Q.

Classify the following substances into elements compounds and mixtures:

Matrix:

Column I

Column II

(a) Elements

(i) Calcium carbonate, Methane, and carbon dioxide.

(b) Compounds

(ii) Soil, Sugar solution, Coal, Air, and Seawater

(c) Mixtures

(iii) Sodium, Silver, Tin, and Silicon.


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a

a-ii; b-iii; c-i

b

a-ii; b-i; c-iii

c

a-iii; b-i; c-ii

d

a-i; b-ii; c-iii 

answer is C.

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Detailed Solution

We can classify all these as follows.
        Elements: Sodium, Silver, Tin, and Silicon.
        Compounds: Calcium carbonate, Methane, and carbon dioxide.
        Mixtures: Soil, Sugar solution, Coal, Air and Seawater.
 
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Classify the following substances into elements compounds and mixtures:Matrix:Column IColumn II(a) Elements (i) Calcium carbonate, Methane, and carbon dioxide.(b) Compounds(ii) Soil, Sugar solution, Coal, Air, and Seawater(c) Mixtures(iii) Sodium, Silver, Tin, and Silicon.