валентность
8th Grade
•23 Qs
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валентность
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Medium
София Рогачевская
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23 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
20 sec • 5 pts
Выберите элементы валентность, которых равна I
Na
K
H
Li
F
2.
MULTIPLE SELECT QUESTION
20 sec • 5 pts
Выберите элементы валентность, которых равна II
Ca
Mg
O
Ba
3.
MULTIPLE SELECT QUESTION
20 sec • 5 pts
Выберите элементы валентность, которых равна III
Al
B
Ca
H
4.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
Валентность бывает постоянной и переменной
Правда
Ложь
5.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
4
5
6
0
6.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Укажите возможные валентности атома серы
II
III
IV
V
VI
7.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Укажите атомы с постоянной валентностью
Н
Na
Cl
Fe
Al
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