NEET Chemistry Classification Of Elements And Periodicity In Properties Online Test Set B

Page 1 of 30

Question 1

Question

With which of the following electronic configuration an atom has the lowest ionization enthalpy?

Answer

1s2 2s2 2p6 3s1 

1s2 2s2 2p5

1s2 2s2 2p3 

1s2 2s2 2p6