Question

1. Tea is a ______ used in daily lives.
a) Element
b) Compound
c) Liquid
d) Mixture
2. Write the process for separating the following :-
a) Salt from sea water
b) Stone from sand
c) Sulphur podwer from iron filing
3. Write the symbols of the following elements:-
a) Potassium
b) Silicon
c) Iron
d) Gold
e) Mercury
f) Manganese ​

Answer 1

(1) liquid

(2) Salt from sea water

(3) (a) potassium :- k

(b) silicon :- Si

(c) iron :- Fe

(d) Gold :- Au

(e) mercury :- Hg

(f) Manganese :- Mn

Hope it helps you friend......

Answer 2

Answer:

1. d Mixture
2. a - evaporation, b- handpicking, c- magnet (attract iron) and carbon disulphide( mix sulpher in itself)
3. Potassium- K ,Silicon - Si ,Iron - Fe , Gold- Au , Mercury- Hg , Manganese- Mn

Explanation:

1.Tea is a mixture of milk, tea leaves,sugar etc.

2.a) salt from sea water is separated by the method of evaporation in which liquid water vaporised and the solid salt left behind.

b)Stone can easily be separated from sand because of quite large size of stone by handpicking.

c) magnet (attract iron towards itself ) and carbon disulphide( mix sulpher in itself).You can use any one.