Question

6. Which of the following are the correct statements ?
1) An indicator is a 'dye' that changes colour when it is put into an acid or
in An indicator tells us whether the substance we are testing is an acid or a base by
change in its colour.
iii) The three most common indicators to test for acids and bases are : Litmus, methyl
orange and phenolphthalein.
iv) Litmus is a neutral indicator.
B) ii & iv are correct
A i, ii are correct
D) all are correct
Ciii, iv are correct​

Answer 1

Answer:

D ) all are correct

Answer 2

Answer:

D) all are correct

Explanation:

I don't have any explanation.