Question

Solution whether they are acid or alkali. Change in Indicator Phenolphthalein Methyl orange Litmus Acid / Alkali 1. No change 2. Orange colour turns red 3. Red litmus turns blue 2. Write chemical names from given​

Answer 1

Answer:

(a) Methyl orange: Methyl orange changes its colour to yellow when added to a base or an alkali.

(b) Litmus paper: Red litmus paper turns blue, whereas blue litmus paper remains blue in a base or an alkali.

(c) Red cabbage extract: Red cabbage extract turns greenish-yellow in basic solutions.