Write different types of indicators and their action on acids and bases
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1. litmus
it turns red from blue when got into acid and vice versa
2. phenolphthalein
in neutral or acidic solution it stay colourless while in basic solution it turns pink
3. methyl orange
in acidic solution it is pink or red but in basic it turns green
4. turmeric
basic turns it to brown
it turns red from blue when got into acid and vice versa
2. phenolphthalein
in neutral or acidic solution it stay colourless while in basic solution it turns pink
3. methyl orange
in acidic solution it is pink or red but in basic it turns green
4. turmeric
basic turns it to brown
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