Question

Make a table to compare properties of eka-boron and scandium.​

Answer 1

Answer:

(a) Eka-aluminum and gallium are two names of the same element as Eka-Aluminium has almost exactly the same properties as the actual properties of the gallium element. The properties: atomic mass, density, melting point, formula of chloride and formula of oxide are almost the same.

(b) The name of undiscovered elements were:

(i) Scandium - Eka boron.

(ii) Gallium - Eka aluminium.

(iii) Germanium - Eka silicon.