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WorksheetsTEST: PREDICTING PRODUCTS
Total questions: 35
Worksheet time: 1hrs 6mins
If an element is diatomic it should have a subscript of___
1, always
2, only when it is an element
it shouldn't have a subscript, it should have a coefficent
2, when bonded in a compound
What is the charge of Iron in this compound. (Hint: think swap drop method):
Fe3(PO4)2
3+
2+
1+
6+
The symbol for a substance dissolved in solution is ______
(s)
(l)
(aq)
(g)
Fill in the blank. (Copper has a charge of 2+)
Cu+ AgNO3 → Ag + _____
Cu(NO3)2
CuNO3
CuAg
Cu
Predict the products of this synthesis reaction: H2 + Cl2 →
HCl
H2Cl2
H2Cl
HCl2
What type of reaction is this?
2 C6H14 + 19 O2 → 12 CO2 + 14 H2O
Single Replacement
Double Replacement
Combustion
Decomposition
Predict the products for the this Single Replacement reaction:
K + HCl →
KCl + H2
KHCl
KH + Cl2
HCl + K2
Predict the products for the this Double Replacement reaction:
AgNO3 + KCl →
AgCl + KNO3
AgK + ClNO3
KAg + NO3Cl
AgCl + 3 KNO
Complete the balanced equation for this Double Replacement reaction.
3 NaOH + Fe(NO3)3 →
NaFe + OH(NO3)3
NaNO3 + Fe(OH)3
3 NaNO3 + Fe(OH)3
3 NaFe + 3 (OH)NO3
Predict the product of this synthesis reaction:
Al + S₈ →
AlS
AlS8
Al2S
Al2S3
Predict the products for the decomposition of aluminum oxide, Al2O3 →
Al + O2
O + Al2
Al2 + O3
Al + O
Predict the products for the this Single Replacement reaction: (Copper has a charge of 1+)
Mg + CuCl →
MgCl2 + Cu
Mg + Cu
MgCu + Cl2
MgCl + Cu2
What are the products of this reaction:
C2H4 + O2 →
C2O2 + H4
CO2 + H2 + O2
CO + H
CO2 + H2O
Predict the products of this single replacement reaction: Na + H2O →
NaO + H2
NaOH + H2
NaH + O2
ONaH
To determine whether a single replacement reaction will happen, one must consult
a lexicon
the activity series
a solubility chart
One Thousand Magical Herbs and Fungi by Phyllida Spore
Zn + H2S → ZnS + H2
H2O + CO2 → HCO + HO
Fe + CuSO4 -> Cu + FeSO4
2H2O2 →2 H2O + O2
4Fe + 3O2 → 2Fe2O3
Cu+ AgNO3-->
Sn(s) + NaNO3(aq) -->
NO REACTION
NaOH + MgSO3 -->
Mg(OH)2 + Na2SO3
Which type of reaction is represented by the equation:
CaCO3 → CaO + CO2
Synthesis
Double Replacement
Decomposition
Single Replacement
What are the products of this double replacement reaction?
BaCl2 + Na2SO4 →
BaSO4 + 2 NaCl
BaNa2 + SO4Cl2
Ba2SO4 + NaCl2
BaCl2 + NaSO4
Which coefficient should be placed in front of H2O to balance the equation:
2 H2 + O2 → ___ H2O
1
2
4
3
Which of the following is a decomposition reaction?
2 Na + Cl2 → 2 NaCl
2 H2O → 2 H2 + O2
AgNO3 + NaCl → AgCl + NaNO3
Fe + CuSO4 → FeSO4 + Cu
What is the correct balanced equation for the combustion of methane?
CH4 + 2 O2 → CO2 + 2 H2O
CH4 + O2 → CO + H2O
CH4 + 2 O2 → C + 2 H2O
CH4 + H2O → CO2 + H2
Which symbol indicates a gas is produced in a chemical equation?
(l)
(g)
(s)
(aq)
Which of the following is a balanced equation for the decomposition of potassium chlorate?
KClO3 → KClO2 + O2
2 KClO3 → 2 KClO + 3 O2
KClO3 → KCl + O2
2 KClO3 → 2 KCl + 3 O2
Which symbol in a chemical equation indicates a substance is a solid?
(l)
(aq)
(g)
(s)
What type of reaction is represented by the equation:
2 Na + 2 H2O → 2 NaOH + H2
Double Replacement
Synthesis
Decomposition
Single Replacement
