Предмет: Химия, автор: Botuzova2010

СРОЧНО 3. Укажіть символ неметалічного
елементу
(Баллов: 1)
1)к
2) Ca
3)Mg
4) Si

Ответы

Автор ответа: kostiag99

0

Ответ:

4 si

он не в 1 и 2 групах...........

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