Unit 1 - Atomic Theory
Unit 2 - Chemical Calculations
Organic Chemistry
Electro chemistry
Chemistry and the Environment
100

The mass of the reactants must equal the mass of the products. (Balanced Equations)


What is the Conservation of Mass?

100

How many atoms are there in 3 moles of Copper?

What is 1.807x10^24?

100
A molecular element containing only two atoms.

What is diatomic?

100

The study of the interchange of the chemical and electrical energy.

What is Electrochemistry? 

100

A procedure used in chemistry to determine the concentration of an unknown acid or base using a neutralization reaction and Stoichiometry.

What is Titration?

200

Electrons exist in a series of allowed orbits called energy levels. Electrons can jump between energy levels by absorbing and emitting photons carrying an amount of energy that equals the difference between the energy levels of the electrons. 

What is Neil's Bohr's Model?

200

6.02x10^23

What is Avogadro's Constant?

200

Nomenclature: PBr3

Phosphorous Tribromide

200

The oxidation numbers of the atoms in NH4+.

What is N=-3 and H=+1?

200

A calibrated tube used to deliver variable known volumes of a solution during a titration.

What is a burette?

300

Electrons excited to higher energy levels emit light when they fall back down.

What is Emission Spectra?
300

The amount of moles in a sample of CO2 that is made up of 5.83x10^24 molecules?


What is 9.68mol?

300

Trend in electronegativity as you move from left to right on the periodic table.

What is increasing?

300

The Oxidation Number of FeCl3.

What is Fe=3+ and Cl=1-?

300

The solution in the burette during the titration (most often the solution of known concentration).

What is a Titrant?

400

One is produced when atoms release energy and one is produced when atoms absorb energy. One is comprised of colored lines in the spectrum and the other is comprised of dark lines of gaps in the spectrum.

What is the difference between the Emission Spectra and the Absorption Spectra.

400

I am calculated by adding all the relative atomic masses of the molecule.

What is Molecular mass?

400

The number of covalent bonds an atom can form.

What is Bonding Capacity?
400

The effect on the oxidation number when electrons are gained.

What is decreasing?

400

The point in a titration when the quantity of acid has exactly neutralized the quantity of base.

What is the equivalence point?

500

Can be used in fire works, neon signs and street lights.

What are the Applications of Emission Spectrum.

500
The number of moles times the molar mass.      

What is the mass?

500

An unequal sharing of electrons in a bond, such that the electrons tend to spend more time with the more electronegative atom then the other.

What is Polar Covalent?

500

Zn (s) + CuSO4 (aq) = Cu (s) + ZnSO4 (aq)

Identify the Spectator Ions.

What is SO4^2-(aq)?
500

A substance that changes color in the presence of acid or basic solutions.

What is an acid-base indicator?
600

All mater is made up of tiny particles called atoms. Each atom is made up of smaller sub-atomic particles. (Protons, Neutrons and Electrons)

What is Modern Atomic Theory?

600

The Molar Mass of CuSO4.

What is 159.609g/mol?

600

Has an electronegativity difference of 0.2.

What is Non-Polar Covalent?

600

A device that converts chemical energy from redox reactions into electrical energy.

What is a Galvanic cell?

600

The measure of the amount of Hydronium Ions in a solution.

What is PH?

700
Stated that Atoms are invisible.

What is John Dalton's Solid Sphere Model?

700

Mass divided by Molar Mass.

What is the number of Moles?

700

A molecule where an uneven distribution of electrons causes one end to be positively charged and one end to be negatively charged.

What is a Polar Molecule?

700

The electrode on a Galvanic cell where oxidation occurs.

What is an Anode?
700

Both acids and bases ionize/dissociate in aqueous solution.

What is the Arrhenius Theory of Acids and Bases?

800

Won a Nobel Prize in 1897 for the discovery of electrons.

Who is J. J. Thompson? 

800

Divide the number of moles by Avogadro's Constant.

What is the Number of Particles?

