A. Outer energy level electrons are shared.
In electrovalent combination, after donating their valence electrons, metallic particles become positively charged; non metallic particles become negatively charged after acquiring extra electrons.
The electrons involved reside in the outermost shells of the atoms.
PeAcE.
The name of this Ionic Compound is Calcium oxide.
Answer: C
I hope this helped you
Answer:
107.5 amu
Explanation:
isotopes: fractional Wt Avg
isotopes: isotopic mass %Abundance abundance (amu)
X110 110 60 0.60 66.0
X105 105 30 0.30 31.5
<u> X100 100 10 0.10 10.0</u>
∑ atm mass contributions = 107.5 amu*
*amu = atomic mass units
