Multiple choice

Plumbo-solvency is represented by the reaction

  1. 2Pb + O2 → 2PbO

  2. Pb + 2HCl → PbCl2 + H2

  3. 2Pb + O2 + 2H2O → 2Pb(OH)2

  4. 2PbS + 3O2 → 2PbO + 2SO2
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

 Plumbo-solvency is said to take place when Pb gets converted to its hydroxide on reaction with water in presence of oxygen,  the given option satisfies all the conditions. 

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