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Which family on the periodic table contains elements that already have the octet in their valence energy level? a:family 1 b:family 13 c:family 15 d:family 18?
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Which family on the periodic table contains elements that already have the octet in their valence energy level? a:family 1 b:family 13 c:family 15 d:family 18?

User Kenota
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2 Answers

3 votes
d family 18 is the answer
User Jacqueline
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4 votes

Answer:

  • Correct option is D. Family 18

Explanation.

The elements of group 18 of periodic table are called as noble gases. They are stable because they have complete valence shell electrons. So there octet rule is satisfied.

The elements of noble gases are

  • He
  • Ne
  • Ar
  • Kr
  • Xe
  • Rn
User Jay Vyas
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