Madhya Pradesh Police Exam Model Paper 2

The correct answer is Weak acids .

• In universal indicators, a pH of 4 to 5 indicates weak acids.
• Weak acids are only partially ionized in their solutions, whereas strong acids are completely ionized when dissolved in water.
• While most of the acids are weak, there are very few strong acids.
• A weak acid may be 1% ionized or 99% ionized , but it is still classified as a weak acid.
• While only a strong acid is 100% ionized when dissolved in water.