
9 сынып химия

Quiz
•
Chemistry
•
9th Grade
•
Medium
Айткүл Оңалбаева
Used 7+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1.кальцийдің тығыздығы:
А)ρ = 1.55 г/см3
В) ρ = 0,97г/см3
С) ρ = 2,7 г/см3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.ІІ топшаны бастайтын элемент
А)Бериллий
В)кальций
С)сутегі
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.ІІ топтағы бериллиден басқа элементтерді қалай атайды
А)сілтілік -жер металдары
В)сілітілік металдар
С) галогендер
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.кальциді кальций хлоридінің балқымасынан қалай алады
В)қыздырып
А) электролиздеп
С)тотықтырып
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5.кальций сутекпен қосылып не түзеді.
А) кальций гидридін
В)кальций гидроксидін
С)кальций оксидін
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. натрийда неше протон бар
А)11
В)23
С)12
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7.Чили селитрасының формуласы
А)NaNO3
В) СаСО3
С) Са(NO3)2
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