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NEETChemistrys Block Elements

What ion is formed when aluminium hydroxide dissolves in excess of alkali?

Options

  1. AAluminate ion, [Al(OH) 4 ]-
  2. BAluminiumate ion, [Al(OH) 3 ]-
  3. CAluminium hydroxylate ion, [Al(OH) 2 ]-
  4. DAlumide ion, [Al 2 (OH) 3 ]-

Correct answer

A. Aluminate ion, [Al(OH) 4 ]-

Step-by-step solution

Aluminium hydroxide dissolves in excess of alkali to give aluminate ion, [Al(OH) 4 ]-.

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