The effective atomic number of Cr (atomic no. 24) in [Cr(NH3)6]Cl3 is

Question

The effective atomic number of Cr (atomic no. 24) in [Cr(NH3)6]Cl3 is (A) 35 (B) 27 (C) 33 (D) 36

Tardigrade Admin · Accepted Answer

Effective atomic number, EAN = number of electrons in Cr+2× number of ligands - charge =24+2× 6-3=33

Q. The effective atomic number of $C r$ (atomic no. $24$ ) in $[C r (N H_{3})_{6}] C l_{3}$ is