2. Сера и  кислород. Повторение (30 вопросов)

2. Сера и кислород. Повторение (30 вопросов)

9th Grade

27 Qs

quiz-placeholder

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2. Сера и  кислород. Повторение (30 вопросов)

2. Сера и кислород. Повторение (30 вопросов)

Assessment

Quiz

Chemistry

9th Grade

Medium

Created by

Динара Ахметова

Used 1+ times

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27 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Li + O2 =

= Li2O

= Li2O2

= LiO3

= Li2O3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Na + O2 =

= Na2O2

= Na2O

= Na2O

= NaO

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

H2S + O2 =

= H2O + SO2

= H2O

H2 + S + O2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ZnS + O2 =

= ZnSO4

= ZnO + SO2

р - ция не идет

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Na2S + O2 =

= Na2SO4

Na2O + SO2

р - ция не идет

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

NH3 + O2 (без катализатора) =

= N2 + H2O

NO + H2O

р - ция не идет

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

NH3 + O2 =

= NO + H2O

= N2 + H2O

= N2 + O2 + H2

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