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The isotope with a mass of 32 amu is the most abundant. This can be determined by comparing the atomic mass of sulfur (32.06 amu) to the masses of the isotopes. Since the atomic mass is closest to 32 amu, this isotope is the most abundant.
There is only one abundant isotope of fluorine and that is 19FFluorine-19 is the most common isotope, its abundance is classed as 100% because no other Fluorine isotopes exist in significant quantities. It is also the only stable Fluorine isotope.
Yes; some of the naturally occurring isotopes of the heaviest elements are radioactive.
Oxygen-16 IS an isotope of oxygen. If you meant to ask the number of isotopes of oxygen, the answer is 3. They are Oxygen-16, -17 and -18. Oxygen-16 is the most abundant of the isotopes.
19.9
The isotope with a mass of 32 amu is the most abundant. This can be determined by comparing the atomic mass of sulfur (32.06 amu) to the masses of the isotopes. Since the atomic mass is closest to 32 amu, this isotope is the most abundant.
There is only one abundant isotope of fluorine and that is 19FFluorine-19 is the most common isotope, its abundance is classed as 100% because no other Fluorine isotopes exist in significant quantities. It is also the only stable Fluorine isotope.
Yes; some of the naturally occurring isotopes of the heaviest elements are radioactive.
Oxygen-16 IS an isotope of oxygen. If you meant to ask the number of isotopes of oxygen, the answer is 3. They are Oxygen-16, -17 and -18. Oxygen-16 is the most abundant of the isotopes.
19.9
These are the Hydrogen isotopes with the least mass: Hydrogen 1-protium Hydrogen 2-deuterium Hydrogen 3-tritium
Francium has no stable isotopes. That means it doesn't really have a "most abundant" isotope; they're all pretty much nonexistent. There are trace amounts of 223Fr in uranium minerals, because it's a decay product of 227Ac (which is itself a decay product in the decay chain of uranium).
Tritium is the most abundant hydrogen isotope
Se-78 isotope will have 44 neutrons Br-79 isotopes will have 44 neutrons
Silicon is the second most abundant element, and its isotope Silicon-28 has fourteen neutrons (neutrons vary between isotopes, but silicon-28 is the most abundant).
Unstable isotopes are radioactive isotopes, can disintegrate and emit radiations.
7Li.It is one of the Primordial_elementsor, more properly, primordial isotopes, produced in Big Bang nucleosynthesis. Thus it is more abundant.