94.
Electrically neutral terbium's atomic number is 65. Therefore, it has 65 protons and 65 electrons. Terbium's only stable isotope is 159Tb, and thus it has 159 - 65 = 94 neutrons. That brings the total amount of subatomic particles in a terbium atom to 65 + 65 + 94 = 224.
Terbium has 65 electrons
Terbium has 65 protons. The stable isotope is 159Tb with 94 neutrons.
19
Magnesium (Mg), number 12 on the periodic table, has 12 neutrons.
The carbon atom can have either 6, 7 or 8 neutrons in its nucleus.
There are 8 isotopes of oxygen, with varying numbers of neutrons. The most common isotope, oxygen-16, has 8 neutrons. Other isotopes like oxygen-17 and oxygen-18 have different numbers of neutrons.
Green trichromatic
Terbium is flammable and burns with a yellowish flame.
The atomic mass of terbium is 158.92
The symbol for the element Terbium is Tb
The atomic weight of terbium is 158.93 amu.