1) Green/yellow in water a) Phenolphthalein b) Methyl orange c) bromothymol blue 2) Clear in water a) Phenolphthalein b) Methyl orange c) bromothymol blue 3) Yellow in acid a) Phenolphthalein b) Methyl orange c) bromothymol blue 4) Green in water a) Phenolphthalein b) Methyl orange c) bromothymol blue 5) Clear in acid a) Phenolphthalein b) Methyl orange c) bromothymol blue 6) Blue in alkali a) Phenolphthalein b) Methyl orange c) bromothymol blue 7) Red in acid a) Phenolphthalein b) Methyl orange c) bromothymol blue 8) Yellow in alkali a) Phenolphthalein b) Methyl orange c) bromothymol blue 9) Pink in alkali a) Phenolphthalein b) Methyl orange c) bromothymol blue

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