Question

5) Mendeleev given the names
of eka-boron and eka-aluminum
as​

Answer 1

Answer:

Mendeleev gave the names of eka-boron as 44 and eka-aluminium as 68

Answer 2

Explanation:

eka-boron is named for element Scandium with atomic no. 21

eka-aluminium is named for element Gallium with atomic no. 31

Hope u got ur ans......!!