15 synthetic indicators
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.PHENOLPHTHALEIN :Its original colour is colourless. Phenolphthalein is colourless in acidic medium and pink in basic medium.
2.METHYL ORANGE : Its original colour is orange. Methyl orange is red in acidic medium and yellow in basic medium.
-Litmus. 2-methyl orange. 3-phenolphthalein. 4-phenolphthalein. 5-methyl blue
2.METHYL ORANGE : Its original colour is orange. Methyl orange is red in acidic medium and yellow in basic medium.
-Litmus. 2-methyl orange. 3-phenolphthalein. 4-phenolphthalein. 5-methyl blue
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