Rf
Rutherfordium
উপাদান 104 · 267.122 u
Rutherfordium was the first transactinide element synthesized.
Physical Properties
| পদাৰ্থ | 267.122 u |
| ঘনত্ব | 23.2 g/cm³ |
| Melting Point | 2400.0 K |
| উত্তাপৰ বিন্দু | 5800.0 K |
| আকৃতি | Metallic (predicted) |
| State at Room Temp | Solid |
রাসায়নিক বৈশিষ্ট্যসমূহ
| 1- তম আইনাইজেশন শক্তি | 580.0 kJ/mol |
| Oxidation States | +4 |
প্ৰমাণপত্ৰৰ বৈশিষ্ট্য
| ইলেকট্ৰন | [Rn] 5f14 6d2 7s2 |
ডিস্কভাৰী
| আবিষ্কাৰ কৰা হৈছে | Joint Institute for Nuclear Research / Lawrence Berkeley National Laboratory |
| আবিষ্কাৰৰ বছৰ | 1964 |
| অৱস্থান | Dubna, Russia / Berkeley, USA |
| Named After | Named after Ernest Rutherford, discoverer of the atomic nucleus |
বিষয়ে Rutherfordium
Rutherfordium is a synthetic element whose discovery was disputed during the Cold War. It is expected to behave like hafnium. Only a few atoms have been produced at a time.
Uses & Applications
No practical applications. Scientific research only.
মজা কথা
Rutherfordium sparked the 'Transfermium Wars,' a Cold War dispute over naming rights for elements 104-106.
আইসোটোপ
| Mass Number | অভাৱ | হাফ-লাইফ | Stable |
| 261 | - | 68 seconds | No |
| 267 | - | 1.3 hours | No |
ইলেকট্ৰন
[Rn] 5f14 6d2 7s2