Biology 2.1-2.3 Quiz Review

One particular type of atom that cannot be broken down

• atom

• compound

• element

• ion

smallest basic unit of matter

• atom

• compound

• element

• ion

substance made of atoms of different elements bonded together in certain ratio

• atom

• compound

• element

• ion

an atom that has gained or lost one or more electrons

• atom

• compound

• element

• ion

forms when electrons are transferred or through electrical force between oppositely charged ions

• ionic bond

• covalent bond

• hydrogen bond

forms when electrons are share a pair of electrons

• ionic bond

• covalent bond

• hydrogen bond

forms when attraction between a slightly positive hydrogen atom and slightly negative atom

• ionic bond

• covalent bond

• hydrogen bond

two or more atoms held together by covalent bonds

• atom

• molecule

• element

• ion

resists changes in temperature

• high specific heat

• cohesion

• adhesion

• polar

when water molecules stick to each other

• high specific heat

• cohesion

• adhesion

• polar