The substances you start with in a chemical equation
What is Reactant
How do you balance equations?
What is by Adding coefficients
N2
What is Dinitrogen?
Balance the chemical equations.
KOH + H3PO4 K3PO4 + H2O
What is adding 3 KOH to the left side and 3 to H2O?
O3+N2
What is 2 Nitrogen and 3 0xygen? 5 Total
reactions that absorb energy
What is an endothermic reaction
the substances created in a chemical change/equation
What is a Product
what can never be changed while balancing equations
What is Subscripts
O2
What is molecular oxygen?
SeCl6 + O2 -------> SeO2 + Cl2
What is adding 3 to Cl2 left side
2Cl3 + B6
what is 12 atoms?
AB + CD ------> AD +BC What type of reaction is this?
What is Double Replacement
What is a Yield Sign
This states that the number and kinds of atoms on the reactants has to be the same as the number and kinds of atoms on the products side.
What is Law of Conservation of Mass
NH3
What is Ammonia?
4Li + O2------->____Li2O
What is adding 2 to Li2O to the right side.
F + B7Cl2
What is Fluoride and seven Boron and two Chlorine?
This type of reaction Na + Cl -------> NaCl
What is Synthesis
What is the large number written before the element's symbol?
What is a Coefficient
What do coefficients indicate?
What is the Number of Molecules present
CH4
What is methane?
N2 + O2-------> N4O2
What is adding 2 to nitrogen to the left side?
2 NH4O3
what is 16 atoms?
This type of reaction KCrO --------> KCr + O
What is Decomposition
What do subscripts indicate?
What is how many atoms of that element you have bonded together in a molecule
What equation does this represent
CO2 + H2O --------> C6H12O6 + O2 + energy
What is Photosynthesis
C6H12O6
What is Glucose?
H2O2 ---------> H2O + O2
What is adding 2 Hydrogen to the left side and 2 Hydrogen to the right side??
6 H2O
What is 13 atoms?
This type of reaction CuCl2 + 2Al ------> 2AlCl3 + 3Cu
What is Single Replacement