⚛️ Atomic Structure of Gallium
Gallium has thirty-one protons, thirty-nine neutrons (in its most common isotope, Gallium-69), and thirty-one electrons, with thirteen in its outer shell.
- 🟢 Protons: 31
- 🔴 Neutrons: 39 (Most common isotope, Gallium-69)
- 🟡 Electrons: 31
💡 Did you know? Gallium-67, a radioactive isotope, is used in medical imaging to detect tumors!
🔬 Gallium Properties
Gallium is soft, brittle when solid, and has a low melting point (29.76°C / 85.57°F), turning liquid just above room temperature. It's a decent conductor.
🧪 How Was Gallium Discovered?
In 1875, French chemist Paul-Émile Lecoq de Boisbaudran discovered Gallium via spectroscopy in zinc ore, confirming Dmitri Mendeleev's prediction of "ekaaluminum."
⚡ Uses of Gallium
- 💻 Electronics: Gallium arsenide in LEDs and solar cells.
- 🌡️ Thermometers: Replaces mercury in high-temperature gauges.
- 🏭 Alloys: Low-melting alloys with other metals.
- 🔬 Research: Studies of liquid metals and semiconductors.
💡 Fun Facts About Gallium
- 🤚 Melts in your hand due to body heat.
- 🪞 Expands when it freezes, like water.
- 🇫🇷 Named after "Gallia," Latin for France.
- 💧 Sticks to glass, creating mirror-like surfaces.
⚠️ Safety & Precautions
Gallium is non-toxic but can irritate skin or eyes in liquid form. It corrodes other metals like aluminum, so handle with care and avoid prolonged contact.