Flashcard: Fundamentals of Chemistry — 10 carte

Matter — definition?

Anything that has mass and occupies space

Matter — definition?

Anything with mass and occupying space.

Atom — role?

Smallest unit of an element retaining its properties

Atom — smallest unit?

Smallest unit of an element, retains chemical properties.

Molecule — function?

Chemically bonded atoms forming the smallest unit of a compound

Molecule — composition?

Atoms bonded together, smallest unit of a compound.

Element — characterized by?

One type of atom, defined by atomic number.

Compound — formed?

Chemically bonded elements, can be molecular or ionic.

Ion — charge?

Atom or molecule with net electric charge.

Physical vs. Chemical — properties?

Physical: observed without change; Chemical: involve reactivity.