Strong and Weak Acids
Strong and Weak Acids
Classification based on Strength of the Acid:
The strength of an acid is determined by the amount of hydrogen ions (H) that the acid provides when dissolved in water.
Strong Acids:
Some of the acids, when dissolved in water, get almost completely dissociated to provide hydrogen ions. These acids are called strong acids. For example, hydrochloric acid (HCl), nitric acid () and sulphuric acid (
) are strong acids.
Weak Acids:
On the other hand, there are some acids which when dissolved in water, are only incompletely dissociated to give hydrogen ions. These are called weak acids. For example, carbonic acid () and acetic acid (
) are weak acids.
Which of the following is a weak acid? | |||
| Right Option : A | |||
| View Explanation | |||
When | |||
| Right Option : A | |||
| View Explanation | |||
Which among the following is a strong acid? | |||
| Right Option : D | |||
| View Explanation | |||
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