All matter can be split into tiny units called:

A molecule can be further broken into still smaller units called:

In which of the following, the molecules are separated by large empty spaces?

Choose the one which has no definite shape or volume?

Which of the following is soluble in water?

In which of the following, the molecules are very close to each other?

Which is a permanent change which cannot be reversed?

Which of the following liquids dissolve in water?

Which one of the following always in a state of motion?

In which of the following, the molecules are less closely packed?