get the app get the app       get the app       get the app
Which one of the following elements has two electrons in the K-shell only-

1)Hydrogen

2)Helium

3)Neon

4)Sulphur


  • : 258
  • : 0
    Previous Next

    Helium

    Suggest other answer
    Login to Discuss/suggest the answer...

  • Exam: Atomic Structure QUESTIONS





    Close(X)
    Subscribe here for free mock test on IAS PCS SSC and other competitive exam. Signup here to get SSC CGL Solution and main exam study material