Chemistry
Grade-8
Easy
Question
Match the entries of Column A with those of Column B.
- (a) – (i), (b) – (ii), (c) – (iii), (d) – (iv)
- (a) – (iii), (b) – (i), (c) – (iv), (d) – (ii)
- (a) – (i), (b) – (iii), (c) – (ii), (d) – (iv)
- (a) – (iii), (b) – (i), (c) – (iv), (d) – (ii)
Hint:
Use the basic concepts of carbon.
The correct answer is: (a) – (iii), (b) – (i), (c) – (iv), (d) – (ii)
(a) washing soda - (iii) Na2CO3
(b) volcanic gases - (i) carbon monoxide
(c) food nutrients - (iv) carbohydrates
(d)pure carbon - (ii) diamond
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