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NEET
Exam
NEET
Subject
Chemistry
Chapter
p Block Elements (Group 15, 16, 17 & 18)

NEET · Chemistry · p Block Elements (Group 15, 16, 17 & 18)

Which noble gas has a different electronic configuration than the...

Which noble gas has a different electronic configuration than the others?

Options

  1. ANeon
  2. BArgon
  3. CHelium
  4. DKrypton

Correct answer

C. Helium

Step-by-step solution

Helium has a different electronic configuration (1s^2) compared to the other noble gases (ns^2 np^6).
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