What property of acids gives them their sour taste?
A. Effect on indicators
B. Reaction with metals
C. Reaction with bases
D. Sour taste
Acids have a sour taste, which is one of their characteristic properties. This taste is primarily due to the presence of \(H^+\) ions. However, it's essential to note that tasting chemicals is not safe and should never be done, as many acids are corrosive and can cause harm.
Therefore, the Correct Answer is D.