Chemistry
(1)
Inorganic
(1)
General Science
(2)
e-learning
(1)
education
(1)
All ages
(2)
Teaching modules
(4)
FSU
(3)
00:01:00
Our youngest scientist
00:10:00
Science With Acquah (The Quiz)
00:37:00
Oxidation Numbers and Equations
The concept of oxidation and reduction is explained and generalised using oxidation numbers with ionic and covalent examples. Several equations are balanced, using the oxidation number method to fix various atomic ratios.
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00:13:00
Estimation – Educated Guesswork?
How can we make sensible estimates of very large numbers? It is often very important to know the size of an unknown number, at least to within a factor of ten.
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