Matter Quiz | Matter Objective Type Questions and Answers

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Questions
21 By which technique salt is obtained from sea-water?
A Evaporation
B Chromatography
C Filtration
D Distillation

Answer: Evaporation
22 CO2 can be easily liquified and even solidified because
A It has comparatively more force of attraction than other gases
B It is present in atmosphere
C It has weak forces of attraction
D All of the above

Answer: It has comparatively more force of attraction than other gases
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23 Bose-Einstein Condensate have
A Highest kinetic energy
B High kinetic energy
C Very low kinetic energy
D None of these

Answer: Very low kinetic energy
24 The quantity of matter present in an object is called its:
A Mass
B Density
C Weight
D Gram

Answer: Mass
25 The boiling point of water on Celsius and Kelvin scale respectively is:
A 100, 373
B 273, 373
C 373, 273
D 0, 273

Answer: 100, 373
26 When we put some crystals of potassium permanganate in a beaker containing water, we observe that after sometime whole water has turned pink. This is due to:
A Diffusion
B Boiling
C Sublimation of crystals
D Melting of potassium permanganate crystals

Answer: Diffusion
27 The state of matter which consists of super energetic particles in the form of ionized gases is called:
A Plasma state
B Gaseous state
C Liquid state
D Bose- Einstein condensate

Answer: Plasma state
28 Which of the following describes the liquid phase?
A It has a definite volume but not a definite shape
B It has a definite shape but not a definite volume
C It has a definite shape and a definite volume
D It has neither a definite shape nor a definite volume

Answer: It has a definite volume but not a definite shape
29 Boyle’s law states that the:
A Pressure of a gas is inversely proportional the volume at constant temperature
B Volume is directly proportional to the temperature at constant pressure
C Pressure of a gas is directly proportional to the temperature at constant volume
D None of these

Answer: Pressure of a gas is inversely proportional the volume at constant temperature
30 Non- reacting gases have a tendency to mix with each other. This phenomenon is known as:
A Effusion
B Explosion
C Chemical reaction
D None of these

Answer: Effusion
31 What is the term used to describe the phase change of a liquid to a gas?
A Condensation
B Melting
C Boiling
D None of the above

Answer: Boiling
32 What s the term used to describe the phase change as a liquid becomes a solid?
A Freezing
B Condensation
C Evaporation
D None of the above

Answer: Freezing
33 Which has the least energetic molecules?
A Liquids
B Gases
C Plasmas
D Solids

Answer: Solids
34 Out of the following which is the densest state of matter?
A Plasmas
B Liquids
C Gases
D Solids

Answer: Solids
35 Name the particles which make up matter?
A Atoms
B Non metals
C Metalloids
D Metals

Answer: Atoms
36 Particles of matter have following characteristics:
A They are very small
B They attract each other
C They constantly move
D All of the above

Answer: All of the above
37 For dryness why crystallisation is a better technique than evaporation?
A Impurities get removed
B Solid gets charged
C Decomposition of solid takes place
D All of the above

Answer: Impurities get removed
38 The process in which heat is required to convert a liquid into the vapour state is known as:
A Latent heat of Vaporisation
B Condensation
C Evaporation
D Melting

Answer: Latent heat of Vaporisation
39 Which of the following has heighest kinetic energy?
A Particles of steam at 100 °C
B Particles of water at 100 °C
C Particles of ice at 0 °C
D Particles of water at 0 °C

Answer: Particles of steam at 100 °C
40 Which of the following does not affect rate of evaporation?
A Insoluble heavy impurities
B Wind speed
C Surface area
D Temperature

Answer: Insoluble heavy impurities

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