MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Area and Volume Expansion

When a chalk ...

Question

When a chalk piece is immersed in water bubbles are emitted,why?

Open in App

Solution

There are small pores in the chalk which act as capillaries. These capillaries are filled with air.
So, when the chalk is put in water the air inside it is released in the form of bubbles.

Suggest Corrections

thumbs-up

4

Similar questions

Q. When a chalk stick is immersed in water, bubbles are emitted. Why?

Q. When electrodes are immersed in water and electricity is passed, the bubbles formed on the negative terminal is _________ gas.

When electrodes are immersed in water and electricity is passed, in which electrode hydrogen and oxygen bubbles arises?
[2 MARKS]

Q. Why does a piece of cotton cloth get charred when immersed in concentrated sulphuric acid?

Q. If electrodes are immersed in water and a current was passed, bubbles of ___________ and __________ are produced.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Thermal Expansion

PHYSICS

Watch in App

explore_more_icon

Explore more

Area and Volume Expansion

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon