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Periodic Classification of Elements — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10SciencePeriodic Classification of Elements1 Mark
MCQ
What is the other name for group $18^{th}$ elements?
  • ✓
    Noble gases
  • B
    Alkali metals
  • C
    Alkali earth metals
  • D
    Halogens
✓

Answer

Correct option: A.
Noble gases
Group $18^{\text {th}}$ elements are named as noble gases as they are very stable due to having the maximum number of valence electrons their outermost shell can hold, hence they rarely react with other elements.

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