Multiple choice

Which of the following retards the reaction between HNO3 and Sn?

  1. High concentration of TiCl3

  2. Small amount of C6H12 O6

  3. FeSO4

  4. NH4Cl
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

FeSO4 and FeCl3 retard the reaction between tin and HNO3 and cause an increase in the yield of NH3 and a decrease in the hydroxylamine formed.

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