Classification Of Elements And Periodicity In Properties Question 27
Question: Which of the following has highest first ionization energy [MP PET 1994]
Options:
A) Sulfur
B) Oxygen
C) Nitrogen is a chemical element with the symbol N and atomic number 7. It is a colorless, odorless, and tasteless gas that makes up about 78% of Earth’s atmosphere. Nitrogen is essential for life and is a key component in proteins, nucleic acids, and other biological molecules. It exists in various forms, including diatomic molecules (N₂), nitrates, and ammonia. Nitrogen plays a crucial role in the nitrogen cycle, which is vital for sustaining life on Earth.
D) Phosphorus is an essential element for life, found in DNA, RNA, and ATP, and plays a crucial role in energy transfer and cellular function. It is also a key component in bones and teeth.
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Answer:
Correct Answer: C
Solution:
Due to the stability of half-filled orbitals.
BETA
