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Organic Chemistry – Some Basic Principles And Techniques

Question
CBSEENCH11007631

Explain the reason for the fusion of an organic compound with metallic sodium for testing nitrogen, sulphur and halogens.

Solution
The organic compound is fused with sodium metal to convert N, S, halogens present in the organic compound to their corresponding sodium salts (NaCN, Na2S, NaX) which are water soluble. From the solutions, these elements can be detected by suitable tests.
Na space plus straight C plus straight N space rightwards arrow with increment on top space NaCN
2 Na space plus straight S rightwards arrow with increment on top space Na subscript 2 straight S
Na space plus straight X space rightwards arrow with increment on top NaX space
space space left parenthesis straight X equals space Cl comma space Br space or space straight I right parenthesis