Question

When freshly precipitated Fe(OH)3 is boiled with water in the presence of few drops of dil. HCl, a hydrated ferric oxide sol is obtained. The method is termed as

Answer 1

Answer:

Freshly prepared ferric hydroxide on treatment with a small amount of ferric chloride in presence of dil hydrochloric acid solution forms a dark reddish brown solution where Ferric chloride acts as a peptizing agent and the process is known as peptization.