MCQOPTIONS
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| 1. |
When few drops of phenolphthalein are added to sample 'A' it turned pink. To this pink coloured solution we added a few drops of sample 'B'. With continuous stirring the pink colour disappears. Samples 'A' and 'B' are: |
| A. | sample 'A' is acidic and sample 'B' is basic. |
| B. | sample 'A' is basic and sample 'B' is acidic. |
| C. | sample 'A' is basic and sample 'B' is neutral. |
| D. | sample 'A' is acidic and sample 'B' is neutral. |
| Answer» C. sample 'A' is basic and sample 'B' is neutral. | |