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Can we keep sodium immersed under water? Why?

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Question

Can we keep sodium immersed under water? Why?

Short Answer
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Solution

No, we cannot keep sodium immersed in water because it reacts vigorously, even with cold water, to form sodium hydroxide, hydrogen gas, and a large amount of heat.

\[\ce{2Na_{(s)} + 2H2O_{(l)} -> 2NaOH_{(aq)} + H2_{(g)} + Heat}\]

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Chapter 3: Metals and Non-metals - Exercise 1 [Page 166]

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Lakhmir Singh Chemistry Part 2 [English] Class 10
Chapter 3 Metals and Non-metals
Exercise 1 | Q 51. (c) | Page 166
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