how do you know when a compound is a gas, liquid, or solid?

Question

anonymous · Answer

In terms of particles?

anonymous · Answer

A solid is made of tightly compacted, slow moving particles with a definite shape.
A liquid is an amorphous form of matter with a definite volume without a definite shape.
A gas is made of free moving particles that have no definite shape nor definite volume.

anonymous · Answer

And it should state whether or not it's a gas, liquid, or solid. And you can figure out whether or not the element is a metal or nonmetal through the periodic table.

anonymous · Answer

In terms  what? With which given information?

anonymous · Answer

when elements combine such as Ag (silver) and the compound NO3 (nitrate), I know Silver is a solid but how do I determine what Nitrate is? Is it a gas? So, does this mean AgNO3 would be aqueous?

anonymous · Answer

AgNO3 is aqueous

anonymous · Answer

Generally, chemicals that end in 'ate' or 'ite' are anions in aqueous solution.