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Which one of the following is monatomic?
  • a)
    Hydrogen
  • b)
    Sulphur
  • c)
    Phosphorus
  • d)
    Helium
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
Which one of the following is monatomic?a)Hydrogenb)Sulphurc)Phosphoru...
  • Helium is monatomic. Helium is a chemical element with the symbol He and atomic number 2. It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas and the first in the noble gas group in the periodic table.
  • Monatomic or monoatomic elements are elements that are stable as single atoms.
  • For an element to be stable, it needs to have a stable octet of valence electrons.
List of Monatomic Elements
  • Helium (He)
  • Neon (Ne)
  • Argon (Ar)
  • Krypton (Kr)
  • Xenon (Xe)
  • Radon (Rn)
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Community Answer
Which one of the following is monatomic?a)Hydrogenb)Sulphurc)Phosphoru...
  • Helium is monatomic. Helium is a chemical element with the symbol He and atomic number 2. It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas and the first in the noble gas group in the periodic table.
  • Monatomic or monoatomic elements are elements that are stable as single atoms.
  • For an element to be stable, it needs to have a stable octet of valence electrons.
List of Monatomic Elements
  • Helium (He)
  • Neon (Ne)
  • Argon (Ar)
  • Krypton (Kr)
  • Xenon (Xe)
  • Radon (Rn)
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Which one of the following is monatomic?a)Hydrogenb)Sulphurc)Phosphorusd)HeliumCorrect answer is option 'D'. Can you explain this answer?
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