Question

Identify the first-row transition metal M that satisfies the requirements given (more than one answer may be possible, for full credit you must identify all acceptable metals):

a) (5 pts) [M(H2O)6]3+, has one unpaired electron

b) (5 pts) MBr ]–, has a maximum number of unpaired electrons 4

c) (5 pts) M(CN)6]3–, diamagnetic

d) (5pts)M(H O) ]2+,hasaLFSE=−3∆

2 6 5 oct

.....

Answer 1

Identify the first-row transition metal M that satisfies the requirements given (more than one answer may be possible, for full credit you must identify all acceptable metals):

a) [M(H2O)6]3+, has one unpaired electron

b) MBr ]-, has a maximum number of unpaired electron 4

c) M(CN)6]3-, diamagnetic

d)M(H O) ]2+,hasaLFSE=-3Δ