Join ExamsbookAnswer : 2. "radon"
What is the heaviest noble gas?5
Q: What is the heaviest noble gas?
- 1kryptonfalse
- 2radontrue
- 3heliumfalse
- 4xenonfalse
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Answer : 2. "radon"
Explanation :
Answer: B) radon Explanation: The seven elements — helium, neon, argon, krypton, xenon, radon, and oganesson of Group 18 of the periodic table are Noble or Inert gases. Radon is the heaviest and Helium is the lightest gases of the noble gases.