Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
4.8k views
in Chemistry by (45.9k points)
closed by

Write down the electronic configuration of Fe3+ and Ni2+. How many unpaired electrons are present? (Given, Atomic number, Fe = 26, Ni = 28)

1 Answer

+1 vote
by (44.0k points)
selected by
 
Best answer

Electronic configuration of Fe3+

= 2, 8, 13

= 1s2 , 2s22p6 , 3s23p63d5

Number of unpaired electrons in Fe3+ = 5

Electronic configuration of Ni2+

= 2, 8, 16

= 1s2 , 2s22p6 , 3s23p63d8

Number of unpaired electrons in Ni2+ = 2

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.

Categories

...