When excess water is added to sodium aluminat | vedclass

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Question

(A) The chemical reaction for the hydrolysis of sodium aluminate $(NaAlO_2)$ when excess water is added is as follows:$NaAlO_2 + 2H_2O \rightarrow NaO

Vedclass · Accepted Answer

Aluminium hydroxide

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(A) The chemical reaction for the hydrolysis of sodium aluminate $(NaAlO_2)$ when excess water is added is as follows:$NaAlO_2 + 2H_2O \rightarrow NaOH + Al(OH)_3 \downarrow$In this reaction,sodium aluminate reacts with water to produce sodium hydroxide $(NaOH)$ and aluminium hydroxide $(Al(OH)_3)$.The aluminium hydroxide $(Al(OH)_3)$ formed is a white gelatinous precipitate.

When excess water is added to sodium aluminate and stirred continuously,it undergoes hydrolysis to form white gelatinous precipitates of which substance?

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