Q
Which of the following is NOT a characteristic of acids?
RRB NTPC (UG) CBT-1, 7-Aug-25 S-3
2025
✓ Answer:
C
They release OH- ions in water.
An acid does not release OH- ions in water. An acid is a substance that releases hydrogen ions when dissolved in water or donates protons. A base, conversely, is the substance that releases hydroxide ions in water.