teFazoe3150 teFazoe3150 Today at 10:38 AM Chemistry Answered Which of the following electronic configuration shows that the atom is in excited state?O 1s2 2s1O 1s2 2s2 2p4O 1s2 2s2O 1s2 2s2 2p6 3s2O 1s2 2s2 3s1