
Химия301-350
Quiz
•
Others
•
11th Grade
•
Practice Problem
•
Easy
Anonymous Anonymous
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53 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ca(OH)2 және HCl әрекеттесуінен түзіледі:
CaCl2, H2O
CaO, H2O
H3O, KCl
H2O, Cl
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ерітінділер бөлінеді:
электролиттер және бейэлектролиттер
электролиттер
бейэлектролиттер
бөлінбейді
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Мына реакция тедеуін анықта: СаСО3 → ? + ?
CaO + CO2
Са + СО
СаО2 + СО2
СаО4 + С
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Негіздер құралады...
метал атомынан және гидроксил ионынан
оттегіден және сутегінен
метал атымнан және қышқыл қалдығынан
тұздан және судан
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Суда немесе басқа еріткіштерде еру құбылысы:
ерігіштік
қату
булану
сыну
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Реакцияға қатысытын Х затты анықта:
Х→ CaO + CO2
СаСО3
Са + СО
СаО2 + СО2
СаО4 + С
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Калтций карбидінің формуласы;
СаС
СаО
СаО2
СаО4
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