Зат массасының сақталу заңы
Quiz
•
Chemistry
•
11th Grade
•
Medium
Standards-aligned
MERCURY PUBG
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Әрекеттесуші заттардың массалары не үшін өзгермейді
Себебі ион саны өзгермейді
Себебі атом саны өзгермейді
Себебі электрон саны өзгермейді
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Зат массасы сақталу заңын кім ашты?
Д.И.Менделеев
А.Лавуазье
М.В.Ломоносов
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
М.В.Ломоносов зат массасы сақталу заңын қай жылы ашты?
1748
1747
1750
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
P+O2=P2O3 реакциясын теңестір
4P+3O2=2P2O3
2P+3O2=3P2O3
3P+2O2=2P2O3
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
CH4+O2=CO2+H2O реакцияны теңестір
2CH4+O2=4CO2+H2O
CH4+3O2=2CO2+H2O
CH4+2O2=CO2+2H2O
Tags
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
HgO=Hg+O2 реакциясын теңестір
HgO=2Hg+O2
2HgO=2Hg+O2
2HgO=2Hg+2O2
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Al+Cl2=AlCl3 реакциясын теңестір
Al+Cl2=3AlCl3
2Al+Cl2=AlCl3
2Al+3Cl2=2AlCl3
8.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Fe+Al2O3=Fe2O3+Al реакциясын теңестір
2Fe+Al2O3=Fe2O3+2Al
2Fe+2Al2O3=Fe2O3+2Al
3Fe+Al2O3=Fe2O3+2Al
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