Chemistry · p-Block Elements
Which of the following represents the correct increasing order of melting points for Group 18 elements (noble gases)?
- 1Xe < Ar < Ne < Kr < He
- 2Xe < Kr < Ar < Ne < He
- 3He < Ar < Ne < Kr < Xe
- 4He < Ne < Ar < Kr < Xe✓
Correct answer
He < Ne < Ar < Kr < Xe
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