Science · Acids, Bases and Salts
Indicators A, B, C, and D exhibit the following color changes in acidic and basic solutions. Identify the indicators correctly. • A: Acid → No change; Base → Reddish-brown • B: Acid → Colourless; Base → Pink • C: Acid → Red; Base → Blue • D: Acid → Dark pink; Base → Green
- 1A - China rose, B - Turmeric, C - Blue litmus, D - Phenolphthalein
- 2A - Turmeric, B - China rose, C - Blue litmus, D - Phenolphthalein
- 3A - Phenolphthalein, B - Turmeric, C - Red litmus, D - China rose
- 4A - Turmeric, B - Phenolphthalein, C - Red litmus, D - China rose✓
Correct answer
A - Turmeric, B - Phenolphthalein, C - Red litmus, D - China rose
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