Transition of white to grey tin occurs at any temperature below 15.2oC, it becomes rapid at −50oC.
125) The soldiers of Napoleon 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:
Answer is:
An interaction with water vapours contained in the humid air
Explanation:
Related Inorganic Chemistry MCQ with Answers
Answer is:
HClO3 and Cl2O
Answer is:
The formation of HI
Explanation:
SO2 + I2 + 2H2O → 2HI + H2SO4
Answer is:
Bi < Sb < As < P < N
Explanation:
On moving down the group, the stability of −3 oxidation state decreases.
Answer is: