Use app×
QUIZARD
QUIZARD
JEE MAIN 2026 Crash Course
NEET 2026 Crash Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
308 views
in Chemistry by (89.5k points)
closed by
निम्नलिखित के इलेक्ट्रॉनिक विन्यास लिखिए :
(i) `Cr^(3+)`
`(Pm^(3+)`
(iii)`Cu^(+)`
(iv) `Ce^(4+)`
(v) `Co^(2+)`
(vi) `Lu^(2+)`
`(vii) `Mn^(2+)`
(viii) `Th^(4+)`

1 Answer

0 votes
by (89.5k points)
selected by
 
Best answer
(i) `Cr^(3+)=[Ar]3d^(3)`
(ii) `Pm^(3+)=[Xe]4f^(4)`
(iii) `Cu^(+)=[Ar]3d^(10)`
(iv) `Ce^(4+)=[Xe]^(54)`
(v) `Co^(2+) = [Ar]3d^(7)`
(vi) `Lu^(2+) = [Xe]4f^(14)5d^(1)`
(vii) `Mn^(2+) = [Ar]3d^(5)`
(viii) `Th^(4+) = [Rn]^(86)`

Related questions

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

...