LIVE Course for free

Rated by 1 million+ students
Get app now
0 votes
2.5k views
in Quantum Mechanical Model of Atom by (47.9k points)

The outermost electronic configuration of manganese (at. no. = 25) is ……

(a) 3d5 4s2 

(b) 3d6 4s1 

(c) 3d7 4s0 

(d) 3d6 4s2

Please log in or register to answer this question.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

...