Question

1) The arrangement of constituent particles is most ordered in
a) Solid state
b) liquid state
b) Gaseous state
d) all of these
2) The property of liquids and gases by which they can flow is called
a) Temperature
b) compressibility
b) Rigidity
d) fluidity
3) A pure chemical substance has
a) Homogeneous composition
b) Non-uniform properties
c) Both a and b
d) none of these
4) Which of the following is not correct about the colloids
a) They are quite stable b) they show tyndall effect
b) They are homogeneous in nature
c) They cannot be filter by filter paper
5) Which of the following is not correct match with their symbol?
a) Sodium Nab ) Cobalt Co c ) Phosphorus P
d) Iron
6) The maximum number of electron that can be accommodated in M shell
a) 2
c) 18
d) 32
7) Which of the following undergoes sublimation?
a) Common salt b) camphor c) sugar d) sand
8) Evaporation of water increases with
a) Decrease in surface area b) increase in humidity c) decrease in
temperature d) increase in wind velocity
9) The molecular mass of X is 106. X can be
1. Caco,
2. SO,
2. Na2CO3
4. Naci
10) Rahul is having a mixture of milk and groundnut oil which can be separated by
a) Sublimation b) evaporation C ) separating funnel d) filtration
b)3​

Answer 1

Answer:

• 2 answer is :A temperature

Answer 2

Answer:

1) (a)

2) (d)

3) (a)

4) (c)

5) (d)

6) (c) 18

7) (b)

8) (d)

9) Na2CO3

10)(c) Separating funnel

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