How many elements are found in 2CuSO4?
A.5
B.4
C.2
D.3

How many atoms of oxygen are contained in 160 grams of n2o3

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

The atom fluorine generally will become stable through the formation of an ionic chemical compound by accepting electron(s) from another atom. this process will fill its outer energy level of electrons.