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The nature of charge on resulting colloidal particles when FeCl3 is added to excess of hot water is :

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+1 vote
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in Chemistry by (26.2k points)

The nature of charge on resulting colloidal particles when FeCl3 is added to excess of hot water is :

(1) Positive

(2) Sometimes positive and sometimes negative

(3) Neutral

(4) Negative

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1 Answer

+2 votes
by (26.8k points)

(1) Positive

If FeCl3 is added to hot water, a positively charged sol, hydrated ferric oxide is formed due to adsorption of Fe3+ ions.

Fe2O3. xH2O/Fe3+

Positively charged.

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