Te
Tellurium
Atomic Number 52
Metalloid
Tl
Thallium
Atomic Number 81
Post-Transition Metal
Bond Analysis
Electronegativity Difference
0.48
Predicted Bond Type
nonpolar covalent
Relationship
Same block (p)
Property Comparison
| Property | Tellurium | Thallium |
|---|---|---|
| Atomic Mass | 127.6000 u | 204.3800 u |
| Electronegativity | 2.10 | 1.62 |
Tellurium
- Block
- p-block
- Period
- 5
- Group
- 16
- Phase at STP
- Solid
- Config
- [Kr] 4d10 5s2 5p4
Thallium
- Block
- p-block
- Period
- 6
- Group
- 13
- Phase at STP
- Solid
- Config
- [Xe] 4f14 5d10 6s2 6p1
Ratios
Mass Ratio (Te/Tl)
0.624