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Class 9
Chemistry :-NCERT Solution - Is Matter Around Us Pure

Page No 29:
Question 10:
Classify the following into elements, compounds and mixtures:
(a) Sodium
(b) Soil
(c) Sugar solution
(d) Silver
(e) Calcium carbonate
(f) Tin
(g) Silicon
(h) Coal
(i) Air
(j) Soap
(k) Methane
(l) Carbon dioxide
(m) Blood


Answer:

Elements

(a) Sodium

(d) Silver

(f) Tin

(g) Silicon

Compounds

(e) Calcium carbonate

(k) Methane

(l) Carbon dioxide

Mixtures

(b) Soil

(c) Sugar solution

(h) Coal

(i) Air

(j) Soap

(m) Blood