Do u mean when electrons are transferred to the valence shell what happens to the electronegativity? The electronegativity is greater in the valence she'll because they have greater reason to pull electrons to pull towards them
+2 D. because this atom is magnesium and mag. has a charge of +2
Protons: 7
electrons: 7
neutrons: 7
Tungsten is used in light bulbs because of its high melting point.
It is also used because it has the lowest vapor pressure and greatest tensile strength.
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