MCQ
Which of the following statements is incorrect
- A$Bi^{5+}$ salts do not exist
- B$Pb^{4+}$ salts are good oxidising agents
- ✓$Sn^{4+}$ salts are good oxidising agents
- D$Tl^{+}$ salts are good oxidising agents
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$\begin{array}{*{20}{c}}
{O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O}\\
{||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||}\\
{C{H_3} - C - C{H_2}CO{C_2}{H_5}}
\end{array}$ will give iodoform test
Reason : It does not contains $\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,}\\
{\,\,\,\,{\kern 1pt} \,\,\,\,\,\,\,\,\,\,\,||\,\,\,}\\
{C{H_3} - C - }
\end{array}$ group
Reason : $SO_2$ is a reducing agent
$(A)$ $E_a = 0$
$(B)$ $T$ $=$ $\infty $
$(C)$ $T = 0$
$(D)$ $E_a$ $=$ $\infty $