Atomic theory
Periodic table/Bonding
acids and bases
Stoichiometry/solutions
thermochemistry/kinetics
100

Element with atomic number of 7

Nitrogen

100

Number of Valence electron(s) in a noble gas

8

100

The substance that donates protons in a neutralization reaction

Acid

100

The number of moles of 4 grams of a helium atom

1

100

The rate of forward reaction equal to rate of backward reaction

Equilibrium

200

Element with electronic configuration of 2-8-7

Chlorine

200

Elements in the periodic table are arranged based on 

 atomic numbers

200

The experiment that illustrates the reaction between an acid and a base

Titration

200

The molarity of 2moles of a helium atom in 10 Liters of solution.

0.2 M

200

The increase in concentration of reactants favors

Forward reaction

300

Element with excited state of 2-7-4

Aluminium

300

Number of bonds in an N2 molecule

3

300

Measures the concentration of hydronium ions in solution

pH scale

300

The number of moles in 15 grams of CaO

0.42

300

The increase in temperature in an exothermic reaction favors

Backward reaction

400

Same atomic number different mass number

Isotope

400

The type of bond that exists in a cesium (Cs) strip.

Metallic

400

The Substance that is doing the dissolving

Solvent

400

The percentage of N2 in N2H2

93.3%

400

The type of stress that affects only gases

pressure

500

Number of electrons in Al3+

10

500

The type of bond between Group 1 and oxygen in group 6

ionic

500

The change in acidity from pH 2 to 5

1000 fold

500

The gram formula mass of CaSO4

136

500

The difference between the energy of the reactants and the energy of the products

Heat of reaction

M
e
n
u