One. Sodium is found in Group 1, which is characterized by having one valence electron, so by extension, potassium, rubidium, cesium, and francium also have one valence electron.
Na has 1 valence electron.
Sodium has one valence e-
1 valance electron
a sodium atom has 1 valence electrons
Na has one valence electron i.e. 1 electron in valence(last) shell.
Sodium (Na) has 11 protons, 11 electrons, and 1 valence electron.
Argon has 8 valence electrons.
3 valence electrons
There are 3 valence electrons in an atom of aluminium.
Na has one valence electron i.e. 1 electron in valence(last) shell.
Lithium (Li) has 1 valence electron. It is in the same 'family' as Sodium (Na) and Potassium (K)
Sodium (Na) has 11 protons, 11 electrons, and 1 valence electron.
Selenium has 6 valence electrons. It belongs to group 16 of the periodic table, so it has 6 electrons in its outermost energy level.
how many valence electrons does family 1 have
There are 3 valence electrons in an atom of aluminium.
5 valence electrons.
3 valence electrons
8 valence electrons
Beryllium has two valence electrons.
10 valence electrons
3 valence electrons