Ray Lau 的化學及科學頻道
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7:16
Chapter Nine: Reactivity of Metals - Displacement Reaction (Part 3)
Ray Lau 的化學及科學頻道
5 views • 3 days ago
8:41
Chapter Nine: Reactivity of Metals - Displacement Reaction (Part 2)
Ray Lau 的化學及科學頻道
2 views • 3 days ago
7:05
Chapter Nine: Reactivity of Metals - Displacement Reaction (Part 1)
Ray Lau 的化學及科學頻道
8 views • 3 days ago
7:16
Chapter Nine: Reactivity of Metals - Writing Ionic Equation (Part 2)
Ray Lau 的化學及科學頻道
8 views • 3 days ago
8:05
Chapter Nine: Reactivity of Metals - Writing Ionic Equation (Part 1)
Ray Lau 的化學及科學頻道
5 views • 3 days ago
3:19
Chapter Nine: Reactivity of Metals - Storage and Appearance of Metals
Ray Lau 的化學及科學頻道
6 views • 4 days ago
4:56
Chapter Nine: Reactivity of Metals - Reaction with Acids (Part 2)
Ray Lau 的化學及科學頻道
3 views • 4 days ago
5:53
Chapter Nine: Reactivity of Metals - Reaction with Acids (Part 1)
Ray Lau 的化學及科學頻道
2 views • 4 days ago
5:35
Chapter Nine: Reactivity of Metals - Reaction with Water / Steam (Part 2)
Ray Lau 的化學及科學頻道
1 view • 4 days ago
7:55
Chapter Nine: Reactivity of Metals - Reaction with Water / Steam (Part 1)
Ray Lau 的化學及科學頻道
4 views • 4 days ago
4:45
Chapter Nine: Reactivity of Metals - Reaction with Air / Oxygen (Part 2)
Ray Lau 的化學及科學頻道
8 views • 4 days ago
5:23
Chapter Nine: Reactivity of Metals - Reaction with Air / Oxygen (Part 1)
Ray Lau 的化學及科學頻道
5 views • 4 days ago
7:09
Chapter Eight: Metals - More about Reactivity Series
Ray Lau 的化學及科學頻道
3 views • 5 days ago
4:43
Chapter Eight: Metals - Extraction of Metals - Heat with Reducing Agent (More Reactive Metal)
Ray Lau 的化學及科學頻道
11 views • 5 days ago
5:55
Chapter Eight: Metals - Extraction of Metals - Heat with Reducing Agent (Hydrogen / Carbon monoxide)
Ray Lau 的化學及科學頻道
4 views • 5 days ago
4:54
Chapter Eight: Metals - Extraction of Metals - Heat with Reducing Agent (Carbon / Charcoal / Coke)
Ray Lau 的化學及科學頻道
4 views • 5 days ago
3:31
Chapter Eight: Metals - Extraction of Metals - Drying Heating
Ray Lau 的化學及科學頻道
3 views • 5 days ago
5:51
Chapter Eight: Metals - Experiment 8.1 & 8.2 Explanation
Ray Lau 的化學及科學頻道
2 views • 5 days ago
3:52
Chapter Eight: Metals - Experiment 8.2 Results
Ray Lau 的化學及科學頻道
2 views • 5 days ago
2:54
Chapter Eight: Metals - Experiment 8.1 Results
Ray Lau 的化學及科學頻道
8 views • 5 days ago
8:32
Chapter Eight: Metals - Occurrence and Discovery of Metals (Part 2)
Ray Lau 的化學及科學頻道
5 views • 5 days ago
4:58
Chapter Eight: Metals - Occurrence and Discovery of Metals (Part 1)
Ray Lau 的化學及科學頻道
9 views • 5 days ago
3:15
Chapter Eight: Metals - Problem of Using Metals
Ray Lau 的化學及科學頻道
6 views • 5 days ago
3:04
Chapter Eight: Metals - Uses of Metals (Part 2)
Ray Lau 的化學及科學頻道
9 views • 5 days ago
4:27
Chapter Eight: Metals - Uses of Metals (Part 1)
Ray Lau 的化學及科學頻道
4 views • 5 days ago
4:42
Chapter Seven: Structure and Properties - Application and Worked Example 3
Ray Lau 的化學及科學頻道
22 views • 9 days ago
4:50
Chapter Seven: Structure and Properties - Application and Worked Example 2
Ray Lau 的化學及科學頻道
6 views • 9 days ago
6:13
Chapter Seven: Structure and Properties - Application and Worked Example 1
Ray Lau 的化學及科學頻道
13 views • 9 days ago
5:15
Chapter Seven: Structure and Properties - Properties of GMS 2
Ray Lau 的化學及科學頻道
10 views • 9 days ago
6:19
Chapter Seven: Structure and Properties - Properties of GMS 1
Ray Lau 的化學及科學頻道
6 views • 9 days ago
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