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IC5.5.5 Formulae of salts © Oxford University Press 2011 Formulae of salts How to work out the formulae of salts
IC5.5.5 Formulae of salts © Oxford University Press 2011 Salts are ionic compounds containing positive and negative ions. Overall the compound has no charge. The positive and negative charges of the ions in the formula balance. sodium ion Na + chloride ion Cl - + sodium chloride NaCl - + -
IC5.5.5 Formulae of salts © Oxford University Press 2011 What is the formula for copper(II) hydroxide? Cu(OH) 2 Copper(II) hydroxide copper ion Cu 2+ hydroxide ion OH - 2+ - --
IC5.5.5 Formulae of salts © Oxford University Press 2011 What is the formula for magnesium chloride? MgCl 2 magnesium chloride magnesium ion Mg 2+ chloride ion Cl - 2+ - --
IC5.5.5 Formulae of salts © Oxford University Press 2011 What is the formula for calcium sulfate? CaSO 4 calcium sulfate calcium ion Ca 2+ sulfate ion SO 4 2- 2- 2+ 2-
IC5.5.5 Formulae of salts © Oxford University Press 2011 What is the formula for calcium carbonate? CaCO 3 calcium carbonate calcium ion Ca 2+ carbonate ion CO 3 2- 2- 2+ 2-
IC5.5.5 Formulae of salts © Oxford University Press 2011 What is the formula for iron(III) oxide? Fe 2 O 3 iron(III) oxide iron ion Fe 3+ oxide ion O 2- 3+ 2- 3+ 2-
CHEMISTRY NOTES Polyatomic Ions. What is the formula for…. Iron (III) chloride FeCl 3 Copper (II) nitride Cu 3 N 2 Tin (II) Oxide SnO.
Ionic Compounds Formed from positive and negative ions. Almost always have a metal and a nonmetal.
Writing Ionic Formulas from Names. Steps for Writing Ionic Formulas from Names Write the formula for the cation (metal) including the charge Write the.
Are neutral because the total positive charges of the cation equal the total negative charge of the anion.
Writing Formulas and Names for Ionic Compounds. I can write the name and formula for a binary ionic compound. A binary ionic compound is a compound.
More Ionic Compounds. Rules for Writing Ionic Formulas The cation comes first in the chemical formula for ionic compounds. The cation comes first in the.
Ionic Bonds & Ionic Compounds Types of ions – Monatomic ions - ions formed from a single atom. Ca 2+, K +, Al 3+, Cu +, Cu 2+, Fe 2+, Fe 3+, Cl -, O 2-,
Do Now 1.Write the word equation for the reaction of calcium and water Calcium + water calcium hydroxide + hydrogen 2.Write the word equation for the.
Naming and Writing Formulas
Naming & Writing Formulas
Binary Ionic Compounds. Binary ionic compounds are made up of only two elements. The positive ion, or cation, is an ion consisting of only one atom. The.
Naming Compounds. Ionic Compounds The net (final) charge of the compound will be ZERO! This means that there must be equal amounts of positive and negative.
Chemical Formulas and Chemical Compounds 7-1 Chemical Names and Formulas 7-2 Oxidation Numbers 7-3 Using Chemical Formulas 7-4 Determining Chemical Formulas.
WRITING FORMULA FOR IONIC COMPOUNDS
Chemistry Jeopardy NameFormulasCombineWrite the Formula Properties
Ionic Equations & Reactions
Reactions. DON’T COPY pink WRITING. Acid + base This is a common reaction and needs to be remembered for exams. ACID + BASE -> SALT + WATER E.g. hydrochloric.
What is the formula for magnesium chloride? Review of Formula Writing…
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