Question

The correct formula of the oxide of Eka-aluminium element predicted by Mendeleev was:

(a) EaO₃
(b) Ea₃O₂
(c) Ea₂O₃
(d) EaO

Answer 1

 Ea₂ O₃
The correct formula for the oxide of eka-aluminium, as predicted by Mendeleev, is Ea₂O₃.