
Елдар

Quiz
•
Chemistry
•
9th Grade
•
Hard
Елдар Мендіғалиев
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Сілтілік металдар
Li, Na, K
Be, Mg, Ca
B, AL, Ga
C, Si, Ge
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Халбкогендер қатарын анықта
C, Si, Ge
O, S, Se
F, Cl, Br
Li, Na, K
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Зат массасының сақталу заңын кім ашты ?
A. Ломоносов
Пруст
C. Менделеев
D.Авагадро
E.Гей – Люссак
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Алмасу реакциясы :
A.NaCI + AgNO3=
B.Zn + HCI =
C.Mg+ H2SO4=
D. H + Cl2 =
E. Cu + HgCl2 =
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Молярлық массаның өлшем бірлігі қалай аталады ?
A.Грамм /моль
B.Грамм
C. Моль
D. Миллиграмм.
E. Моль/грамм
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H2SO4 - тің салыстырмалы малекулалық массасын есепте.
A. 98
B. 67
C. 102
D. 70
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ag2O затындағы күмістің валенттігі тең:
A.1
2
3
4
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