Aluminium reacts with caustic soda to form
A. Aluminium hydroxide
B. Aluminium oxide
C. Sodium meta-aluminate
D. Sodium tetra aluminate
A. Aluminium hydroxide
B. Aluminium oxide
C. Sodium meta-aluminate
D. Sodium tetra aluminate
Correct Answer – C
`2Al+underset(“Caustic soda”)(2NaOH)+2H_(2)O rarr underset(“Sod. Metaaluminate”)(2NaAlO_(2))+3H_(2)`