Indicators - Colour Changes Flashcards
What colour does methyl orange turn in an acidic solution?
Red
What colour is methyl orange in a neutral solution?
Yellow
What colour does methyl orange turn in an alkaline solution?
Yellow
What colour does phenolpthalein turn in an acidic solution?
Colourless
What colour is phenolphthalein in a neutral solution?
Colourless
What colour does phenolphthalein turn in an alkaline solution?
Pink
What colour does red litmus turn in an acidic solution?
Red
What colour does blue litmus turn in an acidic solution?
Red
What colour is red litmus in a neutral solution?
No change
What colour is blue litmus in a neutral solution?
No change
What colour does red litmus turn in an alkaline solution?
Blue
What colour does blue litmus turn in an alkaline solution?
Blue