
ТЖБ-1 9Б-сынып
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Medium
Ersultan Turgunov
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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Электролит
ас тұзы ерітіндісі
глиценин
қант ерітіндісі
дистилденген су
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Гидролизденетін тұз
NaCl
NaNO3
KBr
CuSO4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
А + B = C теңдеуі бойынша жүретін реакцияда А-затының концентрациясы 0,8 моль/л ден 5 минуттан кейін 0,3 моль/л болды. Реакцияның орташа жылдамдығы
0,5 моль/л⋅м
0,05 моль/л⋅м
0,1 моль/л⋅м
1 моль/л⋅м
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
BaCl2 + Na2SO4 = 2NaCl + BaSO4 теңдеуінің толық иондық теңдеуі
Ba2+ + Cl2- + Na2+ + SO42- = 2Na+ + Cl- + BaSO4
Ba2+ + 2Cl- + 2Na+ + SO42- = 2Na+ + 2Cl- + BaSO4
Ba2+ + 2Cl- + 2Na+ + SO42- = 2Na+ + Cl- + BaSO4
Ba2+ + 2Cl- + 2Na+ + SO42- = 2NaCl + Ba2+ + SO42-
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Әлсіз электролит
H2SO4
NH4OH
NaCl
H3PO4
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Күкірт қышқылының 800 молекуласының 680 молекуласы иондарға ыдырады. Диссиоциациялану дәрежесін есептеңіз;
80%
90%
95%
85%
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Температураны 20°С-тан 60°С-қа арттырғанда реакция жылдамдығы 81 есе артса, реакцияның температуралық коэффиценті (γ) есептеңіздер
2
4
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