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प्रश्न
An element X of group 15 exists as diatomic molecule and combines with hydrogen at 773 K in presence of the catalyst to form a compound, ammonia which has a characteristic pungent smell.
- Identify the element X. How many valence electrons does it have?
- Draw the electron dot structure of the diatomic molecule of X. What type of bond is formed in it?
- Draw the electron dot structure for ammonia and what type of bond is formed in it?
उत्तर
- Element X is nitrogen. Nitrogen has 5 valence electrons.
Nitrogen molecule has covalent bonds in between the nitrogen atoms.
Ammonia molecule ahs covalent bonds between the nitrogen and hydrogen atoms.
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संबंधित प्रश्न
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Groups have elements with consecutive atomic numbers.
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(a) What is the atomic number of this atom?
(b) To which of the following would it be chemically similar?
7N, 15P, 17Cl, 18Ar
(c) Why would you expect it to be similar?
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(b) What is the nature of bond in the compound formed?
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