Предмет: Химия, автор: alovsatalesker

Помогите плииз 90 баллов дам!!!
Найдите признак по которому предлагаемый список понятий можно разделить на две равные группы.Указать для каждой из них общий признак и распределите в 2 группы: бурый газ, жженная магнезия, кварц, куприт, негашеная известь, свинцовый глет,, сернистый газ, углекислый газ.

Ответы

Автор ответа: Аноним

0

Признак: агрегатное состояние

1 группа:
бурый газ NO₂
сернистый газ SO₂
углекислый газ CO₂

2 группа:
жженая магнезия MgO
кварц SiO₂
куприт Cu₂O
негашеная известь CaO
свинцовый глет PbO

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1 soliddifficulthardheavy
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