Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
24 Cards in this Set
- Front
- Back
compound |
is formed when two or more elements chemically combined |
|
mixture |
is formed when two or more substances do not chemically combine |
|
solution |
is formed when one substance dissolves in another |
|
soluble |
meaning "being able to dissolve" |
|
ratio |
to form a compound, the exact amount of each element must be used. That is described a needing a definite |
|
solvent |
the substance in which a substance will dissolve |
|
metals |
elements which are ductile, malleable, and good conductors |
|
nonmetals |
are bad conductors, not malleable, and not ductile |
|
metalloids |
they are between metals and nonmetals |
|
molecule |
the smallest amount of a compound |
|
atom |
the smallest amount of an element |
|
concentrated |
solutions which have a great amount of solute but very little solvent |
|
saturated |
all the space has been full extras goes to the bottom |
|
suspension |
a mixture in which the particles are too big to dissolve and will eventually sink to the bottom |
|
colloids |
is a mixture in which the particles are dispersed throughout but are not heavy enough to settle out |
|
Cobalt metals at 1,495 degrees. Is it physical or chemical property? |
Physical Property |
|
The definite ratio in a compound compares the ____ of the elements. |
mass |
|
distillation |
separating a mixture based on its different boiling points |
|
a centrifuge separates mixtures which have ingredients of different _______. |
densities |
|
insoluable |
is the word means unable to dissolve |
|
If every empty space in salt water has been filled by salt, where will an additional salt go that is added? |
to the bottom |
|
give an example of gas dissolving in a gas |
oxygen in nitrogen = dry air |
|
Elements on the Periodic Table are listed in what order? |
Atomic Number |
|
The mass of an atom of an element is measured in a unit called? |
atomic mass unit or amu |