Copper vs Fermium

Side-by-side comparison of element properties

Cu

Copper

Atomic Number 29

Transition Metal

Fm

Fermium

Atomic Number 100

Actinide

Bond Analysis

Electronegativity Difference

0.60

Predicted Bond Type

polar covalent

Relationship

Different regions

Property Comparison

Property Copper Fermium
Atomic Mass 63.5460 u 257.0000 u
Electronegativity 1.90 1.30

Copper

Block
d-block
Period
4
Group
11
Phase at STP
Solid
Config
[Ar] 3d10 4s1
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Fermium

Block
f-block
Period
7
Phase at STP
Solid
Config
[Rn] 5f12 7s2
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Ratios

Mass Ratio (Cu/Fm)

0.247