InterviewSolution
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InterviewSolution
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Desertbe the tests used to determine acids and bases. |
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Answer» Solution :Take 10 ml of solution in a TEST TUBE and test with a litmus paper or Indicators LIKE phenolphthalein and methyl orange. (a) Test with a litmus paper: An noid turns blue litmus paper into red. A base turns red limus paper into blue. (b) Test with an indicator Phenolphthalein: In neid medium, plenolphthalein is colourlons, In basic medium, phenolphthalein in pink in COLOUR. (c) Test with an indientor Methyl orange: In acid modium, mothyl orange is pink in colour In basic medium, methyl orange is YELLOW in colour. |
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