Chemistry Unit Review

Vocab

100

Particle that has gained or lost an electron

Ion

200

Neutrally charged subatomic particle

Neutron

300

Metal atoms that have lost electrons

Cations

400

More than one possible chage

Multivalent

500

Attraction between positive and negative charges that hold compounds together

Ionic bond

Atomic Theory

100

An element with a full outer shell

He, Ne, Ar, Kr, Xe, Rn

200

A regular variation in the properties of elements

Periodic trend

300

Elements found on the right side of the periodic table

Non-Metals

400

An element with 3 valence electrons

B, Al, Ga, In, Tl

500

Location of protons and neutrons

Nucleus

Compounds

100

Compounds formed by the gain or loss of electrons

Ionic

200

Compounds formed by sharing electrons

Covalent

300

The pair of electrons involved in a covalent bond

Bonding Pair

400

Bond made between two non-metal atoms

Covalent

500

A pair of identical atoms that are joined by covalent bonds

Diatomic Molecule

Naming 1

100

KCl

potassium chloride

200

CaSO₄

Calcium Sulphate

300

(NH₄)₃N

Ammonium Nitride

400

PBr₅

Phosphorus pentabromide

500

Ni₂(SO₄)₃

Nickel (III) Sulfate

Naming 2

100

Strontium Chloride

SrCl₂

200

Ammonium Dichromate

(NH₄)₂Cr₂O₇

300

Dinitrogen Trioxide

N₂O₃

400

Manganese (IV) Sulphide

MnS₂

500

Niobium (V) Nitride

Nb₃N₅