
Основания 8 класс
Flashcard
•
Chemistry
•
8th Grade
•
Hard
Минугул Тухватулина
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10 questions
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1.
FLASHCARD QUESTION
Front
Что представляют собой основания?
Back
Сложные вещества, содержащие катион металла и OH⁻
2.
FLASHCARD QUESTION
Front
Какие основания называют щёлочами?
Back
Те, что растворимы в воде
3.
FLASHCARD QUESTION
Front
Пример щёлочи: HCl, Cu(OH)₂, CO₂, NaOH
Back
NaOH
4.
FLASHCARD QUESTION
Front
Какой цвет принимает лакмус в растворе щёлочи?
Back
Синий
5.
FLASHCARD QUESTION
Front
Фенолфталеин в щелочной среде становится: Жёлтым, Бесцветным, Синим, Малиновым
Back
Малиновым
6.
FLASHCARD QUESTION
Front
Какой индикатор в щёлочи окрашивается в жёлтый цвет?
Back
Метилоранж
7.
FLASHCARD QUESTION
Front
Какая среда характерна для щёлочей?
Back
Щелочная (pH > 7)
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