Advertisements
Advertisements
Question
A solution of iron (III) chloride has a pH less than 7. Is the solution acidic or alkaline?
Solution
Since the value of pH is less than 7 so the solution will be acidic.
APPEARS IN
RELATED QUESTIONS
Give one test which can be used to detect the presence of the ion produced
How is lead sulphate prepared in the aboratory?
Explain, why a universal indicator is preferred to acid-base indicators.
Define the following term : pH scale
Mention the colour changes observed when the following indicator is added to acid: Methyl orange solution.
Write the approximate colour of the following sample with the universal indicator: Soil containing slaked lime
What should be added to Decrease the pH value of a neutral solution?
Solution P has a pH of 13, solution Q has a pH of 6 and solution R has a pH of 2.
Which solution will liberate ammonia from ammonium sulphate on heating?
Complete the following table and write your observations.
| Hydrogen sulphide | Ammonia | Sulphur dioxide | Hydrogen chloride | |
| Shake the gas with red litmus solution |
A compound P is heated in a test tube with sodium hydroxide solution. A red litmus paper held at the mouth of the test tube turns blue.
Which of the following could compound P be?
