Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter4: Stoichiometry
Section: Chapter Questions
Problem 4.22PAE: 4.22 Generally, an excess of O2 is needed for the reaction Sn+O2SnO2 . What is the minimum number of...
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true or false
(a) if a substance is oxidised, it is gaining electrons.
(b) if an ion is oxidised, its oxidation number increases.
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