Question

Which of the following metal is used for preparation of sodium extract. *


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Answer 1

Answer:

This is done by fusing the organic compound with sodium metal. The ionic compounds formed during the fusion are extracted in aqueous solution and can be detected by simple chemical tests. The extract is called sodium fusion extract or Lassaigne's extract.

Explanation:

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Answer 2

Explanation:

Preparation of Sodium Fusion Extract (Lassaigne's Extract)

Take a small piece of dry sodium in a fusion tube.

Heat the tube slightly on a Bunsen burner so that the sodium melts to a shining globule.

Add a pinch of the organic compound.

Heat it slowly to start with so that the compound reacts with sodium metal.