Основные сведения о строении атомов
Presentation
•
Chemistry
•
1st - 3rd Grade
•
Hard
Ирина Суворова
FREE Resource
1 Slide • 2 Questions
1
by Ирина Суворова
2
Multiple Choice
Ядро атома состоит из…
протонов и электронов;
нейтронов;
нейтронов и протонов.
3
Fill in the Blanks
Ядро атома натрия состоит из 11 протонов и 12 нейтронов. Сколько электронов вращается вокруг ядра?
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by Ирина Суворова
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