Advertisements
Advertisements
प्रश्न
Solution P has a pH of 13, solution Q has a pH of 6, and a solution R has a pH of 2.
Which solution: Is a strong acid.
उत्तर
Solution R with pH 2 is a Strong acid.
APPEARS IN
संबंधित प्रश्न
Complete the table:
| Indicator | Neutral | Acidic | Alkaline |
| Litmus | Purple | ______ | ______ |
| Phenolphthalein | Colourless | ______ | ______ |
How is lead sulphate prepared in the aboratory?
Explain, why a universal indicator is preferred to acid-base indicators.
Name two indicators which can identify the presence of an acid?
Mention the colour changes observed when the following indicator is added to acid: Neutral litmus solution.
To increase the pH value of neutral solution, we should add
Write the approximate colour of the following sample with the universal indicator: Soil containing slaked lime
State the inference drawn from the following observation:
pH of liquid R is 10. What kind of substance is R?
When you use universal indicator, you see that solutions of different acids produce different colours. Indeed, solution of the same acid with different concentrations will also give different colours. Why?
The indicator that changes to pink colour in an alkaline solution is ______.
