Question

Complete the following table 3M

Indicator Colour change

1. Phenolphthalein (in presence of acid)

2. Changes to green colour (in neutral)

3. Litmus (blue) in presence of acid​

Answer 1

Answer:

Phenolphthalein (in presence of acid) ---> is color less

universal indicator Changes to green colour (in neutral)

Litmus (blue) in presence of acid​ changes to red color

Answer 2

Answer:

1) phenolphthalein in presence of acid turns colourless

2) universal indicator turns green in neutral solutions

3) blue litmus paper turns into red in presence of acid

Explanation:

hope it helps