C3 The Periodic Table & Equations

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The Periodic Table & Equations

Always soluble:

All compounds of alkali metals -

Li, Na, K, Rb, Cs

All compounds containing -

NH4, NO3, ClO4, ClO3, CH3CO2

Soluble with exceptions:

All compounds of -

Cl, Br, I except with - Ag, Pb, Hg2

All compounds of -

SO4 except with - Pb, Ca, Sr, Ba, Hg2

Insoluble with exceptions:

All compounds of -

PO4, CO3, S, SO3 except with alkali metals or NH4

All compounds of -

OH or O except with - alkali metals, NH4, Ca, Sr, Ba

Amphoteric:

A compound, especially a metal oxide or hydroxide able to react both as a base and as an acid.

Aluminium oxide, Zinc oxide

Acidic oxides:

An acidic oxide is an oxide that either ⁕reacts with water to form an acid; or ⁕reacts with a base to form a salt.

Phosphorus oxide, Sulphur oxide

Basic oxides:

A basic oxide is an oxide that shows basic properties.

Sodium oxide, Magnesium oxide

Neutral oxides:

Water, Hydrogen, Carbon monoxide

Noble gases:

Group 0

Unreactive

Helium, neon, argon, krypton, xenon, radon

Alkali Metals:

Group 1

Lithium, Sodium, Potassium

Halogens:

Group 7

Simple molecules with two atoms joined together.

Chlorine, Bromine, Iodine,Fluorine, Astatine

Halide:

A compound of a halogen and another element.

Mass/Moles x Molar Mass

1 Mole = 24dm^3

Ionic equations!

Learn patterns in the periodic table!

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