MCQ
Most acidic oxide is
- A$N{a_2}O$
- B$ZnO$
- C$MgO$
- ✓${P_2}{O_5}$
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| (a) Pure nitrogen | (i) Chlorine |
| (b) Haber process | (ii) Sulphuric acid |
| (c) Contact process | (iii) Ammonia |
| (d) Deacon's process | (iv) Sodium azide or Barium azide |
Which of the following is the correct option ?
$(a)\quad (b)\quad (c) \quad (d)$
$\begin{array}{*{20}{c}}
{C{H_3}\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3} - CH - COOH}
\end{array}$ $\xrightarrow[{{H_3}{O^ + }}]{{LiAl{H_4}}}$ $I\,\xrightarrow{{PB{r_3}}}II\,\xrightarrow[{ether}]{{Mg}}$ $III\,\xrightarrow{{C{O_2}}}IV\,\xrightarrow{{{H_2}{O^ + }/{H^ + }}}V$

$Fe^{3+} + e \to Fe^{2+}\, ;\, E^o = 0.771\,volt$
$I_2 + 2e \to 2I^-\, ;\, E^o = 0.536\,volt$
$E^o$ cell for the cell reaction
$2Fe^{3+} + 2I^-\to 2Fe^{2+}+ I_2$ is