5 valence electrons
Outside the nucleus, electrons are present in their orbits. The valence electrons present outside is involved in forming bonds with other atoms. (figure it out yourself scrub)
They do get attracted, but their momentum is too high to be "captured" by the electrons.
A fluorine atom has 9 electrons.
There are 6 2p electrons in argon.
six electrons
92 electrons
78 electrons
5 valence electrons
there are 6 = neutrons 10 = electrons 10 = protons present in the methane
20 protons and 20 electrons are present in calcium.
8 electrons present in penultimate shell
19 Protons and 20 electrons
It has 4 d electrons.
18 electrons.
4
Four.