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Carbon: An Important Element — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceCarbon: An Important Element1 Mark
Question
Carbon dioxide is passed through an aqueous solution of Sodium hydroxide:
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Answer

$\begin{aligned} & 2 NaOH + CO _2 \longrightarrow Na _2 CO _3+ H _2 O \\ & \text { Aqueous Carbon Sodium Water } \\ & \text { Sodium dioxide carbonate } \\ & \text { hydroxide } \\ & \end{aligned}$

When Carbon dioxide gas is passed through an aqueous solution of Sodium hydroxide it forms Sodium carbonate and Water

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