Question

Consider the following statements -
1. Both acid and bases change colour of all indicators.
2. If an indicator gives a colour change with an acid , it doesn't give a change with a base.
3. If an indicator gives a colour change with an acid , it doesn't give a change with a acid.
4. Change of colour in an acid and a base depends on the type of the indicator.

Q - Which of these statements are correct ?
i ) All four
ii ) A and B
iii ) B , C and D​

Answer 1

Explanation:

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