MCQ
A blood red colour is obtained when Ferric Chloride solution reacts with
- A$KCN$
- ✓$KSCN$
- C$K_4[Fe(CN)_6]$
- D$K_3[Fe(CN)_6]$
$F e C l_{3}+3 K S C N \rightarrow F e(S C N)_{3}+3 K C l$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Compound $(B)$ is
$\begin{align}
\begin{matrix}
C{{H}_{3}}-CH-C{{O}_{2}}H \\
|\,\,\,\,\,\,\,\, \\
\underset{\oplus }{\mathop{N}}{{H}_{3}} \\
\end{matrix}\,\,\,\,\,\,p{{K}_{a}}=2.2 \\
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,p{{K}_{b}}=4.4 \\
\end{align}$