What will be the mass of 6.023 x $10^{23}$ molecules of carbon monoxide?

Question

What will be the mass of 6.023 x $10^{23}$ molecules of carbon monoxide?

A. 14 gm

B. 28 gm

C. 16 gm

D. 44 gm

Correct Answer :

D. 44 gm

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Correct gas equation is

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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

Discuss this answer

The pressure of the ideal gas is less than the real gas because of the

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The coordination number of each sphere in hcp arrangement is

A. 12

B. 8

C. 6

D. 4

Discuss this answer

Lattice energy of a solid is high if

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

Discuss this answer

The number of molecules in 4.25 gm of ammonia are approximately

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The relation between molecular wt. and vapour density is

Discuss this answer

Which of the following is an amorphous solid?

A. NaCl

D. Glass

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

6.If the reactants and products both are in gaseous phase they bear a simple ratio in their

C. atoms

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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

Discuss this answer

Chloroform and benzene form a pair of miscible liquids. These can be separated by

Discuss this answer

Which of the following should be most viscous?

Discuss this answer

The molecular weight of a volatile liquid can be determined by

Discuss this answer

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)?

Discuss this answer

Volume occupied by 1 gm equivalent of oxygen at NTP is

Discuss this answer

In a closed packed structure the pattern ABAB...... represents which one of the following:

A. ccp

B. hcp

C. fccp

D. bcc

Discuss this answer

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

Discuss this answer

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

Discuss this answer

Absolute zero is the temperature at which

Discuss this answer

For a given gas at temperature T and pressure P the root mean square velocity (RMS) is C; then at temperature T and pressure 3P the RMS is

B. 3C

C. C/3

D. $C^{3}$

Discuss this answer

The limiting radii ratio for the tetrahedral geometry is

A. 0.155

B. 0.444

C. 0.732

D. 0.225

Discuss this answer

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:

Discuss this answer

A chalk box exhibits

Discuss this answer

The ionic radii of $R b^{+}$ and $B r^{-}$ ions are 1.47 $\overset{°}{A}$ and 1.95 $\overset{°}{A}$ , respectively. The most probable type of geometry exhibited by RbBr on the radius ratio rule is

Discuss this answer

In anti-fluorite structure the negative ions

Discuss this answer

Volume occupied by 4.4 gift of carbon dioxide is

Discuss this answer

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

A. 11

B. 5

C. 90

D. 21

Discuss this answer

If the tetrahedral sites in ccp arrangement of negative ions (Y) were half filled with cation (X), the empirical formula of the compound would be

A. $X_{2} Y$

B. XY

C. $X Y_{2}$

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Answer 1

A.

\frac{P_{1} V_{1}}{P_{2} V_{2}} = \frac{T_{1}}{T_{2}}

Answer 2

B.

\frac{V_{1} T_{2}}{P_{1}} = \frac{P_{2} T_{1}}{T_{2}}

Answer 3

C.

\frac{P_{1} T_{1}}{V_{1}} = \frac{P_{2} T_{2}}{V_{2}}

Answer 4

D.

\frac{V_{1} V_{2}}{T_{1} T_{2}} = P_{1} P_{2}

Answer 5

A. increase in the number of collisions

Answer 6

B. volume occupied by the molecules

Answer 7

C. inter-molecular attraction

Answer 8

D. finite size of molecules

Answer 9

A. the radii of the ions are large

Answer 10

B. radii of the ions are small

Answer 11

C. charge on the ions are small

Answer 12

D. the ions are neutral

Answer 13

A.

H_{2} + O_{2}

Answer 14

B.

N_{2} + O_{2}

Answer 15

C. NO +

O_{2}

Answer 16

D. Xe + Ar

Answer 17

A.

0.5 \times 10^{23}

Answer 18

B.

1.5 \times 10^{23}

Answer 19

C.

2.5 \times 10^{23}

Answer 20

D.

3.5 \times 10^{23}

Answer 21

A. Molecular wt. =

\frac{2}{3}

V.D.

Answer 22

B. Molecular wt. =

\frac{1}{3}

V.D.

Answer 23

C. Molecular wt. = V.D.

Answer 24

D. Molecualr wt = 2 x V.D.

Answer 25

B.

C a F_{2}

Answer 26

C. Diamond

Answer 27

A. 2.4 litres

Answer 28

B. 3.6 litres

Answer 29

C. 2.24 litres

Answer 30

D. 11.2 liters

Answer 31

A. volumes

Answer 32

B. molecules

Answer 33

D. temperature

Answer 34

A. 1:1:1:1

Answer 35

B. 1:2:2:3

Answer 36

C. 2:1:2:3

Answer 37

D. 3:2:2:1

Answer 38

A. a separating funnel

Answer 39

B. distillation

Answer 40

C. sublimation

Answer 41

D. filtration

Answer 42

A.

