
валентность
Flashcard
•
Chemistry
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Что такое валентность?
Back
Валентность - это способность атома соединяться с другими атомами, определяемая количеством связей, которые он может образовать.
2.
FLASHCARD QUESTION
Front
Валентность бывает постоянной и переменной. Правда или ложь?
Back
Правда
3.
FLASHCARD QUESTION
Front
Какова валентность углерода в веществе с формулой CH₄?
Back
IV
4.
FLASHCARD QUESTION
Front
Какую валентность проявляет фтор?
Back
I
5.
FLASHCARD QUESTION
Front
Какую валентность проявляет водород?
Back
I
6.
FLASHCARD QUESTION
Front
Сколько атомов кислорода в молекуле H₂SO₄?
Back
4
7.
FLASHCARD QUESTION
Front
Какова валентность кислорода в большинстве соединений?
Back
II
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