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Ions and Formulas

GCSE chemistry and combined chemistry

QuestionAnswer
Group 1 ions with an example +1. i.e. Na+, K+, Li+
Group 7 ions with an example -1. i.e. F-, Cl-
Group 2 ions with an example +2. i.e. Mg 2+, Ca 2+
Group 6 ions with an example -2. i.e. O 2-
Group 3 ion with an example 3+. i.e. Al 3+
Hydroxide ion OH-
Sulfate ion SO4 2-
Nitrate ion NO3 -
Carbonate ion CO3 2-
Ammonium ion NH4 +
Formula of Sodium Chloride NaCl
Formula of Magnesium oxide MgO
Formula of Sodium Oxide Na2O
Formula of Magnesium Chloride MgCl2
Formula of Aluminium Fluoride AlF3
Formula of Aluminium Oxide Al2O3
Formula of Lithium Hydroxide LiOH
Formula of Sodium Carbonate Na2CO3
Formula of Calcium Sulfate CaSO4
Formula of Magnesium Hydroxide Mg(OH)2
Formula of Aluminium Carbonate Al2(CO3)3
Formula of water H20
Formula of Carbon Dioxide CO2
Formula of Chlorine Cl2
Formula of Hydrogen H2
Formula of Oxygen 02
Formula of Nitrogen N2
Formula of Bromine Br2
Created by: JBearfield
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