Предмет: Химия, автор: skripinairina03

Сколько внешних эл.атомов имеет магний

Ответы

Автор ответа: svetka1574

Атом магния имеет 2 внешних электронов (по номеру группы)

skripinairina03: благодарю

Автор ответа: aczeloeva

на внешнем уровне число электронов, равно 2 магний 2е8е2е.

alina060695: Спасибо

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