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I. Read the following passage and answer...

I. Read the following passage and answer questions 1 - 5 that follow:
Nitrogen, sulphur and halogens in an organic compound are detected by Lassaigne's test in which the organic compound is fused with sodium metal. During fusion N is converted to NaCN, S to `Na_2 S` and halogens to sodium halides.
Why is an organic compound fused with metallic sodium for testing N, S and halogens?

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To answer the question regarding why an organic compound is fused with metallic sodium for testing nitrogen, sulfur, and halogens, we can break down the explanation into several key steps: ### Step-by-Step Solution: 1. **Understanding Lassaigne's Test**: - Lassaigne's test is a qualitative analysis method used to detect the presence of nitrogen, sulfur, and halogens in organic compounds. 2. **Nature of Elements in Organic Compounds**: ...
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