Multiple choice Electronic configuration of niobium (Nb = 41) is (Kr) 4d4, 5s1 (Kr) 4d5 (Kr) 4d3, 5s2 (Kr) 5s2, 5p3 Reveal answer Fill a bubble to check yourself A Correct answer Explanation Electronic configuration of niobium (Nb = 41) is (Kr) 4d4, 5s1