Unit 8 Review Worksheet (Standard level)

(A)     Write the reaction using formulas (reactants and products).

(B)      Balance the equation.

(C)     Tell the type of reaction.

 

 

Reactants

 

Products

Type of Equation

1.

silver nitrate + sodium chloride

AgNO3 + NaCl

 

silver chloride + sodium nitrate

AgCl + NaNO3

double

replacement

2.

ammonium sulfide + barium nitrate

(NH4)2S + Ba(NO3) 2

ammonium nitrate + barium sulfide
2
NH4NO3 + BaS

double

replacement

3.

lithium carbonate

Li2CO3

lithium oxide + carbon dioxide

Li2O + CO2

decomposition

4.

zinc + sulfur

Zn + S

zinc sulfide

ZnS

synthesis

5.

potassium + chlorine

2 K + Cl2

potassium chloride

2 KCl

synthesis

6.

magnesium nitride

Mg3N2

magnesium + nitrogen

3 Mg + N2

decomposition

7.

aluminum + copper (II) sulfate

2 Al + 3 CuSO4

copper + aluminum sulfate

3 Cu + Al2 (SO4) 3

single

replacement

8.

aluminum + iron (III) bromide

Al + FeBr3

iron + aluminum bromide

Fe + AlBr3

single

replacement

9.

bromine + silver chloride

Br2 + AgCl

no reaction

single

replacement

10.

zinc + nickel (II) nitrate

Zn + Ni(NO3)2

nickel + zinc nitrate

Ni + Zn(NO3)2

single

replacement

11.

magnesium + silver sulfate

Mg + Ag2SO4

silver + magnesium sulfate

Ag + MgSO4

single

replacement

12.

potassium sulfate + aluminum chlorate

3 K2SO4 + 2 Al(ClO3)3

potassium chlorate + aluminum sulfate
6
KClO3 + Al2(SO4)3

double

replacement

13.

ethane (C2H6) + oxygen

2 C2H6 + 7 O2

carbon dioxide + water

4 CO2 + 6 H2O

combustion

14.

copper (II) chloride + sodium phosphate

3 CuCl2 + 2 Na3PO4

copper (II) phosphate + sodium chloride
Cu3(PO4) 2 + 6 NaCl

double

replacement

15.

calcium bicarbonate

Ca(HCO3)2

calcium oxide + carbon dioxide + water
CaO + CO2 + H2O

decomposition

16.

strontium nitrate + copper (II) sulfate

Sr(NO3)2 + CuSO4

strontium sulfate + copper (II) nitrate
SrSO4 + Cu(NO3)2

double

replacement

17.

magnesium acetate + iron (III) carbonate

3 Mg(C2H3O2)2 + Fe2(CO3)3

magnesium carbonate + iron (III) acetate
3
MgCO3 + 2 Fe(C2H3O2)3

double

replacement

18.

copper (II) phosphate + zinc

Cu3(PO4)2 + Zn

copper + zinc phosphate

Cu + Zn3(PO4)2

single

replacement

19.

potassium + HCl

K + 2 HCl

hydrogen + potassium chloride

H2 + KCl

single

replacement

20.

calcium + potassium chlorate

Ca + KClO3

no reaction

single

replacement

 

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