P-Block Elements Ques 67
Question: When tin is treated with concentrated nitric acid
[DCE 2004]
Options:
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
Show Answer
Answer:
Correct Answer: C
Solution:
Tin is oxidised to meta stannic acid when it is treated with nitric acid. $ Sn+4HNO_3\to H_2SnO_3+4NO_2+H_2O $