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JEE Main Chemistry Class 11 The P-Block Elements (Group 13-14) Questions

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Question : 87

Total: 91

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

a change in the partial pressure of oxygen in the air
a change in the crystalline structure of tin
an interaction with nitrogen of the air at very low temperature
an interaction with water vapour contained in the humid air

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