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
- Draw the electron dot structure for ammonia. What type of bond is formed in it?
Answer:
- Nitrogen (atomic no. 7)
Electronic configuration: 2, 5; it has 5 valence electrons.