NEET Chemistry
Platinum: electronic configuration and properties
Platinum has atomic number 78 and electronic configuration [Xe] 4f14 5d9 6s1. Explore its periodic behaviour and open the interactive atom model.
Open Platinum in 3DKey properties of Platinum
- Symbol
- Pt
- Atomic number
- 78
- Atomic mass
- 195.084(9)
- Family
- transition metal
- Electronic configuration
- [Xe] 4f14 5d9 6s1
- Shell distribution
- 2, 8, 18, 32, 17, 1
- Oxidation states
- 2, 4, 5, 6
- Standard state
- solid
Periodic behaviour
Atomic radius: 128 pm. Electronegativity: 2.28. First ionisation energy: 870 kJ/mol. Use these values comparatively across a period or group rather than memorising them in isolation.
NEET exam focus
For NEET, prioritise the NCERT electronic configuration, periodic position, common oxidation states, and direct trend-based comparisons involving Platinum.
Related transition metal elements
Frequently asked questions
What is the electronic configuration of Platinum?
Platinum has electronic configuration [Xe] 4f14 5d9 6s1, with shell distribution 2, 8, 18, 32, 17, 1.
What are the oxidation states of Platinum?
The listed oxidation states are 2, 4, 5, 6.
How can I view the Platinum atom in 3D?
PracticeNEET's interactive periodic table provides a rotatable schematic atom with accurate electron populations by shell.