answer 2
Ionic
NaCl
Once dissolved, it is a good conductor of electricity.
crystalline solid
Generally low melting points
composed of ions
Molecular
composed of molecules
Generally high melting points
Fructose
atomic
Composed of atoms (I didn’t put it in the last category because that’s not true for ionics, but maybe that’s what they’re looking for).
Graphite
diamond
describes the three
Properties vary from substance to substance, with no general pattern
Answer 1
A bit late but…..
Ionic
composed of ions
NaCl
Once dissolved, it is a good conductor of electricity.
normally high melting point
Molecular
composed of molecules
Fructose
Generally low melting point
atomic
composed of atoms
Graphite
diamond
Properties vary from substance to substance; no general trend
All
crystalline solid
it must be right