Atomic number of Mn, Fe and Co are 25,26 and 27 respectively. Which of the following inner orbital octahedral complex ions are diamagnetic? I. [ Co ( NH 3)6]3+ II. [ Mn ( CN )6]3- III. [ Fe ( CN )6]4- IV. [ Fe ( CN )6]3- Choose the correct option.

Question

Atomic number of Mn, Fe and Co are 25,26 and 27 respectively. Which of the following inner orbital octahedral complex ions are diamagnetic? I. [ Co ( NH 3)6]3+ II. [ Mn ( CN )6]3- III. [ Fe ( CN )6]4- IV. [ Fe ( CN )6]3- Choose the correct option. (A) II and III (B) I and IV (C) I and III (D) II and IV

Tardigrade Admin · Accepted Answer

[ Co ( NH 3)6]3+ and [ Fe ( CN )6]4-, inner orbital complex ions are diamagnetic.

Q. Atomic number of $M n, F e$ and $C o$ are $25, 26$ and $27$ respectively. Which of the following inner orbital octahedral complex ions are diamagnetic?
I. $[C o (N H_{3})_{6}]^{3 +}$
II. $[M n (CN)_{6}]^{3 -}$
III. $[F e (CN)_{6}]^{4 -}$
IV. $[F e (CN)_{6}]^{3 -}$
Choose the correct option.

$II$ and $III$

$I$ and $I V$

$I$ and $III$

$II$ and $I V$

$[C o (N H_{3})_{6}]^{3 +}$ and $[F e (CN)_{6}]^{4 -}$ , inner orbital complex ions are diamagnetic.

Q. Atomic number of Mn,Fe and Co are 25,26 and 27 respectively. Which of the following inner orbital octahedral complex ions are diamagnetic? I. [Co(NH3​)6​]3+ II. [Mn(CN)6​]3− III. [Fe(CN)6​]4− IV. [Fe(CN)6​]3− Choose the correct option.

II and III

I and IV

I and III

II and IV