18.
Argon-40 atom has 18 electrons.
Argon has 18 electrons.
Argon has 18 electrons.
There are 18 electrons and protons each in argon atoms.
Argon has 8 valence electrons.
Argon-40 atom has 18 electrons.
Argon has 18 protons, 18 electrons. The most stable isotope of argon (Ar-40) has 22 neutrons.
An atom of (^{40}_{18}\text{Ar}) (argon) has 18 electrons. This is because the number of electrons in a neutral atom is equal to the number of protons, and for argon, the atomic number is 18. Thus, an atom of argon has 18 protons and 18 electrons.
Argon has 18 electrons.
Argon has 18 electrons.
There are 6 2p electrons in argon.
18 protons and 22 neutrons in the most commonly occurring isotope argon-40. In argon-36 there are 18 neutrons but this isotope is only present in nature at 0.34%
Argon has 8 valence electrons.
Argon has 8 valence electrons.
There are 18 electrons and protons each in argon atoms.
Argon has 8 valence electrons.
Electrons are always negative. There is no neutral electrons.