Oxidation state of Hydrogen

Q: Hydrogen in its all compounds has +1 oxidation state but it is -1 in metal hydrides. WHY? Ans:    Because majority of the metals are...

Oxidation state of elements in free state.

 Q: Why the Oxidation number of all elements in free state and molecules having same atoms always zero? Ans:    Oxidation number s...

Red-ox Reaction

Q: Why the following reaction is known as red-ox reaction? Why it is not only known as either reduction or oxidation reaction?            ...

Redox Reaction

  Q: In Chemistry, there are many reactions which do not involve Hydrogen and Oxygen but they are known as Redox reaction. WHY? An...

Electrolytes v/s nonelectrolytes

 Q. Why electrolytes form ions but non-electrolytes do not? Ans:     This depends upon the nature of the compounds. All ionic c...