Iron has 26 electrons; the number of neutrons is different for each isotope (number of neutrons = mass number - 26).
Calcium has 20 protons and electrons and a variable number of neutrons, depending on the isotope.
7 protons, 7 neutrons and 7 electrons
it has 44 electrons 57 neutrons and 44 protons
4 protons, 4 electrons and 6 neutrons.
Francium has 87 protons and electrons; the number of neutrons is different for each isotope and francium has ca. 40 isotopes ad isomers. Number of neutrons = Atomic mass of the isotope - 87
Tantalum has 73 protons and electrons and its isotopes have 108 or 107 neutrons.
Calcium has 20 protons and electrons and a variable number of neutrons, depending on the isotope.
Thorium 232 has 90 electrons and protons, also 142 neutrons.
18 protons 18 electrons 22 neutrons
12 electrons. Remember, electrons and protons must be balanced in charge; neutron number may vary.
18 protons and electrons and 22 neutrons.
Cesium has 55 protons, 78 neutrons, and 55 electrons.
61 neutrons 10 electrons 46 protons
There are 19 protons,20 neutrons, and 19 electrons.
7 protons, 7 neutrons and 7 electrons
50 electrons, 50 protons and 56 neutrons.
67 protons, 67 electrons and 98 neutrons