ExamPlay Dark Logo
Вход

WAEC - Chemistry (2016 - No. 2)

An atom X consist of 6 protons, 6 electrons and 7 neutrons. Which of the following representations of the atom is correct?
136X
137X
196X
197X

Коментари (0)

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