Types of RXNS
What Pattern do Synthesis Reactions follow?
A + B --> AB
What numbers are you allowed to change when balancing equations?
Coefficients
How are the metals organized on the activity series?
From Most Reactive down to Least Reactive
Define the term "Soluble"
Dissolves in Water
The arrow in an equation is read as what?
Yields/Produces
What Pattern do Decomposition Reactions follow?
AB --> A + B
This number tells you how many atoms of the element you have and CANNOT be changed while balancing
Subscripts
What is the Most reactive metal? What is the Least reactive metal?
Most: Lithium
Least: Platinum
What symbol is given to substances that are soluble?
(aq)
What is the difference between reactants and products?
Reactants are the substances you begin your reaction with, and products are the results of your reaction
What Pattern do Single Replacement Reactions Follow?
A + BC --> B + AC
Balance this Equation:
__ Fe + __ Cl2 --> __ FeCl3
Ratio = 2:3:2
Will This reaction happen?
Zinc + Magnesium Sulfate --> ?
No; NR
Will this reaction happen?
Sodium Phosphate + Barium Chloride --> ?
Yes; Barium Phosphate (s) + Sodium Chloride (aq)
What is another name for a Synthesis reaction?
Combination Reaction
What Pattern do Double Replacement Reactions Follow?
AB + CD --> AD + CB
Balance this Equation:
__ NaBr + __ Cl2 --> __ NaCl + __ Br2
Ratio = 2:1:2:1
Will this reaction happen?
Iron + Lead Nitrate --> ?
Yes; Lead + Iron Nitrate
Will this reaction happen?
Potassium Sulfate + Magnesium Bromide --> ?
No; Potassium Bromide (aq) + Magensium Sulfate (aq)
Double Replacement reactions tend to form ________.
Precipitates
How do you identify a Combustion Reaction?
They only contain Carbon, Hydrogen, and Oxygen; O2 is always a reactant and CO2 and H2O are always the products
Balance this Equation:
__ C3H8 + __ O2 --> __ CO2 + __ H2O
Ratio: 1:5:3:4
Will this reaction happen?
Calcium + Iron (II) Sulfate --> ?
Yes; Iron + Calcium Sulfate
Will this reaction happen?
Sodium Sulfide + Silver Nitrate --> ?
Yes; Sodium Nitrate (aq) + Silver Sulfide (s)
What is the law of conservation of matter?
Matter cannot be created nor destroyed