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JEE Main2004Chemistryp Block Elements (Group 13 & 14)Actual

The soldiers of Napolean army while at Alps during freezing winter suffered a serious problem as regards to the tin buttons of their uniforms. White metallic tin buttons got converted to grey powder. This transformation is related to

Options

  1. Aan interaction with nitrogen of the air at very low temperatures
  2. Ban interaction with water vapour contained in the humid air
  3. Ca change in the partial pressure of oxygen in the air
  4. Da change in the crystalline structure of tin

Correct answer

D. a change in the crystalline structure of tin

Step-by-step solution

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