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Химиялық реакциялардың теңдеулерін құру

Authored by Maksat Serikoc

Chemistry

11th Grade

Used 53+ times

Химиялық реакциялардың теңдеулерін құру
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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

S+O2=...

SO3

SO2

SO

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

P+O2=...

P2O3

P2O5

PO4

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

P+Cl2=PCl5, дұрыс теңестіру

P+5Cl2=PCl5

P+5Cl2=2PCl5

2P+5Cl2=2PCl5

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Zn+O2=ZnO дұрыс теңестіру

2Zn+O2=ZnO

Zn+2O2=2ZnO

2Zn+O2=2ZnO

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Al+O2=Al2O3 дұрыс теңестіру

4Al+3O2=3Al2O3

4Al+3O2=2Al2O3

4Al+2O2=2Al2O3

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

N2+H2=NH3 дұрыс теңестіру

N2+3H2=2NH3

N2+4H2=3NH3

3N2+H2=2NH3

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Al+HCl=AlCl3+H2 дұрыс теңестіру

3Al+6HCl=4AlCl3+3H2

2Al+3HCl=2AlCl3+2H2

2Al+6HCl=2AlCl3+3H2

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