Observe the information given in the table and answer the questions given below the table.
| Substance (in aqueous solution) |
Colour change with Blue Litmus |
Colour change with Red Litmus |
| A |
Red |
No change |
| B |
No change |
Blue |
| C |
No change |
No change |
i) Which one of them may be the neutral salt among A, B, C?
ii) What may happen when some drops of phenolphthalein is added to the substance B?
