Chemical Bonding
This type of bonding occurs through the sharing of electrons
covalent
When writing chemical formulas, __________ are used to determine the number of electrons that an atom must gain or lose to be stable.
oxidation numbers
When naming covalent binary compounds, _______ prefixes are used.
Greek
H2 + O2 --> H2O
In chemical equations, which side is the reactant(s)? Which side is the product(s)?
Left-reactants
Right-products
A substance that produces hydrogen ions in solution would be considered....
an acid
What type of bond occurs between calcium and oxygen?
Ionic
K + Br
KBr
When naming chemical formulas, the _____ ion is always written first.
positive
Conservation of Mass states that the mass of the products is must always ________ to the mass of the reactants.
equal
Using the pH scale, what range would make a substance neutral?
7
What makes an atom stable?
full outer energy level (8)
Mg + Cl
MgCl2
What is the correct name of the compound CaCl2?
Calcium chloride
The following equation is an example of which type of chemical reaction....
Pb + FeSO4 ----> PbSO4 + Fe
Single displacement
When substances are basic, what type of ions are produced in solution?
hydroxide (OH-)
In ionic bonding, metals are electron __________ and nonmetals are electron _____________.
donors, acceptors
What is the chemical formula for magnesium nitrate?
Mg(NO3)2
All binary compounds end with_____.
-ide
Name the the type of chemical reaction for the following equations....
A) 2H2 + O2 --> 2H2O
B) 2H2O --> 2H2 + O2
A- Synthesis
B-Decomposition
Acids are the only substances that are considered corrosive. True or False?
False. Strong bases can be corrosive.
When atoms gain or lose electrons they are called ions. What is the correct name for a positive ion? Negative ion?
Cation (+)
Anion (-)
In a chemical formula, the total positive charge and negative charge must equal _____ for the formula to have no subscripts.
Zero
What is the name of the compound P3O5?
Triphosphorus pentaoxide
Balance the following equation...
CH4 + O2 --> CO2 + H2O
CH4 + 2O2 --> CO2 + 2H2O
In neutralization reactions, what two chemicals will always be produced?
salt + water