Chemistry 9

Types of Matter

100

A glass of water with a tablespoon of sugar dissolved in it is an example of this kind of mixture

Homogeneous

200

For this kind of compound to form, a transfer of electrons is required

Ionic compound

300

This kind of compound is formed when electrons are shared between atoms

Covalent compound

400

This type of pure substance is formed when atoms of different elements are combined chemically

Compound

500

This property of matter is calculated by dividing an item's mass by its volume

Density

The Periodic Table

100

The atomic number of an element tells you how many of this subatomic particle the element has

proton

200

This element is in row number 3 and group number 17

Chlorine

300

This group on the periodic table is known for being particularly unreactive

the noble gases

400

This group of metals is considered the most reactive on the periodic table due to their singular valence electron

Alkali metals

500

This physical property is related to both i) the number of orbitals an atom has and ii) the number of protons in the nucleus

Atomic radius

Atoms and Ions

100

This subatomic particle is positively charged

Proton

200

This subatomic particle has no charge

neutron

300

These negatively charged subatomic particles are held furthest away from the nucleus of the atom

valence electrons

400

This type of particle is formed when an atom gains a positive or negative charge

Ions

500

This central part of the atom is where most of the mass of contained

Nucleus

Naming Compounds

100

Name the following ionic compound:

NaOH

Sodium chloride

200

Name the following ionic compound

MgSO₃

Magnesium sulphite

300

Name the following ionic compound:

(NH₄)₂Cr₂O₇

Ammonium dichromate

400

Name the following ionic compound

Fe₂O

Iron (II) oxide

500

Name the following ionic compound:

Cu₂(CO₃)₃

Copper (III) carbonate

Formulas Compounds

100

Give the formula for the following ionic compound:

Potassium oxide

K₂O

200

Give the formula for the following ionic compound:

Sodium hydroxide

NaOH

300

Give the formula for the following ionic compound:

Calcium phosphide

Ca₃P₂

400

Give the formula for the following ionic compound:

Iron (III) nitrate

Fe(NO₃)₃

500

Give the formula for the following ionic compound:

Nickel (II) phosphite

Ni₃(PO₃)₂