Question

An element X burns in air to form an oxide. This oxide reacts with dilute sulphuric acid to form a salt.

a). What kind of oxide is formed by element X ?

Ans:-

b). What does this tell you about element X ?

Ans:-

c). How can you show that the oxide formed is basic or acidic ?

Answer 1

a)Basic oxide is formed by element X.

b)Element is is a metal.

c)The oxide formed is basic because it gives salt after reacting with acid.