Observe the change in colour in each case

Observe the change in colour in each case and tabulate the results in the table

Producure :

  1. Collect the following samples from the science laboratory.
  2. Hydrochloric acid (HCl)
  3. Sulphuric acid (H_{2}SO_{4}
  4. Nitric acid (HN{ O }_{ 3 })
  5. Acetic acid (CH_{3}COOH)
  6. Sodium hydroxide (NaOH)
  7. Calcium hydroxide [Ca(OH)2]
  8. Magnesium hydroxide [Mg(OH)2]
  9. Ammonium hydroxide (N{ H }_{ 4 }OH)
  10. Potassium hydroxide (KOH)
  11. Prepare dilute solutions of the respective substances.
  12. Take four watch glasses.
  13. Put one drop of the first solution in each one of them and test the solution as follows.
  14. Dip the blue litmus paper in the first watch glass.
  15. Dip the red. litmus paper in the second watch glass.
  16. Add a drop of methyl orange to the third watch glass.
  17. Add a drop of phenolphthalein to the fourth watch glass.
    Observation : Observe the respective colour changes and note down in the chart below.