Transcript
CHAPTER 3CHEMICAL FORMULA AND EQUATION
Cation Formula Anion Formula
Sodium ion Na+ Chloride ion Cl─
Potassium ion K+ Bromide ion Br─
Zinc ion Zn2+ Iodide ion I─
Magnesium ion Mg2+ Oxide ion O2─
Calcium ion Ca2+ Hydroxide ion OH─
Iron(II) Fe2+ Sulphate ion SO42─
Iron(III) Fe3+ Carbonate ion CO32─
Ionic formula
Write the Chemical formula for the compounds below
Cation Anion Name of ionic compound
Na+ Cl─ Sodium chloride
Ca2+ CO32─ Calcium carbonate
Ba+ SO42─ Barium sulphate
Naming of chemical compound
Types of ions
Cation Name
Fe2+ Iron(II)
Fe3+ Iron(III)
Cu+ Copper(I)
Cu2+ Copper(II)
Added with ‘ide’
Anion Name
Cl─ Chloride ion
Br─ Bromide ion
I─ Iodide ion
F─ Flouride ion
Greek prefixes
Compound Name
CO Carbon monoxide
CO2 Carbon dioxide
SO3 Sulphur trioxide
How many ionic formulas can you form from the list below?
CHEMICAL EQUATIONS
AB CD
AD
ReactantsProduct
BC
EXAMPLE TO WRITE THE BALANCE CHEMICAL EQUATIONMagnesium reacts with dilute hydrochloric acid, HCl to produce magnesium chloride, MgCl2 and hydrogen gas, H2. Write an equation to represent the reaction.
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Questions!!
TO BE CONTINUED…(^_^)
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