Периодическая система химических элементов
Quiz
•
Chemistry
•
8th Grade
•
Medium

Галина Гладыщева
Used 57+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Чему равно число электронов элемента
?
числу нейтронов
порядковому номеру
номеру периода
номеру группы
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
По номеру группы определяют
число электронов на внешнем электроном уровне
число протонов
число нейтронов
количество электронных уровней
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Пять электронов находятся во внешнем электронном слое атома
бора
стронция
фосфора
неона
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Заряд ядра атома химического элемента, расположенного во 2-м периоде, IVA группе равен
+4
+12
+6
+8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Неметаллические свойства простых веществ усиливаются в ряду
фосфор → кремний → алюминий
фтор → хлор → бром
селен → сера → кислород
азот → фосфор → мышьяк
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В периодах не изменяются(-ется)
радиусы атомов
число заполненных электронных слоёв в атомах
заряды ядер атомов
число электронов во внешнем электронном слое
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Схема какого элемента изображена на рисунке
фтор
хлор
бром
йод
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