Chapter 2

NCERT
Class 9
Science
Solutions
10. Classify the following into elements, compounds and mixtures.

Question:

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) Carbondioxide

(m) Blood.

Answer:

Classification of the given substances into elements compounds and mixtures:

Elements: Sodium, Silver, Tin, and Silicon.

Compounds: Calcium carbonate, Methane, and Carbon dioxide.

Mixtures: Soil, Sugar solution, Coal, Air, Soap and Blood.

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