উদ্দীপকটি লক্ষ করো এবং পরের প্রশ্নগুলোর উত্তর দাও। ( begin array l (i) Al(~s) / Al^ 3+ (aq) | X^ 2+ (aq)+X(~s) (ii) Al(~s) / Al^ 3+ (aq) | Y^ 2+ (aq)+Y(~s) E_ V / x^ 2+ ^ 0 =+0.14

\begin{array}{l} \text { (i) } \mathrm{Al}(\mathrm{~s}) / \mathrm{Al}^{3+}(\mathrm{aq}) \| \mathrm{X}^{2+}(\mathrm{aq})+\mathrm{X}(\mathrm{~s}) \\ \text { (ii) } \mathrm{Al}(\mathrm{~s}) / \mathrm{Al}^{3+}(\mathrm{aq}) \| \mathrm{Y}^{2+}(\mathrm{aq})+\mathrm{Y}(\mathrm{~s}) \\ \mathrm{E}_{\mathrm{V} / \mathrm{x}^{2+}}^{0}=+0.14 \mathrm{~V}, \mathrm{E}_{\mathrm{A} / \mathrm{Al} \mathrm{P}^{3+}}^{0}=+1.66 \mathrm{~V} \\ \mathrm{E}_{\mathrm{Y} / \mathrm{V}^{2+}}^{0+}=+0.25 \mathrm{~V} \end{array}

RCC 25

\begin{array}{l} \text { (i) } \mathrm{Al}(\mathrm{~s}) / \mathrm{Al}^{3+}(\mathrm{aq}) \| \mathrm{X}^{2+}(\mathrm{aq})+\mathrm{X}(\mathrm{~s}) \\ \text { (ii) } \mathrm{Al}(\mathrm{~s}) / \mathrm{Al}^{3+}(\mathrm{aq}) \| \mathrm{Y}^{2+}(\mathrm{aq})+\mathrm{Y}(\mathrm{~s}) \\ \mathrm{E}_{\mathrm{V} / \mathrm{x}^{2+}}^{0}=+0.14 \mathrm{~V}, \mathrm{E}_{\mathrm{A} / \mathrm{Al} \mathrm{P}^{3+}}^{0}=+1.66 \mathrm{~V} \\ \mathrm{E}_{\mathrm{Y} / \mathrm{V}^{2+}}^{0+}=+0.25 \mathrm{~V} \end{array}

RCC 25