Mg
Magnesium is a lightweight alkaline earth metal essential for hundreds of biochemical reactions.
Physical Properties
| পদাৰ্থ | 24.305 u |
| ঘনত্ব | 1.738 g/cm³ |
| Melting Point | 923.0 K |
| উত্তাপৰ বিন্দু | 1363.0 K |
| আকৃতি | Shiny gray metallic |
| State at Room Temp | Solid |
রাসায়নিক বৈশিষ্ট্যসমূহ
| ইলেকট্ৰোনেজেটিভিটি | 1.31 (Pauling) |
| 1- তম আইনাইজেশন শক্তি | 737.7 kJ/mol |
| ইলেকট্ৰন | -40.0 kJ/mol |
| Oxidation States | +1, +2 |
প্ৰমাণপত্ৰৰ বৈশিষ্ট্য
| ইলেকট্ৰন | [Ne] 3s2 |
| পৰমাণু | 160.0 pm |
| কোভালেন্ট বেৰিয়াড | 141.0 pm |
| Van der Waals Radius | 173.0 pm |
ডিস্কভাৰী
| আবিষ্কাৰ কৰা হৈছে | Joseph Black |
| আবিষ্কাৰৰ বছৰ | 1755 |
| অৱস্থান | Edinburgh, Scotland |
| Named After | Magnesia, a district in Thessaly, Greece |
বিষয়ে Magnesium
Magnesium is a shiny gray solid that is strong yet light. It is the eighth most abundant element in Earth's crust. Magnesium is essential for all living cells as a cofactor in ATP-related enzymes. It burns with a brilliant white flame.
Uses & Applications
Lightweight alloys for aircraft and cars, fireworks and flares, antacids, Epsom salts, and chlorophyll in plants.
মজা কথা
Magnesium burns so brightly it was used as photographic flash powder, and its fire cannot be put out with water.
আইসোটোপ
| Mass Number | অভাৱ | হাফ-লাইফ | Stable |
| 24 | 0.7899% | - | Yes |
| 25 | 0.1% | - | Yes |
| 26 | 0.1101% | - | Yes |
ইলেকট্ৰন
[Ne] 3s2