Химия 8- сынып
Quiz
•
Chemistry
•
8th Grade
•
Hard
Erkegul Khavdol
Used 52+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 .Химиялық құбылыс?
судың булануы
сүттің ашуы
қардың еруі
қорғасынның балқуы
судың қатуы;
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.Мына берілгендердің ішінде күрделі заттарға жататындары:
А) алтын
В)озон
С)күкірт
D )темір сульфиді
Е) сутек
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Салыстырмалы молекулалық массасы үлкен қосылысты көрсетіңдер
А)хлорсутек HCI
В)фторсутек HF
С) су H2O
D)күкіртсутек H2S
E)бромсутек НВr
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. 25 г әктасында (СаСО3) қанша моль зат бар?
А)0,25 моль
В)0,5моль
С) 1 моль
D)1,5 моль
Е) 1,75 моль;
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5 ..Қай қосылыста оттектің массалық үлесі көп:
А)Li2O
В)MgO
С)CaO
D)BaO
Е)СО2;
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.Эндотермиялық процесс:
А)2H2+O2=2H2O+Q
В)2H2O=2H2+O2-Q
С) N2+3H2=2NH3+Q
D) CaO+Н2О→Са(ОН)2+ Q
Е) С+ О2→СО2+ Q
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Сутек:
А)N2-пен
В) S-пен
С) O2-пен
D) HCI-мен
Е)Са-мен әрекеттеспейді
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