
ЕГЭ вопросы 1-5
Flashcard
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
Вера Коленкевич
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8 questions
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1.
FLASHCARD QUESTION
Front
Элемент с проскоком электрона:
Back
Cr
2.
FLASHCARD QUESTION
Front
Металл: Mn, As, Si, или B?
Back
Mn
3.
FLASHCARD QUESTION
Front
Валентность азота в азотной кислоте
Back
IV
4.
FLASHCARD QUESTION
Front
Связь по донорно-акцепторному механизму:
Back
СO
5.
FLASHCARD QUESTION
Front
Водородная связь между молекулами:
Back
фтороводорода.
6.
FLASHCARD QUESTION
Front
Кислая соль:
Back
NH₄HSO₃
7.
FLASHCARD QUESTION
Front
Двойной оксид: FeO, Fe3O4, MnO2, Fe2O3?
Back
Ответ: Fe3O4
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