ExamPlay Light Logo
Masuk

WAEC - Chemistry (2008 - No. 4)

What is the atomic number of an element whose cation Y+ has the electronic configuration 1s22s22p6?
9
10
11
12

Komentar (0)

Masuk Untuk Berkomentar
Iklan
BrainBehindX Inc Logo
©2026; Didukung oleh BrainBehindX Inc