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课时1：topic1-1
17:18
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课时2：topic1-2
14:34
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课时3：topic2-1
14:30
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课时4：topic2-2
16:50
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课时5：topic2-3
16:06
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课时6：Topic 3-1-ionic bonding-1
21:52
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课时7：Topic 3-1-ionic bonding-2
21:38
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课时8：Topic 3-2-covalent bond-1
19:18
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课时9：Topic 3-2-covalent bond-2
22:04
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课时10：Topic 3-3-shape-1
20:36
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课时11：Topic 3-3-shape-2
22:26
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课时12：Topic 3-3-shape-3
17:39
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课时13：Topic 3-4-metallic bonding
13:05
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课时14：Topic 3-5-lattice
20:25
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课时15：Topic 4A-1-hydrocarbon and homologous series
22:34
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课时16：Topic 4A-2-naming-1
15:47
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课时17：Topic 4A-2-naming-2
14:47
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课时18：Topic 4A-3-structural isomerism, hazard and risk
15:08
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课时19：Topic 4A-4-types of reaction
21:22
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课时20：Topic 4B-1-alkanes
15:44
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课时21：Topic 4B-2-reaction of alkanes
22:01
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课时22：Topic 4B-3-free radical substitution
13:18
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课时23：Topic 5-1-geometric isomers
14:58
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课时24：Topic 5-2-chemical reaction.mp4
08:58
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课时25：Topic 5-3-electrophlic addition mechanism
20:05
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课时26：Topic 5-4-polymerisation
09:38
工作时间： 8:30 - 17:30
培诺教育： 4008118532
