Given their electronegativity values, which pair of atoms could form a covalent bond? A. O (3.5) and CI (3.0)
B. Mg (1.2) and O (3.5)
C. F (4.0) and Li (1.0)
D. Al (1.5) and F (4.0)

Newtons second law deals most cosely with

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false