京东 11.11 红包
[IG化学] Topic 6_fuel and fuel cell
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[IG化学]Topic 7.2 Rate of reaction复习
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[IG化学笔记题] Topic 14.2 Alkanes
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Topic 7.3 Equilibrium例题讲解
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[IG化学笔记题] Topic 14.4 Alcohol笔记题
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[IG化学] Topic 6 Chemical energetics MCQ 16-18 题目讲解
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[IG化学真题讲解]Topic 11 Air and water MCQ 2020 上
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[IG化学笔记题] Air and water, carbonates, crude oil
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Steel Manufacturing Including Blast Furnace and BOS (Topic 10.3)
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IGCSE Physics Paper 0625_M22_QP_42_Full solution with Detailed Explanation
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Topic 5_Electrolysis of Aqueous Potassium Iodide(电解碘化钾水溶液)
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[IG化学笔记题] Extraction of Al and Zn
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Topic 14.6 MCQ 16-18 I-Q5
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[IG化学笔记题] Topic 12 non-metal compounds
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Topic 4_加热至恒重确定氧化镁的化学式 (Heating to a Constant Mass)
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Topic 8.3_Test for oxygen gas
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Topic 7.4_Potassium Manganate(VII) with Potassium Iodide
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IGCSE 0620 Chemistry Feb_March 2021 Paper 42 Model Answer - 0620_42_F_M_21
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Topic 8.3_Testing for chlorine gas
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Topic 10_Reaction of Magnesium and Water
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Topic 4.2 Miscellaneous Q7
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Topic 4.2 Miscellaneous Q5
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Ammonia synthesis_Haber process (Topic 7.3 Reversible reaction)
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Topic 3.2 Ionic Bonding - All you need to know!
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Topic 4.2 Miscellaneous Q6
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Topic 12_Sulfuric Acid and Sugar - Dehydration of Sugar Experiment浓硫酸让葡萄糖脱水
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Nuclear Reactor-Understanding how it works (Topic 6 Chemical energetics)
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I-4 Part A Solids 笔记题
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Topic 12 nitrogen and sulfur STR 16-18习题讲解
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Topic 4.2 Miscellaneous Q8
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[AL化学] Ch29_¹³C NMR Spectroscopy
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Decomposition of hydrogen peroxide (Topic 7.2 Rate of reaction)
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Marble Reacts with Acid (Topic 8.1 Acid and base)
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[IG化学] Reversible reactions 到effect of T on equilibrium
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I-3 Part D Intermolecular forces MCQ 02-18习题课
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IV-1 Alkane and alkene(1) - Isomers of alkane
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CAIE IGCSE Physics (0625) Solved Paper 4-February March 2021 P42 Full Solution
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II-2 Part D Hess's law MCQ 02-18 Q25-Q44 (ykx and gzp)习题课
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Topic 3_What is cancer radiotherapy and how does it work肿瘤的放疗
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Iodoform test
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4月9日讲课_Infrared spectroscopy and mass spectrometry