The complex compound formed when aluminum dissolves in aqueous sodium hydroxide is

Home » Past Questions » Chemistry » Waec » 2012 » The complex compound formed when aluminum dissolves in aqueous sodium hydroxide is
Chemistry WAEC 2012

The complex compound formed when aluminum dissolves in aqueous sodium hydroxide is

  • Na3Al(OH)4.
  • NaAl(OH)4 checkmark
  • NaAl(OH)3
  • Na2Al(OH)3

The correct answer is: B

Explanation

When aluminium is treated with dilute sodium hydroxide it forms a salt called sodium tetrahydroxoaluminate and hydrogen gas.

Previous Question Next Question

Leave A Comment