Q. When tin is treated with concentrated nitric acid
A) It is converted into stannous nitrate
B) It is converted into stannic nitrate
C) It is converted into metastannic acid
D) It becomes passive
Explanation
(c)
Tin is oxidised to meta stannic acid when it is treated with nitric acid.
$\ \ \ \ \ \ \ \ \ \ \ Sn + 4HNO_{3} \rightarrow H_{2}SnO_{3} + 4NO_{2} + H_{2}O$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.