Chemistry

clary.toyne
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OCR A Chemistry Unit 1 Revision.

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clary.toyne
Created by clary.toyne almost 6 years ago
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1 UNIT 1
1.1 Moles and Equations
1.1.1 Moles
1.1.1.1 Gas Equation
1.1.1.1.1 Volume=Moles x __
1.1.1.1.1.1 cm = 24000
1.1.1.1.1.2 dm =24
1.1.2 Reacting Masses
1.1.2.1 Emperical Formula
1.1.2.2 molecular formula
1.1.2.3 Water Crystallisation
1.1.2.3.1 anhydrous
1.1.2.3.2 hydrated
1.1.3 Balancing Equations
1.2 Acids and Bases
1.2.1 state formulas
1.2.1.1 HCl, H2SO4 & HNO3
1.2.2 Metal Oxides
1.2.3 Metal hydroxides
1.2.4 Ammonia
1.2.4.1 NH3
1.2.5 Alkalis
1.2.5.1 Release OH- ions in aqueous solution
1.2.5.2 State forumlas
1.2.5.2.1 NAOH, KOH, NH3
1.2.6 Salts
1.2.6.1 produced by H+ of an acid is replaced by metal ion or NH4+
1.2.7 Acid reactions
1.2.7.1 Carbonates
1.2.7.2 bases
1.2.7.2.1 Alkalis
1.3 Redox
1.3.1 oxidation numbers
1.3.1.1 oxidation
1.3.1.1.1 loss of electrons
1.3.1.1.2 oxidation number increase
1.3.1.2 reduction
1.3.1.2.1 gain of electrons
1.3.1.2.2 oxidation number decrease
1.3.2 Redox reactions

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