Balancing Equations
Balance the equation of LiClO → Li2+Cl+O4
4 LiClO → 2 Li2 + 4 Cl + O4
Identify the following type of reaction:
Ba2 + O2 → BaO
A Synthesis Reaction
Predict the products of the following reaction. Write the FORMULAS and balance the chemical equations.
Chlorine dioxide -->
Products: 1 Cl + 1 O2
Balanced equation: 1 ClO2 --> 1 Cl + 1 O2
How many moles are in 45 grams of Oxygen?
1.41 moles O2
Calculate the number of moles of Calcium Chlorate produced by 4 moles of Potassium Nitrate. Complete the equation and show answers for balancing.
Ca(NO3)2 + KClO3 -->
Balancing:
1 Ca(NO3)2 + 2 KClO3 --> 1 Ca(ClO3)2 + 2 KNO3
Moles: 2 moles Ca(ClO3)2
Balance the equation of
KNO5 → KNO +O3
3 KNO5 → 3 KNO + 4 O3
Identify the following type of reaction:
Na + ZnBr2 --> NaBr + Zn2
Single Replacement Reaction
Predict the products of the following reaction. Write the FORMULAS and balance the chemical equations.
Fe + HSO4 -->
Products: FeSO4 +H2
Balanced Equation: 2 Fe + 2 HSO4--> 2 FeSO4 + 1 H2
How many grams of Magnesium are in 4.56 moles of Magnesium?
109.44 g Mg
Determine the mass of Barium Oxide produced when 3.4 liters of Barium reacts with Oxygen. Show balancing coefficients.
Ba2 + O2 → BaO
Balancing: 1 Ba2 + 1 O2 → 2 BaO
Mass: 46.45 grams BaO
Balance the equation of
AgNO3 + RbCl → RbNO3 + Ag6Cl6
6 AgNO3 + 6 RbCl → 6 RbNO3 + 1 Ag6Cl6
Identify the type of reaction:
H2SO4 --> H + SO4
Decomposition
Predict the products of the following reaction. Write the FORMULAS and balance the chemical equations.
Lithium Bicarbonate + Nickel (II) Chloride -->
Products: LiCl + Ni(HCO3)2
Balanced Equation: 2 LiHCO3 + 1 NiCl2 --> 2 LiCl + 1 Ni(HCO3)2
How many liters of water do you have in 400 grams of water?
497.78 L H2O
How many grams of Barium Sulfate will be formed if you start with 100 grams of Barium Chloride? Show coefficients for balancing.
BaCl2 + Na2SO4 -->
Balancing: 1 BaCl2 + 1 Na2SO4 --> 1 BaSO4 + 2 NaCl
Mass: 112.56 grams BaSO4
Balance the equation of:
KMnO4 + BrClO2 --> KClO2 + Br3 + Mn + O2
3 KMnO4 + 3 BrClO2 --> 3 KClO2 + 1 Br3 + 3 Mn + 6 O2
Identify the following type of reaction:
K3PO4 + CaCl2 --> KCL + Ca3(PO4)2
Double Replacement
Predict the product of the following reaction. WRITE A WORD EQUATION. (Do not balance).
Ag + C2H3O2 -->
Product: Silver Acetate
Equation: Silver + Acetate --> Silver Acetate
Convert 4.06 L of Nitrogen to moles.
1.81 x 10-1 Mole N2
If you start with 36 grams of Hydrochloric acid, how many liters of Lithium chloride will be produced? Complete the equation and show answers for balancing.
HCl + Li2SO4 -->
2 HCl + 1 Li2SO4 --> 1 H2SO4 + 2 LiCl
22.4 Liters LiCl
Balance the equation of:
C6H9O6 + ClO4 --> ClC12H18O12 + O18
18 C6H9O6 + 9 ClO4 --> 9 ClC12H18O12 + 2 O18
Identify the type of reaction:
C2H6O2 + O2 --> CO2 + H2O
Combustion
Predict the products of the following reaction. Write both Word and Formula equations. Balance.
Calcium Nitrate + Potassium Chlorate -->
Word Equation: Calcium nitrate + potassium chlorate --> Calcium Chlorate + Potassium Nitrate
Formula equation and balance:
1 Ca(NO3)2 + 2 KClO3 --> 1 Ca(ClO3)2 + 2 KNO3
How many grams are there in 3 x 102 particles of Rubidium Oxide?
9.27 x 10-20 grams Rb2O
How many milligrams of Sodium nitrate will be needed to make 123 grams of Sodium sulfate? Complete the equation with the formulas and show answers for balancing.
Sodium nitrate + lead (IV) sulfate -->
4 NaNO3 + 1 Pb(SO4)2 --> 2 Na2SO4 + 1 Pb(NO3)4
Mass: 1.47 x 105 mg NaNO3