MCQ
A blood red colour is obtained when Ferric Chloride solution reacts with
- A$KCN$
- ✓$KSCN$
- C$K_4[Fe(CN)_6]$
- D$K_3[Fe(CN)_6]$
$F e C l_{3}+3 K S C N \rightarrow F e(S C N)_{3}+3 K C l$
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(Atomic mass : $C =12 ; H =1 ; O =16$ )

$Br^-+ CH_3OH \rightarrow BrCH_3 + OH^-,$ is due to