Question

mention any two common characteristics of acids and bases​

Answer 1

Acids taste sour while bases taste bitter. An acid reacts with metals to produce bubbles of hydrogen gas while a base feels slimy to the touch. Acids turn blue litmus paper red while bases turn red litmus paper blue.

Answer 2

Properties of acids

• acids change the color of litmus from blue to red.

• Usually react with metals to form salts.

properties of bases

• Bases change the color of litmus from red to blue.
• Bases react with acids to form salt and water.

hope it will help you..