Stoichiometry
Atomic Theory
Gases & Solutions
Redox Reactions
Bonding
100
The sum of the total mass of all the atoms that make up a molecule per mole
What is molar mass?
100
The person who first proposed the atomic theory
Who is John Dalton?
100
The substance being dissolved
What is solvent?
100
The overall charge of Nitrate
What is 1-?
100
The force that gets broken when covalent molecular substances melt or boil
What is Intermolecular force?
200
The number of particles present in one mole of a substance
What is Avogadro's number?
200
The scientist is best known for his "Plum Pudding" model of the atom
Who is J.J Thomson?
200
Substances that cannot be broken down chemically into other substances
What are elements?
200
The oxidation numbers in the compound from left to right: K2Cr2O7
What are 1, -2, and 6?
200
Elements on the left side of the periodic table will most likely form:
What are positive ions?
300
Mg + 2HCl --> MgCl2 + H2
What mass of hydrogen is produced from the reaction of 75 g HCl (MM=36.5 g/mol) and excess Mg?
What is 2.0 g H2?
300
The experiment in which Rutherford discovered the proton
What is the Gold Foil Experiment?
300
Factors that affect solubility
Temperature, pressure, agitation, surface area
300
Determine the oxidation number for each element in the reaction (from left to right) and determine what is being oxidized and what is being reduced:
2Ca+O2 ---> 2CaO
What is 0, 0, 2, -2, and Calcium is being oxidized and Oxygen is getting reduced?
300
The bond that forms to fill outer shells
What is covalent bond?
400
6CO2 +6H2O --> C6H12O6 + 6O2
How many moles of carbon dioxide are needed to react with 3.25 mol of water in the reaction described above?
What is 3.25 mol CO2?
400
The part of the atom that Niels Bohr proposed a model of
What are orbitals?
400
According to the Chemistry Reference Table, which salt shows the least change in solubility from 0-100 degrees Celsius?
What is sodium chloride?
400
Complete the following redox reaction:
KF (g) + Cl2 (g) ---> ___ + ___
What is KCl + F2?
400
Determine the type of bond of CaCl2:
What is ionic bond?
500
Chlorine gas reacts with potassium bromide to produce potassium chloride and bromine gas. How many grams of potassium chloride can be produced from 300. g each of chlorine and potassium bromide?
What is 188 g KCl?
500
The correct sequence of the scientists who made major changes in the model of the atom:
1-JJ Thomson 2-Erwin Schrodinger 3-John Dalton 4-Niels Bohr 5-Ernest Rutherford
What is 3, 1, 5, 4, 2?
500
Identify the solute:
Lemonade - it contains water, lemon juice, and sugar
What is sugar and lemon juice?
500
Write the oxidation and reduction half-reactions for the following equation:
Co (s) + FeSO4 (aq) ---> CoSO4 (aq) + Fe (s)
What is Co --> C^+2 + 2e- and Fe + 2e- --> Fe^-2?
500
Show the transfer of electrons through Lewis structures:
Na + O
What is Na2^+O^-2?