A piece of metallic sodium is added to liquid ammonia.blue colour is observed.What is the reason for this?

A piece of metallic sodium is added to liquid ammonia.What is the observation?

A piece of metallic sodium is added to liquid ammonia.What happens when the solution is kept for some time?

A student is doing an experiment in the laboratory using sodium. Suddenly, a piece of sodium falls into liquid ammonia. What is the reason for the change?

A student is doing an experiment in the laboratory using sodium. Suddenly, a piece of sodium falls into liquid ammonia. What change can you observe in liquid ammonia?

Alkali metals dissolve in liquid ammonia to give blue coloured solutions. Why?

When Zn rod is dipped in CuSO_4 solutions, Zn rod become blue. What is the reason for this?

A student is doing an experiment in the laboratory using sodium. Suddenly, a piece of sodium falls into liquid ammonia. (a) What changes can you observe in liquid ammonia? (b) What is the reason for the change? (c) If the solution is kept for a long time it is changed into bronze colour. Why?

When an alkali metal dissolves in liquid ammonia the solution can acquire different colours. Explain the reasons for this type of colour change

The alkali metals and their salts impart characteristic colour to an oxidising flame.What is the reason for this?

When sodium metal dissolves in liquid ammonia, it gives a deep blue coloured solution. Explain the reason.