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Noble gases or inert gases are so named because they are highly unreactive and do not form compounds under normal conditions. Which of these is not an inert gas?
  • a)
    Xenon
  • b)
    Radon
  • c)
    Oganesson
  • d)
    Zirconium
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
Noble gases or inert gases are so named because they are highly unreac...
An inert gas is a gas that does not usually react chemically with other things. They are the most stable elements as they have maximum number of valence electrons in their outer shell.
Examples of inert gases are Argon, Neon, Xenon and Helium. They are often used in welding and sealing.
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Noble gases or inert gases are so named because they are highly unreactive and do not form compounds under normal conditions. Which of these is not an inert gas?a)Xenonb)Radonc)Oganessond)ZirconiumCorrect answer is option 'D'. Can you explain this answer? for Class 8 2026 is part of Class 8 preparation. The Question and answers have been prepared according to the Class 8 exam syllabus. Information about Noble gases or inert gases are so named because they are highly unreactive and do not form compounds under normal conditions. Which of these is not an inert gas?a)Xenonb)Radonc)Oganessond)ZirconiumCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 8 2026 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Noble gases or inert gases are so named because they are highly unreactive and do not form compounds under normal conditions. Which of these is not an inert gas?a)Xenonb)Radonc)Oganessond)ZirconiumCorrect answer is option 'D'. Can you explain this answer?.
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