NEETChemistrys Block Elements
What ion is formed when aluminium hydroxide dissolves in excess of alkali?
Options
- AAluminate ion, [Al(OH) 4 ]-
- BAluminiumate ion, [Al(OH) 3 ]-
- CAluminium hydroxylate ion, [Al(OH) 2 ]-
- 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 ]-.