Sulphur disappears when boiled with an aqueous alkaline solution of sodium sulphite. Assign reason

Aqueous solution of sodium chloride turns

On adding a drop of barium chloride solution to an aqueous solution of sodium sulphite, white precipitate is obtained. On adding dilute hydrochloric acid to the reaction mixture, white precipitate disappears. Why?

On adding a drop of barium chloride solution to an aquerous solution of sodium sulphite, white precipitate is obtained. What other name can be given to this precipitation reaction?

How will you separate the components of an aqueous solution of sodium chloride ?

Write the balanced chemical equations fo reach of the following reactions: Aqueous solution of sulphuric acid ans sodium hydroxide react to form aqueous solution of sodium sulphate and water.

What happens when an aqueous solution of sodium sulphate reacts with an aqueous solution of barium chloride? State the physical conditions of reactants in which the reaction between them will not take place. Write the balanced chemical equation for the reaction and name the type of reaction.

T/F Aqueous solution of washing soda is alkaline in nature.

Violet colour is obtained when dilute CuSO4 is added in alkaline solution of protein. This test is known as

Explain why an aqueous solution of sodium sulphate is neutral while an aqueous solution of sodium carbonate is basic in nature.