Типы химических реакций

Типы химических реакций

8th Grade

10 Qs

quiz-placeholder

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Типы химических реакций

Типы химических реакций

Assessment

Quiz

Chemistry

8th Grade

Practice Problem

Hard

Created by

Снежана Мурзина

Used 51+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Реакция Разложения

2H2O=2H2+O2

CuSO4+Fe=FeSO4+Cu

CaO+H2O=Ca(OH)2

Na2CO3+HCl=H2O+CO2+NaCl

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

реакция обмена

H2SO4+Ba(OH)2= BaSO4+2H2O

2Fe+3Cl2=2FeCl3

H3PO4=P2O5+H2O

Li2O+H2O= LiOH

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Реакция Замещения

СuSO4+Fe=FeSO4+Cu

2SO2 + O2 = 2SO3

Zn + 2HCl = ZnCl2 + H2

NaOH + HNO3 = NaNO3 + H2O

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

CaO+x= Ca(OH)2, х-это

H2O

H2

O2

LiOH

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Li+X=Li2O

O2

H2

H2O

O

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Mg(OH)2= H2O+X

H2O

MgO

Mg и O2

O2

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Укажите схемы реакций соединения:

Fe(OH)3 → Fe2O3 + H2O

AgNO3 → Ag + NO2 + O2

SO2 + O2 → SO3

NO2 + O2 + H2O → HNO3

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