Types of Chemical Reactions
The 5 main types of Chemical Reactions?
Synthesis, Decomposition, Single Replacement, Double Replacement, Combustion
Predict the products for this reaction (Cu + HCl —> )
No Reaction
Balance the equation for this reaction:
_Al + _O2 ----> _Al2O3
4,3,2
Define solute and solvent
Solute is the part of the solution being dissolved; solvent is the part of the solution doing the dissolving.
__________ is NOT a characteristic property of acids
Slippery Feel
In the reaction 2Na + Cl2 -> 2NaCl. What kind of reaction is occurring?
Synthesis
Predict the products for this reaction (Mg + HCl → )
MgCl2 + H2
. One mole of carbon is equal to:
12.01 G
Define Bronsted Lowry Acids and Bases
Acids donate protons, bases accept protons
A decrease of 1 pH unit represents a 10-fold increase in acidity (T or F)
True
In the reaction Zn + 2HCl -> ZnCl2 + H2, What kind of reaction is occurring?
Single Replacement
Predict the products for this reaction
(BaCl2 + H2SO4 → )
BaSO4 + HCl
Write a balanced chemical equation for the following reaction: Bubbling chlorine gas through a solution of potassium iodide gives elemental iodine and a solution of potassium chloride.
Cl2 + 2 KI → I2 + 2 KCl
What is the percent composition of carbon in CH4?
74.87%
Define Arrhenius Definition of Acids and Bases
An acid releases hydrogen ions in water
A base releases hydroxide ions in water
BaCl₂ + Na₂SO₄ → 2 NaCl + BaSO₄
What Kind of Reaction?
Double Replacement
Predict the products for this reaction
( PbSO4 + AgNO3 —> )
Pb(NO3)2 + Ag2SO4
Calculate the molar mass of ammonium phosphate: (NH4)3PO4
149 G/ Mol
Define Saturation
The maximum amount of solute in the solvent at a certain temperature.
In the self-ionization of water (H2O + H2O ⇌ H3O+ + OH-), water acts as:
Both an acid and a base
CH4 + 2 O2 → CO2 + 2 H2O
What kind of reaction?
Combustion
Write a balanced equation for the combination reaction between hydrogen and bromine.
H2 + Br2 → 2 HBr
Phosphorus trifluoride is formed from its elements. How many grams of fluorine are needed to react with 6.20 g of phosphorus?
P4 + 6 F2 → 4 PF3
11.4 G
Explain how the Law of Conservation of Mass is applied when balancing a chemical equation.
We add Coefficents to balance Chemical Equations. We start with the same amount of atoms as we finish with
Define Lewis Acids and Bases
Acid is a electron pair acceptor
Base is an electron pair donor