Ethyl bromide gives ethylene when reacted with

$\begin{array}{*{20}{c}} {{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}} \\ {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,} \\ {(II)\,\,\,\,\,\,\,\,\,\,C{H_2} = C - \mathop {{\text{ }}C}\limits^ + {H_2}} \end{array}$

$(III)$ $C{H_3}CH = CH\mathop C\limits^ + {H_2}$

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$100\, \mathrm{~mL}$ of $\mathrm{Na}_{3} \mathrm{PO}_{4}$ solution contains $3.45\, \mathrm{~g}$ of sodium. The molarity of the solution is $.....\times 10^{-2}$ $\operatorname{mol} \,\mathrm{L}^{-1} \cdot($ Nearest integer $)$

[Atomic Masses - $\mathrm{Na}: 23.0\, \mathrm{u}, \mathrm{O}: 16.0\, \mathrm{u}, \mathrm{P}: 31.0 \,\mathrm{u}]$

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The moles of $H^+$ from $H_2O$ alone in a $1\ l$ , $\sqrt 5 \, \times \,{10^{ - 7}}\ M\ HCL$ solution at $25\,^oC$ is ( $\sqrt 5 \,$ = $2.23$ )

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Reaction between $NaCl$ and $AgNO_3$ can supressed by

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Among the following ions, the $\text{p}\pi−\text{d}\pi$ overlap could be present in :

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9. Hydricarbon — Chemistry STD 11 Science — Question

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