[ সামেইরিআম্ ]noun (রসায়ন) ভঙ্গুর ধাতব মৌল (প্রতীক Sm)।
samarium definition
Samarium is a shiny, silvery-white metal that is ductile and malleable.
samarium শব্দটির synonyms বা প্রতিশব্দ
atomic_number_62, samarium, Sm,
samarium Example in a sentence
Samarium is a metallic element with the symbol Sm and atomic number 62.
It is a silvery-white, malleable, and ductile metal with a low melting point.
Samarium is found in a variety of minerals, including cerite, samarskite, and monazite.
It is used as a component of high-strength magnets and in phosphors for fluorescent lamps.
Samarium can also be used as a dopant in solid-state lasers.
The element was discovered in 1879 by the French chemist Paul Émile Lecoq de Boisbaudran.
Samarium is named after the mineral samarskite, in which it was first found.
Samarium is relatively rare, accounting for only about 0.007% of the Earth’s crust.
It is estimated that there are about 2 billion tons of samarium in the Earth’s crust.
Samarium is slowly oxidized in air and reacts with water to form a hydroxide.