Chemical Reactions and Equations
Mathematics of Formulas and Equations
Oxidation-Reduction Reactions
Electro Chemistry
Life Skills & General Knowledge
100
Name an example of a chemical reaction.
Answers will vary.
100
This term is used to describe how many atoms there are in a particular substance.
Mole or Moles
100
What does it mean for a substance to be oxidized?
The substance has lost electrons.
100
What is an example of an electrolyte?
Answers will vary
100
Penicillin, Kanamycin and Ampicillin are all types of what?
Antibiotics
150
This is the name for the number placed in front of a chemical formula that indicates the number of the entire molecule present.
Coefficient
150
What is Avogadro's Number?
6.022 * 1023
150
What does it mean for a substance to be the oxidizing agent?
This substance causes another substance it is reacting with to oxidize (lose electrons).
150
What are the two types of electrochemical cells?
Galvanic (Voltaic) and Electrolytic
150
You take out a $1000 loan in February that has a 5% interest rate per month. How much money do you need to pay off the loan in March?
$1050
200
This is the name for a liquid and solid product made in a chemical reaction.
Precipitate
200
This is the term used for the area or field of chemistry that deals with the quantity of chemical substances.
Stoichiometry
200
LEO the lion goes GER
GER stands for what?
Gain Electrons Reduced
200
What are the names for the two types of electrodes?
Anode and Cathode
200
How long should you wash your hands for at the minimum?
20 seconds
250
Name all 5 types of chemical reactions.
Synthesis
Decomposition
Single-Displacement
Double-Displacement
Combustion
250
What is the molar mass of water (H2O)?
(Include the units)
18.015 g/mol
250
What is the typical oxidation number of Oxygen in a peroxide?
-1
250
Approximately how many lemons/potato batteries did it take to light the LED?
4 batteries
250
At what age is it safe for infants to consume water?
6 months
300
Balance the following:
N2 + H2 -> NH3
N2 + 3H2 -> 2NH3
300
Fill in the blanks:
To convert mass into moles, you must _____ using the molar mass. To convert moles into the number of atoms, you must ______ using Avogadro's Number.
Divide; Multiply
300
What is step 2 of balancing redox reactions?
Balance all elements except hydrogen and oxygen.
300
Fill in the blank: The oxidation half-cell of my battery was the ___________ and the reduction half-cell of my battery was the ________.
Zinc Coated Nail; Copper Penny
300
How many ounces (oz) are in a cup?
8 ounces
400
Does the following reaction occur? Yes or No.
Fe + CuSO4 -> FeSO4 + Cu
Yes
400
What is the percent composition of Carbon in CO?
42.87%
400
What is the oxidation number of Carbon in CO2?
+4
400
What are the 5 necessary components of a galvanic cell outlined in our lab?
Oxidation Half-Cell, Reduction Half-Cell, Electrolyte, Wire, Salt-Bridge
400
What does this symbol mean when it comes to laundry?
Do Not Wash