September 2021 1 13 Report
25 БАЛЛОВ
Степень окисления -1 и +7 хлор проявляет в соединениях:
a) Cl 2 O 5 и HCl б) CaCl 2 и Cl 2 O 7 в) Cl 2 O 7 и NaClO 4 г) AlCl 3 и HClO
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