Everything Science Grade 10

CHAPTER 25. EXERCISE SOLUTIONS 25.2

Classification of matter ESAIA

End of chapter exercises ESAIB

1. a

2. a

3. (a)compound

(b)compound

(c)heterogeneous

mixture

(d)solution

(e)solution

(f)compound

(g)element

(h)solution

4. (a)D

(b)A

(c)E

(d)B

(e)C

5. (a)use a magnet

(b)magnetism

6. (a)Ag

(b)KBr

(c)CO 2

7. (a)sodium bromide

(b)barium sulphate

(c)sulphur dioxide

(d)sulphuric acid

8. (a) FeSO 4

(b)BF 3

(c) KMnO 4

(d)ZnCl 2

9. (a) friction

(b)durable

(c) durable

(d)shiny

(e) easily moulded

(f)fibrous

States of matter and the

KMT

ESAIC

End of chapter exercises ESAID

1. (a)sublimation

(b)evaporation

2. (a)see definition

(b)liquid to gas

3. see definition

4. (a) solid, solid, gas,

solid, gas, solid

(b) carbon

(c) helium

5. solid liquid gas

Chemistry: Chemical systems 485