
9 кл Електролітична дисоціація
Quiz
•
Chemistry
•
1st - 12th Grade
•
Medium
Наталья Ровицкая
Used 6+ times
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Позитивно заряджені йони це
катіони
аніони
радикали
атоми
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ступінь електролітичної дисоціації для сильних електролітів
>30%
=30%
<2%
>2% < 30%
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Під час дисоціації кислот утворюється
йон Гідрогену
гідроксид-іон
йон металу
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Яка з речовин у водному розчині добре дисоціює
КNO3
H2O
AgBr
CaO
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Яке з рівнянь є скороченим йонно-молекулярним рівнянням?
MgO + CO2 = MgCO3
HCL + K2S= H2S + KCL
H+ + CL- + K+ + S2- = H2S + K+ + CL-
2H+ + S2- = H2S
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
У результаті дисоціації купрум(II) хлориду утворюється
Са2+
Си2+
К+
СО32-
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ступінчасто дисоціює
АL2(SO4)3
Ba(OH)2
HBr
CиBr2
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