Question

Burning magnesium (Mg) ribbon is brought in the gas jar of carbon-di-oxide which of
the following is correct?
(i) It keeps on burning

(ii) It gets extinguished

(iii) Although CO2 is non-supporter of combustion but burning magnesium breaks CO2 into

carbon and oxygen, oxygen helps in burning.

(iv) Carbon dioxide is supporter of combustion.

(a) (i) and (iv) (b) (i) and (iii)

(c) (i) and (ii) (d) (iii) and (iv​

Answer 1

Answer:

b

Explanation: