Q. Which of the following is a noble gas?
✅ Correct Answer: (C)
Neon
Explanation: Neon (Ne) is a noble gas with a completely filled valence shell, making it chemically inert. Oxygen, nitrogen, and fluorine are reactive elements.
Explanation by: Sikhar Chaudhary
Neon (Ne) is a noble gas with a completely filled valence shell, making it chemically inert. Oxygen, nitrogen, and fluorine are reactive elements.