Chemistry · Acids, Bases and Salts
Choose the correct pairs from the following statements regarding chemical indicators: 1. Phenolphthalein - Colourless in acidic medium and pink in basic medium2. Methyl orange - Pink in basic medium and yellow in acidic medium3. Red litmus paper - Turns blue in basic medium4. Blue litmus paper - Turns red in basic medium
- 13 and 4 are correct
- 22 and 3 are correct
- 31 and 3 are correct✓
- 41 and 2 are correct
Correct answer
1 and 3 are correct
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