Предмет: Химия, автор: yulia79140

електронна формула атома H, Li, C, Na


ПОМОГИТЕ
срочно.... я устала​

Ответы

Автор ответа: mansur4ik96x67
1

Ответ:

H - 1s¹

Li - 1s², 2s¹

C - 1s², 2s², 2p⁶, 3s²

Na - 1s², 2s², 2p⁶, 3s¹

yulia79140: АААА СПАСИБО ОГРОМНОЕ
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