

C. metallic bonds

Answer 68

D. Van der Waal's forces

Answer 69

A.

C H_{3} O H

Answer 70

B.

C H_{3} C H_{2} O H

Answer 71

C.

C H_{3} O C H_{3}

Answer 72

D.

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

Answer 73

A. NaCl type

Answer 74

B. CsCl type

Answer 75

C. ZnS type

Answer 76

D. Boron oxide type

Answer 77

A. Triple the volume of

S O_{2}

Answer 78

B. Half the volume of

S O_{2}

Answer 79

C. Equal to the volume of

S O_{2}

Answer 80

D. One third the volume of

S O_{2}

Answer 81

A. 6 x

^{10^{23}}

approx

Answer 82

B.

10^{30}

approx

Answer 83

C. 3 x

^{10^{10}}

approx

Answer 84

D. 12 x

^{10^{23}}

approx

Answer 85

A. The molecules in a gas are in stationary state

Answer 86

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

Answer 87

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

Answer 88

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

Answer 89

A.

10^{12} o h m^{- 1} c m^{- 1}

Answer 90

B.

10^{8} o h m^{- 1} c m^{- 1}

Answer 91

C.

10^{2} o h m^{- 1} c m^{- 1}

Answer 92

D.

10^{- 6} o h m^{- 1} c m^{- 1}

Answer 93

A. 2.4 litres

Answer 94

B. 3.6 litres

Answer 95

C. 2.24 litres

Answer 96

D. 11.2 liters

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

Correct Answer :

Show all State of Matter MCQ

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An example of covalent solid is

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

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The best electrical conductor of the following is

Which compound possesses greatest lattice energy?

From the Dulong and Petit's law atomic weight is given by which one of the following relations?

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A liquid of density 1.742 g cm-3 is observed to show a capillary rise of 73 mm in a tube of radius 0.65 mm. Then the surface tension of the liquid is

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Avogadro stated that under similar conditions of temperature and pressure equal volumes of all gases contain equal number of

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Which of the following statement wrong?

A vessel containing 10 litre of air at atmospheric pressure is connected to an evacuated 9 litre vessel The resulting pressure will be

Kinetic gas equation is, PV =...

A balloon filled with ethane is pricked up with sharp point and quickly plunged into a tank of hydrogen at the same pressure. After some time balloon will

The limiting radii ratio for the tetrahedral geometry is

Number of molecules of carbon dioxide present in 44 gm CO2 is

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What types of forces are present in molecular solids?

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Number of molecules of carbon dioxide present in 44 gm $C O_{2}$ is

Which one of the following contains same number of molecules as 4.4 gm of carbon dioxide (mol. wt. of $C O_{2}$ = 44, Mol, wt. of $S O_{2}$ = 64)?

The ionic radii of $M g^{+ 2}$ and $O^{- 2}$ are 0.66 $\overset{°}{A}$ and 1.40 $\overset{°}{A}$ , respectively. The most probable type of gteometry exhibited by MgO on the basis of radius ratio rule is

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 molecules of $C O_{2}$ present in 44 gms. of $C O_{2}$ is