Question

Which of the following elements will produce an oxide that will dissolve in water and form an acid
(a)carbon
(b)calcium
(c)chromium
(d)copper

Answer 1

Answer:

A) Carbon

Explanation:

We know that non metal oxides are acidic in nature and Carbon is a non metal.

The chemical equation :

C + 0₂ -> CO₂

CO₂ + H₂O -> H₂CO₃ ( ie. Carbonic Acid which is used in soft drinks)