Углерод и кремний (30 вопросов)
Authored by Динара Ахметова
Chemistry
9th Grade
Used 4+ times
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30 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Какие степени окисления возможны у углерода?
-4
-1
+2
+4
+5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
C + O2 =
=CO
нет р - ции
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
C + O2 =
=CO2
нет р - ции
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Al + C =
=Al4C3
нет р - ции
AlC3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ca + C =
=CaC2
нет р - ции
= Ca2C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CaO + C =
= CaC2 + O2
нет р - ции
=Ca + CO
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ZnO + C =
=Zn + CO
нет р - ции
=ZnC2 + O2
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