How to find oxidation number easy chemistry tutorial in Malayalam

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#oxidation_number_method_Malayalam
This chemistry  tutorial on oxidation and reduction  explains how to find oxidation number in Malayalam language. This is on chapter redox reactions
this will be helpful for students of class 8, class 9, class 10, class 11, class 12.


The oxidation number of a monatomic ion equals  charge of the ion.


The oxidation number of a free element is  0.


The sum of the oxidation numbers of all of the atoms in  neutral compound is 0.

The sum of the oxidation numbers in  polyatomic ion is equal to the charge of the ion.
The oxidation number of "Hydrogen" is +1, but it is -1 in when combined with less electronegative elements.
The oxidation number of a Group 1 element in a compound is +1.

The oxidation number of a Group 2 element in a compound is +2.

The oxidation number of "Oxygen" in compounds is usually -2, but it is -1 in peroxides.

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