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Substances in Common Use — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceSubstances in Common Use2 Marks
Question
When an electric current is passed through a saturated solution of sodium chloride (brine)(Explain the following chemical reaction)
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Answer

When an electric current is passed through a saturated solution of sodium chloride (brine) it is electrolysed and hydrogen gas is released at the cathode while chlorine gas is released at the anode. Also, an important basic compound NaOH is formed in the cell.

$\begin{aligned} & \text { chloride (brine) } \\ & \text { hydroxide } \\ & \end{aligned}$

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