Простые и сложные вещества
Quiz
•
Physics, Chemistry
•
7th Grade
•
Hard

Anastasiya Shaban
Used 19+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как произносится данный элемент "Si"?
Сицилиум
Си
Силициум
Ски
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Определите относительную молекулярную массу N2O (веселящий газ).
15
44
30
32
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Выберите формулы простых веществ
Fe
O
Cl2
O2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Определите валентность брома в его оксиде BrO3.
2
3
6
1
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Выберите элементы, название которых начинается на букву "ф"
P
H
F
N
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Определите массовую долю кислорода в молекуле воды.
89%
11%
2%
33%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите сложное вещество в котором металл находиться во второй валентности.
Сl2O
MgO
Li2O
NO
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