⚛️ Atomic Structure of Actinium
Actinium has eighty-nine protons, one hundred thirty-eight neutrons (in its most stable isotope, Actinium-227), and eighty-nine electrons, with two in its outer shell.
- 🟢 Protons: 89
- 🔴 Neutrons: 138 (Most stable isotope, Actinium-227)
- 🟡 Electrons: 89
💡 Did you know? Actinium glows pale blue in the dark due to its radioactivity!
🔬 Actinium Properties
Actinium is radioactive, silvery, and soft. It emits alpha and beta particles and has a melting point of about 1050°C (1922°F).
🧪 How Was Actinium Discovered?
In 1899, French chemist André-Louis Debierne discovered Actinium while working with pitchblende, identifying it as a new radioactive element.
⚡ Uses of Actinium
- 🩺 Medicine: Targeted alpha therapy for cancer.
- 🔬 Research: Studying radioactivity.
- ⚡ Neutron Source: When combined with beryllium.
💡 Fun Facts About Actinium
- 🌟 Glows blue.
- ⏳ Half-life of 21.8 years.
- 🏞️ Found in uranium ores.
- 🔢 Starts the actinide series.
⚠️ Safety & Precautions
Actinium is highly radioactive and a radiation risk. Handle with extreme care in controlled environments only.