Вопрос школьника по предмету Химия
Распределите предложенные соли: KNO3, Fe(OH)Cl, Na2CO3, LiH2PO4, Mg(HSO4), CuOHBr, Mg(OH)2, MgSO4, H3PO4, Mg(NO3)2 в три столбика на средние, кислые и основные
Ответ учителя по предмету Химия
Ответ:
Средние: KNO3, Na2CO3, MgSO4, Mg(NO3)2
Кислые: LiH2PO4, MgHSO4
Основные: Fe(OH)Cl, CuOHBr
Средние соли имеют формулу: MEnК.ОСТn
Кислые соли имеют формулу: MEn(HК.ОСТ)n
Основные соли имеют формулу: MEn(OH)nК.ОСТn
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