Q. Which indicator gives pink colour in alkali?
Solution:
- Methyl Orange – Pale pink ( Acid ) , Pale yellow ( Alkali )
- Turmeric – Yellow ( acid ) , Red ( Alkali )
- Phenolphthalein – Colourless ( Acid ) , Pink ( Alkali )
- Hibiscus paper ( blue ) – Red ( Acid ) , Blue ( Alkali )
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