Element Abundance Of the 118 known elements, 94 are known to occur naturally on Earth. The others are called synthetic elements. The number of neutrons in an element determines its isotope. 80 elements have at least one stable isotope. Thirty-eight consist solely of radioactive isotopes which d...
Oganesson is a synthetic, radioactive element first produced in 2002 by a joint Russian-American team. Both its atomic number (118) and mass (294 u) are currently the highest of any elements in the periodic table. Answer and Explanation:1 ...
The scientific study of matter's characteristics and behaviour is known as chemistry.andare different from the normal vocabulary. It is a branch of natural science that examines the building blocks of matter, including the atoms, molecules, and ions that make up compounds and their composition, s...
Smoke detectors make use of the isotope Americium-241. This isotope emits alpha-particles at energies up to 5.4 MeV. The energetic alpha particles are used to ionize air. Once the air is ionized, a small current runs through it. When smoke enters the chamber, the current experiences an inc...