Question

state deference between acids and bases​

Answer 1

Answer:

Acids Bases

i) Acids are sour in taste. i) Bases are bitter in taste.

ii) Acid turns blue litmus to red. ii) Bases turn red litmus to blue.

iii) Acid is a substance which contains hydrogen ion H

+

. iii) Bases are substances which contain hydroxyl ion OH

−

.

Answer 2

Answer:

Question-State difference between acids and bases.

Answer-

difference between acids and bases.

Acids-

• Acids are sour in taste.
• Produces H+ ion when dissolved in water.
• Turns blue lithmus to red.
• Acid burns the skin when touched.
• Acids Conduct electricity in solution
• Remains colourless with phenolphtalein.
• Solution turns dark pink when reacted with china rose indicator.
• Example- Citric acid (curd), oxalic acid (tomato).

Bases-

• Bases are bitter in taste.
• Produces OH- ion when disslolved in water
• Turns red lithmus to blue.
• Bases are soapy to touch.
• Bases does not conduct electricity in solution.
• Changes pink colour with phenolphtalein.
• Solution turns green when reacted with china rose indicator.
• Example- Baking soda , soap