Selenium-77 has 34 protons, which is the atomic number of selenium. The number of neutrons in Selenium-77 can be calculated by subtracting the atomic number from the mass number: 77 (mass number) - 34 (protons) = 43 neutrons. Since it is a neutral atom, Selenium-77 also has 34 electrons.
7 protons, 7 neutrons and 7 electrons
4 protons, 4 electrons and 6 neutrons.
it has 44 electrons 57 neutrons and 44 protons
Sodium has 11 protons, 11 electrons and 12 neutrons.
The phosphorus atom has 15 protons and electrons and 16 neutrons.
18 protons 18 electrons 22 neutrons
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.
19 electrons, 19 protons and 20 neutrons
it has 44 electrons 57 neutrons and 44 protons
it has 44 electrons 57 neutrons and 44 protons
Neutrons: 58 Electrons: 45 Protons: 45
4 protons, 4 electrons and 5 neutrons