Question

Atomic Number of Fe is 26. a. Write the oxidation number of ‘Fe’ in FeCl3. b. Write subshell electronic configuration of Fe2+ ion. c. Write from whichsubshell the third electron is losed when Fe is converted to Fe3+ ion.

Answer 1

Answer:

a) +3

b) 1s2.2s2.2p6.3s2.3p6.3d6

c) from 3d subshell

Answer 2

Answer:

A. + 3

B. 1s2 2s2 2p6

C.From 3d subshell