State Which of the Following Statement is True Or False. If False Write the Correct Statement. Solids Are Highly Compressible and Rigid. - Chemistry

Advertisements
Advertisements
MCQ
True or False

State which of the following statement is true or false. If false write the correct statement.

Solids are highly compressible and rigid.

Options

  • True

  • False

Advertisements

Solution

This statement is False.

Explanation:

Solids are highly incompressible and rigid.

  Is there an error in this question or solution?
Chapter 3: Matter - Additional Questions for Practice

APPEARS IN

Selina Class 6 Selina Concise Chemistry
Chapter 3 Matter
Additional Questions for Practice | Q 13.1

RELATED QUESTIONS

Suggest a method to liquefy atmospheric gases.


What is the physical state of water at 25°C.


What do you mean by the change of state? Write the flow chart showing the complete cycle of change of state.


Mention a change which is always


What do you observe when :

water is boiled


State whether the following is physical or chemical changes.

heating of water —


Tick (√) the correct alternative from the choice given for the following statement.

When you put some ice cubes in a glass, droplets of water are formed on the outer wall of the glass. This explains the phenomenon of


Tick (√) the correct alternative from the choice given for the following statement.

When we add water to the following substances, which one will show a chemical change?


Tick the most appropriate answer.

Melting of ice is a


Dissolving salt in water is a reversible change.


Ripening of fruits is a desirable change.


Give an example of desirable change which can also be undesirable.


Fill in the following blank with suitable words :

Temp on Kelvin scale = Temp on Celsius scale + ........................


Which contains more heat, 1 kg of ice of 0° C or 1 kg of water at 0° C ? Give reason for your answer.


Explain why, there is no rise in temperature of a substance when it undergoes a change of state though heat is supplied continuously.


Define 'melting point' of a substance ? What is the melting point of ice


How does applying pressure (or compression) help in the liquefaction of a gas ?


How does perspiration or sweating help keep our body cool on a hot day ?


If the temperature of an object is 268 K, it will be equivalent to :


The latent heat of vaporisation of water is :


Match the following:

Column A Column B
(a) Evaporation of water (i) Non-periodic change
(b) Milk turning sour (ii) Periodic change
(c) Earthquake (iii) Chemical change
(d) Change of seasons (iv) Physical change
(e) Glowing of bulb (v) Reversible change

Define Intermodular force of attraction


Define: cohesive force


Define the following terms:  Melting point


Define the following terms: Liquefaction


How does a liquid changes into its gaseous state? Explain


What happens to a metal ball when it is heated? What does this show?


Why does a candle become smaller on burning with time?


Name the phenomenon which causes the following changes:

Disappearance of camphor when exposed to air


Explain the term condensation


State which of the following statement is true or false. If false write the correct statement.

Atoms/molecules in gases move only about their own positions.


In the paragraph below, write ‘solid’, ‘liquid’ or ‘gas’ in each of the brackets depending on the substance referred to just before.

On a bright sunny day, Riya and Gargi are playing with a ball ( ) in the park. Gargi feels thirsty. So, Riya brings tender coconut water ( ) for her. At the same time, a strong breeze ( ) starts blowing and it also begins to rain ( ). They run back into the house ( ), change their clothes ( ), and then their mother gives them a cup ( ) of hot milk ( ) to drink.


Discuss.

Halima picks up a small stone from the ground and puts it in the water in a dish. Does the shape of the stone change?


Write the properties of this substance.

Water


What is it made from? Why?

A sickle to cut sugarcane.


What is it made from? Why?

The sheets used for roofing.


What will happen if....? And why?

Rubber is not fitted on a pair of tongs.


What will happen if....? And why?

An axe is made of rubber.


Who am I?

I have no shape whatsoever!


Why does this happen?

Coconut oil thickens in winter.


Why does this happen?

Kerosene left open in a dish disappears.


Photosynthesis is a natural process by which green plants manufacture food in the presence of sunlight.

Are any new products formed during the above process.


State whether the following statement is true or false. If false write the correct statement.

During a chemical change the composition of the original substance is not altered and the change is irreversible.


Fill in the blank with the correct word of the statement given below:

Sublimation is _______ a change of state of matter.


Fill in the blanks with the correct words of the statement given below:

During sublimation, a solid on heating turns directly into _________ and on cooling back to __________.


Matter in any state is composed of small particles – molecules, atoms, or ions. Differentiate the terms above in Italics.


State which of the three states of matter Le. solids, liquids or gases – have

(a) No definite volume
(b) A definite shape
(c) High density
(d) No free surfaces
(e) Particles – which diffuse very easily.


Draw a labelled schematic diagram representing the terms (a) to (e) involved in the inter-conversion of matter.


Select the correct answer from A, B, C, D & E for the statement given below:

The state of matter which has ___________ least density & no free surfaces.


With reference to the liquid state of matter – answer the following

The heat energy supplied to the liquid is absorbed by its molecule & stored as which form of energy.


With reference to the liquid state of matter – answer the following

At what point will the particles become free and escape as a gas.


Complete the statement by filling the blank with the correct word given below.

Conversion of vapour [or gas] into a liquid is termed ____________.


Give the reason for the following 

Solids cannot be compressed, but gases are highly compressible.


Give the reason for the following 

On heating a sublimable solid, the molecules break free & escape from the surface of the solid directly into vapour.


Complete the blank with reference to interconversion of matter on the basis of kinetic theory-with the word ‘increase’, ‘decreases’, ‘gain’, ‘lose’, or ‘overcome’ in the following case.

During liquefaction, the particles ________ energy.


Share
Notifications



      Forgot password?
Use app×