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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?

Text Solution

AI Generated Solution

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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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. Give a test for detection of sulphur with Lassaigne's extract.

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. Will CC14 give precipitate of AgCl on heating with silver nitrate? Why?

Knowledge Check

  • In Lassaigne's test, the organic compound is fused with sodium metal so as to

    A
    burn the compound
    B
    form a sodium derivative
    C
    convert N,S or halogen into soluble ionic compound
    D
    None of the above

  • In Lassaigne’s test, the organic compound is fused with sodium metal so as to

    A
    burn the compound
    B
    form a sodium derivative
    C
    convert N, S or halogen into soluble ionic compund
    D
    non of these

  • In Lassaignes test, the organic compound is fused with a piece of sodium metal in order to

    A
    Increase ionization of the compound
    B
    Decrease melting point of the compound
    C
    Increase reactivity of the compound
    D
    Convert covalent compound into a mixture of ionic compounds

    • Similar Questions

    Explore conceptually related problems

    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. ln the Lassaigne's test for nitrogen in an organic compound, the prussian blue colour is due to ......

    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. What colour will you get in Lassaigne's test if the compound contains both N and S?

    Why is an organic compound fused with sodium for testing nitrogen, halogens and sulphur ?

    In Lassaigne’s test, the organic compound is fused with a piece of sodium metal in order to

    In Lassaigne's test, the organic compoundis first fused with sodium metal. The sodium is used because.

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