P-Block Elements Ques 242
Question: Nitrogen dioxide cannot be obtained by heating
[CPMT 1989; IIT 1985; CPMT 1993]
Options:
A) $ KNO_3 $
B) $ Pb{{(NO_3)}_2} $
C) $ Cu{{(NO_3)}_2} $
D) $ AgNO_3 $
Show Answer
Answer:
Correct Answer: A
Solution:
$ \underset{(S)}{\mathop{2KNO_3}}\xrightarrow{\Delta }\underset{(S)}{\mathop{2KNO_2}}+O_2 $