800

Forces of electrostatic attraction within a molecule.

What is Intramolecular Force?

800

Maintains the neutral charge in the half-cells by allowing negative ions to migrate towards the anode and positive ions to migrate towards the cathode. 

What is a salt-bridge?

800

Hydrogen containing compounds that ionize in water to increase the H+ concentration in a solution.

What are Arrhenius Acids?

900

Proved there was a positive charge in the Nucleus of the atom.

Who is Earnest Rutherford?

900

The number of molecules in 10 moles of H2O.

What is 6.02x10^24 molecules of H2O?

900

An Intermolecular Force that occurs between two Polar Molecules having dipoles.

What are Dipole-Dipole Forces?

900

Also known as electromotive force.

What is Cell Potential?

900

A substance that can remove a proton (H+ Ion) from an Acid.

What are Bronsted-Lowry bases?

1000

Proved that electrons do not move in set paths around the nucleus, but in waves. Claimed their positions are uncertain and instead we have "clouds of probability," where we are most likely to find them.

Who is Erwin Schrodinger? 

1000

The number of moles in 163g NaF.

What is 3.88 moles?

1000

An Intermolecular force that occurs between Hydrogen atoms of one molecule and a highly electronegative atoms in another.

What are Hydrogen Bonds?

1000

An external energy that powers a non-spontaneous reaction.

What is Electrolysis?

1000

Compounds that can act as either an acid or a base in different chemical reactions.

What is Amphoteric?

1100

I am the sum of the number of protons and neutrons.

What is the mass number?

1100

The amount of grams in 1.80 moles of Mg(OH)2.

What is 105g?

1100

Molecules that have the same molecular formula, but the atoms are bonded together in a different sequence.

What are Constitutional Isomers?

1100

A mixture of metals, and sometimes other elements, such as carbon (used to make steel).

What is an alloy?

1100

Determined by the concentration of H+ ions in a solution.

What is Acid strength?

1200

I have the same number of protons but a different number of neutrons.

What is an isotope?

1200

The percent of mass of each element in a compound.

What is Percent Composition?

1200

A Hydrocarbon with all Carbon-Carbon single bonds.

What are Alkanes?
1200

The deterioration of metals as a result of oxidation.

What is Corrosion?

1200

Determined by the concentration of OH- ions in a solution.

What is base strength?

1300

I am a metal with more then one charge.

What is multivalent?

1300

The percent composition of a compound that contains 84.05g of Carbon, 5.00g of Hydrogen, 42.02g of Nitrogen, and 96.08g of Oxygen.

What is 37% Carbon, 2.20% Hydrogen, 18.50% Nitrogen, and 42.30% Oxygen?

1300

The longest continuous chain or ring of carbon atoms.

What is the Parent Chain?

1300

Moisture, dissolved electrolytes, contact with less reactive metals, and mechanical stress. 

What are the factors that affect the rate of corrosion?

1300

Formula for determining PH.

What is -log(H+)?

1400

I am a negatively charged ion.

What is an Anion?

1400

A compound always contains the same proportions of elements by mass.

What is the Law of Definite Proportions?

1400

The removal of two atoms/groups to form a double bond.  

What is an Elimination Reaction?

1400

An equation representing either an oxidation or a reduction including the number of electrons lost or gained.

What is a Half-Reaction?

1400

The pOH of a solution at 25 degrees C, with a hydroxide concentration of 3.2x10^-10mol/L.

What is 9.49?

1500

This element has 2 orbits and 5 valence electrons.

What is Nitrogen?

1500

Reactants that are used up first in a chemical reaction.

What are limiting reagents?

1500

The Molecular Formula for Benzene.

What is C6H6?

1500

A piece of Aluminum wire is placed in a Copper(II) Sulfate Solution. Write the half-reactions.

What is 2Al (s) + 6e = 2Al3+ (aq) and 3Cu2+ (aq) + 6e = 3Cu (s)?

1500

Water that contains dissolved calcium, magnesium, and iron ions.

What is Hard Water?

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