1.

Freshly prepared ferric chloride is treated with excess of hot water.​

Answer»

Answer:

If FeCl3 is added to excess of HOT water, a postively CHARGED SOL of hydrated ferric oxide is FORMED due to adsorption of Fe3+ ions. However, when ferric chloride is added to NaOH, a negatively charged sol is obtained with adsorption of OH- ions.

Explanation:

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