There is currently no scientific evidence for any constituents of an electron. So, for now, the electron is a lepton (a lepton is any fundamental particle).
Electrons in the outermost shell are valence electrons!
the electrons in the outermost shell of an atom are considered to be the valence electrons.
Lone-pair electrons, Bonded pairs of electrons
Valence electrons
8 electrons
Electrons charge is a negative
Chlorine has 17 electrons. 7 of its electrons are valence electrons.
The electrons farthest away from the nucleus are the valence electrons of an atom.
4 electrons, 2 valence electrons
A metalloid with 4 electrons, such as silicon, has 2 core electrons. In the case of silicon, the electron configuration is 1s² 2s² 2p², where the 1s² electrons are the core electrons, while the 2s² and 2p² electrons are considered valence electrons. Thus, it has 2 core electrons and 4 total electrons.
N(nitrogen) = 7 electrons 3O(three oxygen) = 3* 8 electrons = 24 electrons 7 electrons + 24 electrons = 31 electrons in NO3 ( nitrogen trioxide ) ==============================
electrons*