Вопрос школьника по предмету Химия
Помогите пожалуйста
1. Основные свойства гидроксидов возрастают в ряду:
1) NaOH,LiOH,KOH
2)Be(OH2),Mg(OH)2,Ca(OH)2
3)NaOH,Mg(OH)2,Al(OH)3
4)FrOH,RbOH,KOH
2. Металлы расположены в порядке уменьшения лёгкости отдачи электронов в ряду:
1) Ве,Mg,Al
2)B,Mg,Ca
3)K,Na,Al
4)Na,Mg,Ca
Ответ учителя по предмету Химия
1. Кажется, 2, т. к. основные химические свойства возрастают.
А 2-ой не знаю, к сожалению.
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