Question

18. Read the following and answer any four questions from 18 (i) to 18 (v)

4M

A stable solution in which solutions in which particle do not settle, if we leave the solution for some time. This is

because the particles of stable solution are homogenously mixed.



18(1) Which of the following statement is true?

a) Homogenous mixtures have variable composition

b) Homogenous mixtures have fixed composition.

c) Heterogenous mixtures have fixed composition.

d) Salt solution is a heterogenous mixture.

18(2) Which of the following is more stable?

a) True solution

b) Colloidal solution

c) Milk

d) Suspension

18(3) Which of the following is not a mixture

a) Soap solution

b) Blood

c) Coal

d) Carbon dioxide

18(4) Which of the following are homogenous in nature

i)Ice ii) Wood iii) Soil iv) Air

a) i & iii

b) ii & iv

c) i & iv

d) iii & iv

18(5) A sample contains two substances and has uniform properties. The sample is:

(a) A compound

(b) A heterogeneous mixture

(c) An element

(d) A homogeneous mixture

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i mean we should let bts members to go military training
the training is for one year :(
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Answer 1

Your Answer.....a.b......

No wayyyyy.....No going to military.....Can u live 1 year without them....

Answer 2

Answer:

2. suspensions

3. CO2 is not a mixture, its a compound.

4. air and ice

5.a homogeneous mixture