Углерод и кремний (30 вопросов)

Углерод и кремний (30 вопросов)

9th Grade

30 Qs

quiz-placeholder

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Углерод и кремний (30 вопросов)

Углерод и кремний (30 вопросов)

Assessment

Quiz

Chemistry

9th Grade

Practice Problem

Medium

Created by

Динара Ахметова

Used 4+ times

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30 questions

Show all answers

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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