ExamPlay Dark Logo
Вход

WAEC - Chemistry (1997 - No. 7)

A sodium atom and a sodium ion have the same
number of neutrons
number of electrons
electric charge
electronic structure
chemical properties

Коментари (0)

Влезте, за да коментирате
Реклама
BrainBehindX Inc Logo
©2026; Осъществено от BrainBehindX Inc