Question

Fill in the blanks :

(a) ___ product when carbon is burnt in a limited supply of air or oxygen.

(b) Carbon monoxide burns in air with a ___ flame to form carbon dioxide.

(c) Carbon monoxide is a product of ___ combustion

(d) A mixture of 95$\%$ oxygen and 5$\%$ carbon dioxide is called ___

(e) Carbon monoxide is used as a ___ in the extraction of pure metals from their corresponding ores.

Answer 1

(a) Carbon monoxide is formed when carbon is burnt in a limited supply of air or oxygen.
(b) Carbon monoxide bums in the air with a pale blue flame to form carbon dioxide.
(c) Carbon monoxide is a product of incomplete combustion.
(d) A mixture of 95% oxygen and 5% carbon dioxide is called carbogen
(e) Carbon monoxide is used as a reducing agent in the extraction of pure metals from their corresponding ores.