It will lose one eletron
lose three electrons
Magnesium lose two electrons to form MgF2.
In phosphene it gain 4 electrons. Phosphate lose 4 electrons
There are 9 electrons in the atom without a charge, . The Fluorine ion (F -), has 10 electrons.
A neutral atom of fluorine contains 7 valence electrons.
Fluorine gains one electron to form a fluoride ion.
lose three electrons
One, and only one.
Magnesium lose two electrons to form MgF2.
it loses two electrons when forming a compuond.
In phosphene it gain 4 electrons. Phosphate lose 4 electrons
It looses two.
It will lose 2 to form Sr2+
gain one electron to form fluoride anion
Selenium may lose 2, 4 or 6 electrons and may gain 2 electrons.
OVER 9000
Selenium will gain two electrons and arsenic will gain three electrons