Unit 3.2 Oxides, Group 1 & Group 17

Oxide

A binary compound that contains oxygen and another element.

Amphoteric

Having the ability to react chemically as either an acid or a base.

Period 3 Oxides

Na2O, MgO, Al2O3, SiO2, P4O10, SO2, and SO3.

Basic

Referring to oxides that have a basic nature.

Acidic

Referring to oxides that have an acidic nature.

Structure

Referring to the type of structure of the oxide compound.

Bonding

Referring to the type of bonding present in the oxide compound.

Electronegativity

The measure of an atom's ability to attract electrons towards itself in a chemical bond.

Group 1 Metals

Also known as Alkali Metals, these are metals that form alkaline solutions with high pH when they react with water.

Physical Properties

Referring to the observable characteristics of the Group 1 metals.

Chemical Properties

Referring to the reactivity and behavior of the Group 1 metals.

The Halogens

Group 17 non-metals that are poisonous and form diatomic molecules.

Halogen

Referring to the elements in Group 17.

Physical State @Room Temp

The physical state of the halogens at room temperature.

Color (In solution)

The color of the halogens when dissolved in a solution.

Reactivity

Referring to the tendency of the halogens to undergo chemical reactions.

Electron Affinity

The energy change that occurs when an electron is added to a neutral atom to form a negative ion.

Atomic Radius

The distance from the nucleus to the outermost shell of an atom.

Halogen Displacement

When a more reactive halogen displaces a less reactive halogen from an aqueous solution of its halide.

Halogen Displacement Reactions

Reactions where a more reactive halogen displaces a less reactive halogen in a displacement reaction.