12
The most common isotope of Germanium has 40 neutrons.
It varies depending on the isotope. The most common isotope (over 90%) has 14 neutrons.
A stable magnesium atom has 12, 13 or 14 neutrons. The atom with 12 neutrons is the most common one.
The number of neutrons in an atom of mercury depends on the isotope. The most common mercury isotope has 122. The average number of neutrons in an atom of mercury is about 120.
Helium-4 has 2 protons and 2 neutrons. The less common helium-3 has 2 protons but only 1 neutron. There are also several additional isotopes (that is, different number of neutrons), but those are unstable (radioactive).
146 neutrons.
In the most common isotope of silicon, there are 14 neutrons.
The most common isotope of Germanium has 40 neutrons.
6 protons. The number of neutrons varies, but the most common isotope has 6 neutrons.
The most common isotope of Neon has 10 neutrons.
It varies depending on the isotope. The most common isotope (over 90%) has 14 neutrons.
Boron has 5 neutrons and 5 protons for its most common isotope
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A stable magnesium atom has 12, 13 or 14 neutrons. The atom with 12 neutrons is the most common one.
Boron has 5 neutrons and 5 protons for its most common isotope
The atomic mass of Lithium is 6.941. Its has 3 protons and the most common has 4 neutrons.
Lol kryplon. If you meant krypton, the most common (as well as stable) isotope has 48 neutrons.