Фтор

Quiz
•
Chemistry
•
11th Grade
•
Hard
Проект 32
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
С какой группе периодической системы химических элементов относится фтор?
3
6
5
7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фтор реагирует се всеми элементами, кроме
Гелия, неона и аргона
Азота и кислорода
Натрия
Гидроксида калия
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фтор является-
Ни один ответ не подходит
Самым электроотрицательным элементом
Самым сильным восстановителем
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как называется кислота HF ?
Соляная
Селеновая
Серная
Плавиковая
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Кислота HF является...
Слабой кислотой
Сильной кислотой
Сильным Гидроксидом
Слабым гидроксидом
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Степень окисления фтора в соединении HF равна?
+2
-2
-4
-1
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