Структура ПСХЭ

Quiz
•
Chemistry
•
8th Grade
•
Hard
Marins Dzyubina
Used 19+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
.Что означает греч. periodos ?
подгруппа
площадь
круг, круговращение
сфера
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сколько периодов в периодической системе?
2
8
7
10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Элементы одного периода:
Cl,Cu
Na,Li
S,B
C, O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Элементы одной группы?
Cl, Na
Cu, Zn
Na, K
Be, B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Элемент, с относительной атомной массой - 27?
Cl
Al
C
Na
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В ядре атома 14 28Si :
14 протонов и 28 нейтронов
28 протонов и 28 нейтронов
28 протонов и 14 электронов
14 протонов и 14 нейтронов
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Химическому элементу 6 группы соответствует схема распределения электронов
1
2
3
4
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