Email
Chat with tutors
logo

Ask Questions, Get Answers

X
 
Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2010
Answer
Comment
Share
Q)

Which one of the following ions has electronic configuration $[Ar]3d^6$ <br> (At. nos. Mn = 25, Fe = 26, Co = 27, Ni = 28)


( A ) $Fe^{3+}$
( B ) $Co^{3+}$
( C ) $Mn^{3+}$
( D ) $Ni^{3+}$

1 Answer

Home Ask Tuition Questions
Your payment for is successful.
Continue
...