
10 В-1 Валентность
Authored by Валерий Эдуардович Цвирко
Chemistry
8th Grade
Used 28+ times

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7 questions
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1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Укажите возможные валентности атома серы
II
III
IV
V
VI
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Укажите атомы с постоянной валентностью
Н
Na
Cl
Fe
Al
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Укажите (римской цифрой) валентность фосфора в оксиде P2O3
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Укажите (римской цифрой) валентность хлора в оксиде Cl2O7
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Укажите химические элементы, которые могут соединиться с двумя одновалентными атомами
О
Ва
Р
S
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Укажите химический элемент который может соединиться с одним, тремя, пятью и семью одновалентными атомами
C
P
S
Cl
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Укажите химический элемент который может присоединить к себе два атома бария
С
В
Cl
P
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