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Question

Four student (a), (b), (c) and (d) measured the pH values of water, lemon juice and sodium bicarbonate solution. What is the correct decreasing order of pH values?


  1. Water > lemon juice > sodium bicarbonate

  2. Sodium bicarbonate > water > lemon juice

  3. Water > sodium bicarbonate > lemon juice

  4. Lemon juice > water > sodium bicarbonate


Solution

The correct option is B

Sodium bicarbonate > water > lemon juice


Sodium bicarbonate > water > lemon juice is the correct decreasing order of pH values.

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