Chemistry Benchmark Review (Final)

Action Reaction

100

[M8] The starting substances in a chemical reaction

What are reactants?

200

[M16] The precipitate in the reaction below:
HCl(aq) + AgNO₃ (aq) → AgCl(s)

What is AgCl(s)?

300

[M15] How does increasing the concentration of a reactant affect reaction rate?

Speeds up the reaction

400

[M15] The equilibrium constant expression Keq for:
2SO₃ ↔ 2SO₂ + O₂ 

[SO₂]²[O₂]/[SO₃]²

500

[M8] Balance the reaction below
SiO₂ + HF → SiF₄ + H₂O

SiO₂ + 4HF → SiF₄ + 2H₂O

It's Elemental

100

[M3] The sum of protons and neutrons in an atom's nucleus

What is mass number?

200

[M3] Subatomic particle which has the same mass as a proton

What is a neutron

300

[M3] The name for atoms of an element that have different masses

What is isotope?

400

[M5] The rule stating that atoms are most stable with 8 electrons

What is the octet rule

500

[M5] The three rules for arrangement of electrons

What is the Aufbau, Hund's Rule, and the Pauli Exclusion Principle

PERIOD.

100

[M5] The number of valence electrons in a group 1 metal

What is one

200

[M5] The name for group 2 on the periodic table

What is the alkaline earth metals?

300

[M5] Elements in the same group have the same number of ________   _________

valence electrons

400

[M3] Fill in the blank:
atomic number = _________ = number of electrons

atomic number = number of protons = number of electrons

500

[M4] What is the group and period for the following configuration:
[Ne]3s²3p³

period 3, group 15

Holy Mole-y

100

[M9] The number of particles present in one mole 

What is 6.02 x 10²³

200

[M9] The mass in grams of one mole of a pure substance

What is molar mass? 

300

[M10] The molar ratio of Fe to Al
Fe₂O₃ + 2Al → 2Fe + Al₂O₃ 

1:1

400

[M9] The molar mass of H₂CrO₄

What is 118g/mol?

500

[M10] Grams of Fe₂O₃ present in 0.82 mol Fe₂O₃

What is 130g?

?????????

100

[M10] The branch of chemistry that is devoted to the study of carbon compounds

What is organic chemistry?

200

[M11] Transition from one state of matter to another

What is phase change?

300

[M11] Phase change that describes the direct conversion of a solid into a gas

What is sublimation? 

400

[M19] The use of electric energy to bring about a chemical reaction

What is electrolysis?

500

[M20] Organic compounds contain benzene rings

What are aromatic compounds?