Types of Bonds
This type of bond is between metals and nonmetals.
ionic
What is the formula for the ionic compound potassium bromide?
KBr
This type of reaction makes a single product.
synthesis reaction
This increases the rate of a reaction but isn't consumed.
catalyst
6.022 x 1023 is the number of particles found in a __________.
mole
The "pop test" tests for the presence of what gas?
Hydrogen
This type of bond forms between nonmetals.
covalent
What is the formula for the ionic compound sodium oxide
Na2O
What type of reaction is this?
Cu + 2AgNO3 --> 2Ag + Cu(NO3)2
single replacement
This is a chemical reaction that releases more energy than it absorbs
exothermic
What is the molar mass of CH4?
16.042 g/mol
Which two elements are liquids at room temperature?
bromine and mercury
This type of bond involves a sea of collectively-shared electrons.
metallic
What is the name of the following compound?
N2O5
dinitrogen pentoxide
What type of reaction is this?
NaCl + AgNO3 --> AgCl + NaNO3
double replacement
Is the formation of rust a chemical or physical change?
chemical
What is the molar mass of CaBr2?
199.9 g/mol
carbon
These types of compounds form molecules.
covalent
What is the name of the following compound?
AlCl3
aluminum chloride
What type of reaction is this?
CuCO3 --> CuO + CO2
decomposition
This type of chemical reaction would produce a drop in temperature.
endothermic
Balance the following equation:
N2 + O2 --> N2O
2N2 + O2 --> 2N2O
This product is made in disposable hand warmers.
Rust
This is unequal distribution of electric charge.
polarity
What is the name of the following compound?
SO2
sulfur dioxide
What type of reaction is this?
CH4 + 2O2 --> CO2 + 2H2O
Combustion
This is the loss of electrons
oxidation
Balance the following equation:
Al + NiBr2 --> AlBr3 + Ni
2Al + 3NiBr2 --> 2AlBr3 + 3Ni
This radioactive element is in smoke detectors.
americium