Bio Chapter 6

the basic or smallest unit of all matter

• atom

• molecule

• ion

a pure substance consisting of all the same type of atom

• element

• compound

• ion

Positive charge subatomic particles that make up an atom

• proton +

• electron -

• neutron \

Negative charge subatomic particles that make up an atom

• Proton +

• electron -

• neutron \

Neutral charge subatomic particles that make up an atom

• proton +

• electron -

• neutron \

the atoms in a compound are held together by _______

• chemical bond

• covalent bond

• ionic bond

what type of bond is formed when electrons are transferred from one atom to another

• chemical bond

• ionic bond

• covalent bond

what name is given to an atom that has lost or gained electrons

• ions

• polar

• element

what type of bond is formed when two atoms share electrons

• ionic bond

• chemical bond

• covalent bond

covalent bond in which electrons are shared unequally resulting in a molecule which has poles

(part of it is negative and part of it is positive)

• polar covalent bond

• hydrogen bond

• chemical bond