Redox Reactions And Electrochemistry Ques 411
Question: If $ HNO_3 $ changes into $ N_2O $ , the oxidation number is changed by [BHU 1997; AFMC 2001]
Options:
A) + 2
B) - 1
C) 0
D) + 1
Show Answer
Answer:
Correct Answer: D
Solution:
$ HNO_3 $ - $ \overset{*}{\mathop{N_2O}}, $ $ 1+x-6=0 $ $ 2x-2=0 $ $ x=+5 $ $ 2x=2 $ $ x=\frac{2}{2}=+1 $ .
