bonds and reactions
the three main bonds are what
ionic, covalent, and metallic
definition of matter
anything with mass that takes up space
what is a mole
a number to count very small things
what is adhesion
interaction between a liquid and something else.
what is a solvent
the substance dissolving another substance
what is a reactant
the starting substance
what is the law of conservation of mass
matter can not be created or destroyed
what is a hydrate
a molecule attached to water
what is the kinetic molecular theory
it attempts to explain the properties of gases
what is an organic compound
a compound withing a living thing or made of carbon with some exceptions.
definition of a chemical reactions
the process of atoms of one or more substances to be rearranged into new substances
definition of molecules
2 or more elements bonded together
what is the limiting reactant
the reactant used up fully in the reaction
what is it called when solids turn to gases for phase changes
sublimation
what makes a suspension a suspension.
it settles out, it can be filtered, the Tyndall affect happens, it has large molecules over 100nm, and is heterogenous.
what bond is made from a metal and a non metal
ionic bond
what is PH
the mesure of acidity and alkalinity or acids and bases
6.02 x 10*23
name the properties of a solid
solids: only motion is vibration, definite shape and volume, generally have higher densities than the others,
what 1 thing that makes carbon special
its 4 valence electrons allowing for 4 bonds. its ability to bond with so many different elements. and its ability to make very complex structures.
2 ways to tell if its a chemical reaction
hot or cold, bubbles, color change, solids form, odor change.
chnops is what atoms
carbon, hydrogen, nitrogen, oxygen, phosphorus, sulfur.
what is stoiceomotry
the relationship between the relative quantities of substances
what is a crystalline structure
solids arranged in an orderly 3 deminsional geometric sequence.
how many bonds does an alkane, alkene, and alkyne have
alkane 1
alkene 2
alkyne 3