Molecules of gas can fill in the ___ space in which they are ____
Answers
Answer:
Q2) Fill in the blanks
(a) All the molecules of a substance are __________.
(b) The intermolecular spacing is _________in the solids, _________ in liquids and __________ in gases
(c) The molecular motion in liquid and gas is in zig zag path
(d) In a solid, the molecules __________. but they remain at their fixed positions.
(e) The intermolecular forces are the weakest in __________.
(f) A solid exerts pressure __________.
(g) The gases are least ______dense.
(h) A solid is _______ rigid.
Solution :
(a) All the molecules of a substance are identical
(b) The intermolecular spacing is least in the solids, more in liquids and still more in gases
(c) The molecular motion in liquid and gas is in zig zag path
(d) In a solid, the molecules vibrate to and fro but they remain at their fixed positions.
(e) The intermolecular forces are the weakest in gases.
(f) A solid exerts pressure downwards on its base.
(g) The gases are least dense.
(h) A solid is most rigid.