The diagram shows four different locations in an atom. Which locations are likely to have subatomic particles with the least mass? 1 and 2
2 and 3
1 and 4
3 and 4

Element before carbon on the periodic table

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?

Which reason best explains why metals are malleable? a)because they have delocalized electrons b)because they have localized electrons c)because they have ionic bonds d)because they have rigid bonds