Викторина

Quiz
•
Chemistry
•
7th - 11th Grade
•
Hard
Александр Шкробов
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите формулу безкислородной кислоты
HCl
Ki
H2SO
H2O
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сколько электронов в атоме магния?
7
5
14
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Формула для расчёта химического количества вещества
M=m^2
n=m/M
n=M/m
n=m*M
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Биуретовая реакция окрашивает раствор белка в...
синий
красный
фиолетовый
зелёный
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Молярная масса Ci
37
36,6
35
35,5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фосфорная кислота реагирует с...
KCl
NaCl
CaOH
LiOH
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите формулу органического соединения
CH3COOH
CO2
Al4C3
MgCO3
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