C H_{3} O H

Answer 43

B.

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

Answer 44

C.

C H_{3} O C H_{3}

Answer 45

D.

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

Answer 46

A. Dumas' method

Answer 47

B. Victor Meyer's method

Answer 48

C. Cryoscopic method

Answer 49

D. Osmotic pressure

Answer 50

A. 64 gm of sulphur dioxide

Answer 51

B. 4.4 gm of sulphur dioxide

Answer 52

C. 6.4 gm of sulphur dioxide

Answer 53

D. 3.2 gm of sulphur dioxide

Answer 54

A. 22.4 litres

Answer 55

B. 2.24 litres

Answer 56

C. 5.6 litres

Answer 57

D. 11.2 litres

Answer 58

A. 6 x

^{10^{23}}

approx

Answer 59

B.

10^{30}

approx

Answer 60

C. 3 x

^{10^{10}}

approx

Answer 61

D. 12 x

^{10^{23}}

approx

Answer 62

A. 16 litres

Answer 63

B. 36 litres

Answer 64

C. 8 litre

Answer 65

D. 32 litres

Answer 66

A. water freezes

Answer 67

B. all gases become liquid

Answer 68

C. all substances are solid

Answer 69

D. molecular motion ceases

Answer 70

A. Unchanged

Answer 71

A. V(

C O_{2}

) > V(

S O_{2}

)

Answer 72

B. V(

C O_{2}

) = V(

S O_{2}

)

Answer 73

C. V(

S O_{2}

) > V(

C O_{2}

)

Answer 74

D. cannot be predicted

Answer 75

A. cubic geometry

Answer 76

B. monoclinic geometry

Answer 77

C. orthorhombic geometry

Answer 78

D. tetragonal

Answer 79

A. NaCl type

Answer 80

B. CsCl type

Answer 81

C. Zinc blende structure

Answer 82

D. Wurtzite structure

Answer 83

A. occupy tetrahedral voids

Answer 84

B. occupy octahedral voids

Answer 85

C. are arranged in ccp

Answer 86

D. are arranged in hcp

Answer 87

A. 4.4 litres

Answer 88

B. 2.24 litres

Answer 89

C. 22.4 litres

Answer 90

D. 4.48 litres

Answer 91

D.

X_{2} Y_{3}

What will be the mass of 6.023 x $10^{23}$ molecules of carbon monoxide?

Correct Answer :

Show all State of Matter MCQ

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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

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

Absolute zero is the temperature at which

For a given gas at temperature T and pressure P the root mean square velocity (RMS) is C; then at temperature T and pressure 3P the RMS is

The limiting radii ratio for the tetrahedral geometry is

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What will be the mass of 6.023 x 1023 molecules of carbon monoxide?

Correct Answer :

Show all State of Matter MCQ

Related Questions

Correct gas equation is

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

The pressure of the ideal gas is less than the real gas because of the

The coordination number of each sphere in hcp arrangement is

Lattice energy of a solid is high if

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

The number of molecules in 4.25 gm of ammonia are approximately

The relation between molecular wt. and vapour density is

Which of the following is an amorphous solid?

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

6.If the reactants and products both are in gaseous phase they bear a simple ratio in their

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

Chloroform and benzene form a pair of miscible liquids. These can be separated by

Which of the following should be most viscous?

The molecular weight of a volatile liquid can be determined by

Which one of the following contains same number of molecules as 4.4 gm of carbon dioxide (mol. wt. of CO2 = 44, Mol, wt. of SO2 = 64)?

Volume occupied by 1 gm equivalent of oxygen at NTP is

In a closed packed structure the pattern ABAB...... represents which one of the following:

The number of molecules of CO2 present in 44 gms. of CO2 is

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

Absolute zero is the temperature at which

For a given gas at temperature T and pressure P the root mean square velocity (RMS) is C; then at temperature T and pressure 3P the RMS is

The limiting radii ratio for the tetrahedral geometry is

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

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The ionic radii of Rb+ and Br- ions are 1.47 A° and 1.95 A°, respectively. The most probable type of geometry exhibited by RbBr on the radius ratio rule is

In anti-fluorite structure the negative ions

Volume occupied by 4.4 gift of carbon dioxide is

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What will be the mass of 6.023 x $10^{23}$ molecules of carbon monoxide?

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

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 ionic radii of $R b^{+}$ and $B r^{-}$ ions are 1.47 $\overset{°}{A}$ and 1.95 $\overset{°}{A}$ , respectively. The most probable type of geometry exhibited by RbBr on the radius ratio rule is