Question

CLASS ASSIGNMENT 2
1. A substance x has definite volume, no fixed shape and is almost incomprensible. What is the show of the
substance X2
2. Arrange the following in the increasing order of intermolecular force of attraction water.commons
3. A substance has neither a fixed shape nor a fixed volume. Which physical state is described by these propere?
4. In which state of matter, the force of cohesion is minimum? Solid Liquid, Gaseous
5. What are porous solids? Give one example
6. Which of the following physical states has more kinetic energy? loe, Water, water vapour
7. A change in the physical state of any matter can be caused by either of the following
(0) By changing temperature (1) By changing pressure (m) By changng both temperature and pressure
Give one example of each
8. A piece of chalk can be broken into small partides by hammering but a piece of iron cannot be broken into small cardes
by hammering Which property of matter is illustrated by this observation?
9. Fill in the blanks
() The smell of a perfume gradually spreads across a room due to
(n) The arrangernent of particles is less ordered in the state whereas there is no order in the
10. Which of the following statement is not true?
0) Molecules in a solid vibrate about their fixed positions.
(ii) The molecules in a gas etert very little force on each other except during collisions
(ii) Molecules in a gas occupy all the space available.
(iv) Molecules in a liquid are arranged in a regular order.
dillusion
te​

Answer 1

Answer:

This is two I will do it tommorow