4keys' College
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5:29
Organic reactions summary
4keys' College
28 views • 9 days ago
5:19
Variable oxidation states in transition metals explained
4keys' College
24 views • 10 days ago
11:54
Stability constant & ligand exchange |Transition metals
4keys' College
26 views • 12 days ago
4:57
Calculating %Cu in an alloy |KI, copper & Sodium thiosulfate titrations
4keys' College
23 views • 13 days ago
5:49
Complex titration problems |Calculating %Fe in a tablet using acidified KMnO4 titrations
4keys' College
23 views • 2 weeks ago
6:52
Redox titrations |Transition metals
4keys' College
39 views • 2 weeks ago
8:15
Transition metal complex isomerism, ligand exchange, shapes of molecules & formation of colors
4keys' College
30 views • 2 weeks ago
2:36
Transition metal shapes & bond angles
4keys' College
15 views • 2 weeks ago
9:45
Transition metal electronic configurations, complex ions & ligands
4keys' College
34 views • 2 weeks ago
8:12
Reactions of Phenols |New series CIE & Zimsec
4keys' College
30 views • 3 weeks ago
10:44
Qualitative analysis |Everything you need to know
4keys' College
37 views • 3 weeks ago
6:17
Polyesters, condensation polymers vs. addition polymers |Environmental concerns
4keys' College
20 views • 3 weeks ago
7:22
Alcohols & Carboxylic acids |O level
4keys' College
32 views • 3 weeks ago
5:14
Addition polymerisation |O level
4keys' College
12 views • 3 weeks ago
4:04
Reactions of alkenes |O level
4keys' College
15 views • 3 weeks ago
8:02
Reactions of Alkanes |O level
4keys' College
6 views • 3 weeks ago
4:30
% composition by mass, calculations and typical examination questions
4keys' College
20 views • 3 weeks ago
6:36
How to determine the order of a reaction
4keys' College
49 views • 1 month ago
8:11
How to find chiral centers in complex organic molecules.
4keys' College
41 views • 1 month ago
1:46
Why study Pi and Sigma bonds
4keys' College
31 views • 1 month ago
9:33
Benzene, phenylamine, nitrobenzene | Alkylation, acylation, nitration & electrophilic substitution
4keys' College
18 views • 1 month ago
8:57
2,4DNP, Fehling's, Silver mirror & Benedict's test for aldehydes & ketones |Carbonyl group reactions
4keys' College
47 views • 1 month ago
4:41
HCN, aldehydes & ketones |Racemates & optical isomerism
4keys' College
41 views • 1 month ago
4:56
How to determine the molecular formula of a hydrocarbon using combustion data
4keys' College
47 views • 1 month ago
3:50
Electronegativity |Periodic trends
4keys' College
31 views • 1 month ago
3:44
Electrode potentials |Redox reactions |The easiest way explained (number line method)
4keys' College
43 views • 1 month ago
7:17
Markownikoff rule explained | Electrophilic addition in alkenes
4keys' College
77 views • 1 month ago
3:43
Shapes of molecules explained
4keys' College
11 views • 1 month ago
8:32
Spin pair repulsion, effective nuclear charge, shielding, atomic size & ionization enthalpies
4keys' College
70 views • 1 month ago
6:41
Ethanolic vs. Aqueous NaOH, nucleophilic substitution & free radical substitution reactions
4keys' College
125 views • 1 month ago
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