Question

1) Write down general characteristics of Acids and Bases.

Answer 1

Answer:

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

Answer:

acids :

1) sour in taste

2) corrosive in nature

3) produces hydronium ions when placed in water

4) conduct electricity

5) changes blue litmus to red

ex : hcl , hno3

bases:

1) bitter in taste

2) soapy to touch

3) produces hydroxide ions when placed in water

4) turn red litmus blue

5) conduct electricity to a small extent

ex : naoh , mg(oh)2