atoms

element

main 4 elements in organisms

trace element & examples

subunits of an atom

how many elements were created artificially by scientists?

protons

neutrons

electrons

atomic #

mass #

isotope

radioactive isotopes

radioactive decay rates can...

we almost never see ________ in real life

radioactive emissions can reveal...

PET

tracer

what determines if an atom will interact with other atoms?

what forms molecules?

what charges attract/repel each other?

electrons that can occupy the 1st 3 shells/orbitals

what is simplest atom & why?

energy levels in relation to shells

atoms would rather have...

chemical bond

atom is most stable when...

inert atoms def & examples

compound

mixture

oxidation

reduction

when the electrons = the protons, the atom carries...

when atom loses an electron, charge becomes

when atom gains an electron, charge becomes

ion def

ionic bond def

covalent bond def

nonpolar covalent bond

polar covalent bond

usual numbers of electrons in valence shell in relation to the bond

hydrogen bond def

water's 6 characteristics

solute; what are the spheres of hydration?

what can dissolve in water?

free radicals

antioxidant

what do chemical reactions do to the body fluid?

depending on the chemical conditions, water can...

what sensors are not in the body?

pH scale

each unit of change away from neutrality = ...

blood & some other bodily fluids pH range

acid

base/alkaline fluids

weak acids (acetic acid)

strong acids (HCl & sulfuric acid (H2SO4))

example of acidic situation process

"acid stomach"

antacids

salts

buffers

example of how buffers work

buffers can't make...
can only...

acidosis

alkalosis

blood pH homeostasis range

Hyperventilating