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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-
Ionic Equations & Reactions
When a lump of zinc is added into copper sulfate solution, the two slowly react to produce very small dark copper granules and zinc sulfate solution.
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.
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.
WRITING FORMULA FOR IONIC COMPOUNDS
Writing Ionic Formulas from Names. Steps for Writing Ionic Formulas from Names Write the formula for the cation (metal) including the charge Write the.
SCH 3U1 1. Solubility of Ionic Compounds 2 All solutes will have some solubility in water. “Insoluble” substances simply have extremely low solubility.
Ionic Compounds An ionic bond holds positive ion(s) and negative ion(s) together to form compounds [
Ionic Compounds: Names and Formulas SNC2D. Counting Ions Sodium chloride or NaCl contains 1 sodium ion and 1 chloride ion. (Lewis dot diagrams)
Molar Mass and Mole Calculation Problems
Writing Formulas for Ionic Compounds. Anatomy of a Chemical Formula Chemical formulas express which elements have bonded to form a compound. The subscripts.
Chemical Formulas Chemistry Dr. May Valence Electrons Sum of the outermost s an p electrons Na = 1 Ca = 2 Al = 3 C = 4 N = 5 O = 6 Cl = 7 Ne = 8.
Ionic Compounds Formed from positive and negative ions. Almost always have a metal and a nonmetal.
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.
What is the formula for magnesium chloride? Review of Formula Writing…
Chemistry Jeopardy NameFormulasCombineWrite the Formula Properties
Ionic Compounds Binary compounds: compounds composed of two elements Binary Ionic Compounds Made up of what types of elements? Ex. KCl Contains: potassium.
Chapter 5.8 & Naming & Formula Writing for Ionic Compounds.
Naming and Writing Formulas
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