712 Chemistry IGCSE P-2 Topical Past Papers

/ 16
1 The Particulate Nature Of Matter 5
1.1 The particulate nature of matter 5
1 ANSWER SECTION-1 16
2 Experimental Techniques 17
2.1 Measurement 17
2.2 Purity 18
2 ANSWER SECTION-1 33
3 Atoms, Elements And Compounds 34
3.1 Atomic structure and the periodic table 34
3.2 Ions and ionic bonds 48
3.3 Molecules and covalent bonds 54
3.4 Macromolecules 62
3.5 Metallic bonding 66
3 ANSWER SECTION-1 71
4 Stoichiometry 72
4.1 Stoichiometry 72
4.2 The mole concept77 77
4 ANSWER SECTION-1 81
5 Electricity And Chemistry 82
5.1 Electricity and chemistry 82
5 ANSWER SECTION-1 108
6 CHEMICAL ENERGETICS 109
6.1 Energetics of a reaction 109
6.2 Energy transfer 130
6 ANSWER SECTION-1 131
7 Chemical Reactions 132
7.1 Rate (speed) of reaction 132
7.2 Reversible reactions 147
7.3 Redox 156
7 ANSWER SECTION-1 162
8 Acids, Bases And Salts 163
8.1 The characteristic properties of acids and bases 163
8.2 Types of oxides 172
8.3 Preparation of salts 179
8.4 Identification ions and gases 191
8 ANSWER SECTION-1 200
9 THE PERIODIC TABLE 201
9.1 The periodic table 201
9.2 Group properties 207
9.3 Transition elements 219
9.4 Noble gases 227
9 ANSWER SECTION-1 230
10 Metals 231
10.1 Properties of metals 231
10.2 Reactivity series 235
10.3 Extraction of metals 249
10.4 Uses of metals 263
10 ANSWER SECTION-1 272
11 Air And Water 273
11.1 Water and rusting 273
11.2 Air 284
11.3 Nitrogen and fertilisers 293
11.4 Carbon dioxide and methane 303
11 ANSWER SECTION-1 306
12 Sulfur 307
12.1 Sulfur 307
12 ANSWER SECTION-1 311
13 Organic Chemistry 312
13.1 Fuels 312
13.2 Alkanes 327
13.3 Alkenes 331
13.4 Carboxylic acids 342
13.5 Polymers 352
13 ANSWER SECTION-1 360