(a) What is meant by pH of a solution? (b) State one difference between a strong electrolyte and a weak electrolyte. Give one example of each

CBSE Class 10 CBSE Class 10 Science
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1

(a) What is meant by pH of a solution?
(b) State one difference between a strong electrolyte and a weak electrolyte. Give one example of each.

2

(a) pH stands for ‘power of Hydrogen’, it is the amount of hydrogen ions present in a solution which determines its acidity or alkalinity.

(b) Strong Electrolyte: Completely dissociate at moderate concentration.
Example:
image

Weak Electrolyte: Not completely dissociate at moderate concentration.
Example:
image