Argon's atomic number is 18. thus, it has 18 protons and 18 electrons. Filling in the first 18 electron orbitals gives the configuration of 1s2 2s2 2p6 3s2 3p6. Thus, argon has 3 electron energy levels.
There are 19 protons in the potassium atom.
A Krypton atom has 36 protons and 36 electrons each.
If this atom has 43 electron it must have 43 protons to be a neutral atom of no charge.
Fluorine is a halogen gas. It has 19 protons in a single atom.
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An argon atom has 18 protons.
Argon has 18 protons.
An argon atom typically has 18 protons and 22 neutrons. This gives the atom an atomic number of 18 (number of protons) and an atomic mass of 40 (sum of protons and neutrons).
Argon 38 has eighteen protons and twenty neutrons. Argon 36 has eighteen protons and eighteen neutrons.
An atom of argon-42 has 22 neutrons. This is found by subtracting the atomic number (number of protons) from the mass number for this isotope of argon.
The nuclear charge in the 4th shell of an argon atom is +18, as argon has 18 protons in its nucleus. The nuclear charge is equal to the number of protons in the nucleus of an atom.
i will say 18 neutrons and electrons
The element with 10 more protons than sulfur is argon. Sulfur has 16 protons, while argon has 18 protons.
The mass number of an atom of argon is 40. This number represents the total number of protons and neutrons in the nucleus of the argon atom.
The subscript for argon (Ar) is 18, which indicates the number of protons in the nucleus of an argon atom.
The standard atomic notation for an atom of argon with 20 neutrons and 18 protons is 38Ar.
It doesn't become an argon atom because it (Cl-) still has 17 protons, and an argon atom has to have 18 protons.