Free Printable Chemical Reaction Identification

1.

2 NH₃+ 1 H₂SO₄ ----> 1 (NH₄)₂SO₄

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

2.

2 NaBr + 1 Ca(OH)₂ ----> 1 CaBr₂ + 2 NaOH

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

3.

3 Pb + 2 H₃PO₄ ----> 3 H₂ + 1 Pb₃(PO₄)₂

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

4.

3 HBr + 1 Al(OH)₃ ----> 3 H₂O + 1 AlBr₃

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

5.

Na₃PO₄ + 3 KOH ----> 3 NaOH + K₃PO₄

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

6.

Pb + FeSO₄ ----> PbSO₄ + Fe

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

7.

CaCO₃ ----> CaO + CO₂

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

8.

MgCl₂ + Li₂CO₃ ----> MgCO₃ + 2 LiCl

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

9.

2 RbNO₃ + BeF₂ ----> Be(NO₃)₂ + 2 RbF

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

10.

P₄ + 3 O₂ ----> 2 P₂O₃

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

11.

2 AgNO₃ + Cu ----> Cu(NO₃)₂ + 2 Ag

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

12.

SeCl₆ + O₂ ----> SeO₂ + 3Cl₂

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

13.

2 C₅H₅ + Fe ----> Fe(C₅H₅)₂

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

14.

2 MgI₂ + Mn(SO₃)₂ ----> 2 MgSO₃ + MnI₄

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

15.

2 NO₂ ----> 2 O₂ + N₂

a)

Synthesis (or combination)

b)

Decomposition

c)

Single displacement

d)

Double displacement

16.

What reaction has the following general formula:

AB --> A + B

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

17.

What reaction has the following general formula:

A + CD --> C + AD

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

18.

What reaction has the following general formula:

AB + CD --> CB + AD

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

19.

What reaction has the following general formula:

A + B --> AB

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

20.

What reaction has the following general formula:
$C_xH_y\ +\ O_2\ ->CO_{2\ }+\ H_2O$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

21.

What type of reaction is the following:
$2H_2+O_2->2H_2O$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

22.

What type of reaction is the following:
$BaCl_2+2KI\ ->\ 2KCl\ +\ BaI_2$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

23.

What type of reaction is the following:
$C_{11}H_{24}+17O_2->\ 11CO_2\ +\ 12H_2O$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

24.

What type of reaction is the following:
$2KI\ ->\ 2K\ +\ I_2$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

25.

What type of reaction is the following:
$2NaHCO_3->\ Na_2CO_3+CO_2+H_2O$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

26.

What type of reaction is the following:
$Zn\ +\ 2HCl\ ->\ ZnCl_2+H_2$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

27.

What type of reaction is the following:
$3CuS\ +2Al\ ->\ Al_2S_3+3Cu$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

28.

What type of reaction is the following:
$2C_4H_{10}\ +13O_2\ ->\ 8CO_2+10H_2O$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

29.

What type of reaction is the following:
$Na_2S\ +2HCl\ ->\ H_2S+2NaCl$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

30.

What type of reaction is the following:
$Ag_3N\ +\ 3HBr->3AgBr+H_3N$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

31.

Which type of chemical reaction has the following configuration?

Hydrocarbon + Oxygen --> Carbon Dioxide + Water

C_xH_y + O₂ --> CO₂ + H₂O

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

32.

What type of chemical reaction has the following configuration?

Ionic Compound_(aq) + Ionic Compound_(aq) --> Compound + Compound

AB_(aq)+ CD_(aq) --> AD + BC

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

33.

What type of chemical reaction has the following configuration?

Compound --> Substance + Substance

AB --> A + B

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

34.

Select each compound that can be produced by combustion reactions. (more than 1 answer)

a)

Oxygen

b)

Carbon Dioxide

c)

Water

d)

Glucose

e)

Carbon

35.

Classify the following chemical reaction

BaCl_2(aq)+ K₂CrO_4(aq) --> BaCrO_4(s)+ 2KCl_(aq)

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

36.

Classify the following chemical reaction.

Si_(s) + 2Cl_2(g) --> SiCl_4(l)

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

37.

Classify the follow chemical reaction.

2C₆H_6(l) + 15O₂ --> 6H₂O_(l)+ 12CO_2(g)

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

38.

Which type of chemical reaction has the following configuration?

Element + Compound --> Element + Compound

A + BC --> B + AC

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

39.

What type of reaction is the following:
$2C_4H_{10}\ +13O_2\ ->\ 8CO_2+10H_2O$

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

40.

CxHy +O₂--> H₂O + CO₂

a)

Decomposition

b)

Double replacement

c)

Combustion

d)

Single Replacement

Chemical Reaction Identification

Total questions: 40

Worksheet time: 22mins

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