7-3 Comparing Ionic and Molecular Compounds

what is the representative unit for molecular compound?

molecule

what is the representative unit for an ionic compound?

formula unit

metalloids have bonding patterns similar to _____

nonmetals

molecules are made out of _____

nonmetals

ionic compounds are made out of _____

metals and nonmetals

covalent network solids do not melt until far above ____-

1000 celsius

carbon atoms in diamond form a ____ structure

tetrahedral

what are allotropes?

different physical forms of the same element

____ are the strongest and stiffest material ever discovered

carbon nanotubes

in a buckminsterfullerene, _____ carbon atoms are arranged in ______ and _____ to form a _____

60, pentagons, hexagons, hollow ball

allotropes have a _______ structure

crystalline