
Łączenie się atomów i równania reakcji chemicznych
Flashcard
•
Chemistry
•
7th Grade
•
Practice Problem
•
Easy
Teresa Skrzypek
Used 2+ times
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31 questions
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1.
FLASHCARD QUESTION
Front
W tworzeniu wiązań chemicznych najważniejszą rolę odgrywają: protony, neutrony, nukleony, elektrony walencyjne
Back
elektrony walencyjne
2.
FLASHCARD QUESTION
Front
4Al + 3O₂ → 2Al₂O₃ to reakcja :
Back
syntezy
3.
FLASHCARD QUESTION
Front
Zdolność atomu danego pierwiastka chemicznego do przyciągania elektronów, to:
Back
elektroujemność
4.
FLASHCARD QUESTION
Front
Poprawny zapis siarczku magnezu to: SMg, MgS, Mg2S, Mg2S2
Back
MgS
5.
FLASHCARD QUESTION
Front
Oblicz ile gramów siarczku magnezu powstanie w wyniku reakcji 6 g magnezu z siarką. Masa magnezu 24 u, masa siarki 32 u
Back
14 g
6.
FLASHCARD QUESTION
Front
Wartościowość miedzi w Cu2O
Back
I
7.
FLASHCARD QUESTION
Front
Wiązanie kowalencyjne spolaryzowane występuje w: O2, H2, H2O
Back
H2O
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