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Multiple choice

The gold numbers of (i) sodium acetate (ii) haemoglobin and (iii) gelatin are 0.7, 0.05 and 0.005, respectively. The protective action will be in the order

  1. i > ii > iii

  2. i > iii > ii

  3. ii > i > iii

  4. ii > iii > i

  5. iii > ii > i

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Protective power is inversely proportional to the gold number.

 

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