A) green
B) blue
C) purple
D) red
Correct Answer: C
Solution :
\[M{{n}_{2}}{{O}_{7}}\] dissolves in water to give permanganic acid which is purple in colour. \[M{{n}_{2}}{{O}_{7}}+{{H}_{2}}O\xrightarrow{{}}2HMn{{O}_{4}}\]You need to login to perform this action.
You will be redirected in
3 sec