Question

47. Oxygen is absent in
(A) kerosene
(B) glass
(C) soil
(D) cement
(E) None of the above/More than one of the above

Answer 1

Answer:

kerosene does not contain oxygen

it consumes oxygen from air.

Answer 2

Answer:

Kerosene.

Explanation:

There is no oxygen in the Kerosene as it gets oxygen from the air.  

In soil, there is excess of oxygen that is used for breathing by many bacterias and in decomposition. It is dangerous for many anaerobic.

In the glass, Oxygen makes ionic bonds to give it proper shape and color.

In cement, Oxygen is the most important component. As it is used as a binder in concrete to give it a clay look. Without oxygen, hydrogen turns into a gaseous state.