রসায়ন ২য় পত্র • Dhaka Board • ঢাকা বোর্ড ২০১৯

রসায়ন ২য় পত্র প্রশ্ন

1. ক

   Ecell =Ecell ∘−RTnFIn⁡[An+][Bn+] \mathrm{E}{\text {cell }}=\mathrm{E}{\text {cell }}^{\circ}-\frac{\mathrm{RT}}{\mathrm{nF}} \operatorname{In} \frac{\left[\mathrm{A}^{\mathrm{n}^{+}}\right]}{\left[\mathrm{B}^{\mathrm{n}^{+}}\right]}

2. খ

   Ecell =Ecell ∘−RTnFIn⁡[Bn+][An+] \mathrm{E}{\text {cell }}=\mathrm{E}{\text {cell }}^{\circ}-\frac{\mathrm{RT}}{\mathrm{nF}} \operatorname{In} \frac{\left[\mathrm{B}^{\mathrm{n}^{+}}\right]}{\left[\mathrm{A}^{\mathrm{n}^{+}}\right]}

3. গ

   Ecell =Ecell ∘−2⋅303RTFlog⁡[An+][Bn+] \mathrm{E}{\text {cell }}=\mathrm{E}{\text {cell }}^{\circ}-\frac{2 \cdot 303 \mathrm{RT}}{\mathrm{F}} \log \frac{\left[\mathrm{A}^{\mathrm{n}^{+}}\right]}{\left[\mathrm{B}^{\mathrm{n}^{+}}\right]}

4. ঘ

   Ecell =Ecell ∘−2⋅303RTFlog⁡[Bn+][An+] \mathrm{E}{\text {cell }}=\mathrm{E}{\text {cell }}^{\circ}-\frac{2 \cdot 303 \mathrm{RT}}{\mathrm{F}} \log \frac{\left[\mathrm{B}^{\mathrm{n}^{+}}\right]}{\left[\mathrm{A}^{\mathrm{n}^{+}}\right]}