Question

Now it is clear say the answer

Answer 1

6) solid :book ,needle
liquid: water , oil ,milk , juice
mixture: soft drinks ,milk , soil ,

Answer 2

1 = centrifugation

2 : Molecules = P₄ , O₂ ,Cl₂, O₃, H₂
     Atoms       = Na , Ca , Zn , Mg 

3. Yes ! iodine is a non metal 

4. Distilled water is a pure substance because it is the steam of boiled water.

5. water is not an element is a compound of two elements : Hydrogen and oxygen 

6. solids : gold ,wood ,sand, steel,brick

   liquids : oil, water ,milk , gasoline , blood 

mixtures : brass . bitumen , air 

7 molecules of elements 

H = H₂
cl = cl₂
O = O₂