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  • Potassium chlorate is prepared by electrolysis of KCl in basic solution as shown by following equation <img alt="\mathrm{ 6 \mathrm{OH}^{-}+\mathrm{Cl}^{-} \longrightarrow \mathrm{ClO}_3^{-}

Potassium chlorate is prepared by electrolysis of KCl in basic solution as shown by following equation
\mathrm{ 6 \mathrm{OH}^{-}+\mathrm{Cl}^{-} \longrightarrow \mathrm{ClO}_3^{-}+3 \mathrm{H}_2 \mathrm{O}+6 e^{-} }
x current of xA has to be passed for 8h to produce 15g of potassium chloride. The value of x.

Option: 1

2.4


Option: 2

3.6


Option: 3

1.2


Option: 4

1.8


Answers (1)


 \mathrm{W=\frac{E}{F} \times I \times t }

\mathrm{ 15=\frac{122.6}{96500 \times 6} \times x \times 8 \times 3600 \\}

\mathrm{x=\frac{15 \times 96500 \times 6}{122.6 \times 8 \times 3600} }

\mathrm{ x=2.4}

Posted by

Ramraj Saini

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