• Atomic number 55
• Electropositive element
• Element #55
• Element found in photoelectric cells
• Element in atomic clocks
• Element in photoelectric cells
• Element used in photoelectric cells
• Highly reactive metal
• Metal in atomic clocks
• Photoelectric cell component
• Photoelectric cell element
• Rare metallic element
• Soft, silvery-white element
• A soft silver-white ductile metallic element (liquid at normal temperatures)
• The most electropositive and alkaline metal
1. цезий
Цезій
Цезій