What are the characteristics for acids and bases?

The characteristics of acids and bases are: Acids sour taste corrosive Bases bitter tasteslippery Both change colors in indicator

Acid into base!

There's a lot of characteristics of acids and bases, but the most common ways to tell are; acids tends to have sour tastes and bases tend to have a slippery-soapy feel.

i think we add acid into a base,as we can observe it in the titration process.....

Simply put, an acid donates protons ( H + ) to solutions and bases accept protons in solutions.