Question

During combustion,
(ii) oxygen is consumed
(iii) carbon dioxide is formed
(iv) oxygen is formed
a) (i) and (ii)
b) (i) and (iii)
c) (ii) and (iv) d) (ii) and (iii)
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Answer 1

Answer:

d one

Explanation:

(ii) & (iii)

Hope it helps you

Answer 2

Answer:

d) (ii) and (iii)

Explanation:

During combustion,

(ii) oxygen is consumed

(iii) carbon dioxide is formed