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;
73 Cards in this Set
- Front
- Back
Matter
|
Anything that has mass and takes up space
|
|
Pure Substance
|
Compounds and elements (Formula)
|
|
Mixture
|
Two or more substances mixed in the same container but are not bonded
|
|
Three states of matter
|
Solid Liquid Gas
|
|
Condensation
|
Gas to liquid
|
|
Vaporization (Boiling or Evaporation)
|
Liquid to gas
|
|
Deposition
|
Gas to solid
|
|
Sublimation
|
Solid to gas
|
|
Freezing
|
Liquid to solid
|
|
Melting
|
Solid to liquid
|
|
Diatomic Elements
|
Elements that travel in pairs [ O². N², F² ]
|
|
Homogeneous Mixture
|
The same throughout. Each sample contains the same ratio of ingredients
|
|
Heterogeneous Mixture
|
Different throughout. Each sample contains a different ratio of ingredients.
|
|
Different ways to separate a mixture
|
By hand, magnetism, centrifuge, density, evaporation, filtration, chromatography, and distillation
|
|
Observations
|
The facts.. what you see
|
|
Interpretations
|
Your opinion of what you see
|
|
Qualitative
|
Observations without numbers
|
|
Quantitative
|
Observations with numbers
|
|
Reactant
|
Left side of chemical equation
|
|
Product
|
Right side of chemical equation
|
|
Precipitate
|
Solid formed from two aqueous solutions
|
|
Enzyme
|
Catalyst in living systems
|
|
Organic
|
Including carbon
|
|
Inorganic
|
not including carbon
|
|
Four signs of a chemical change
|
Precipitate formed, gas released, energy released, color change
|
|
Hydrocarbon
|
anything with H and C in it
|
|
Dmitri Mendeleev
|
Created the first correct periodic table
|
|
Exothermic
|
Anything that gives off heat
|
|
Endothermic
|
Anything that takes in heat
|
|
Solution
|
Homogeneous mixture
|
|
Sucrose
|
C12H22O11
|
|
Glucose
|
C6H12O6
|
|
Methane
|
CH4
|
|
Oxygen
|
O2
|
|
Water
|
H2O
|
|
Table Salt
|
NaCl
|
|
Extensive properties
|
Properties that depend on size
|
|
Intensive Properties
|
Properties that do not depend on size
|
|
Noble Gases
|
Column 18 on periodic table
|
|
Nonmetals
|
Right side of staircase
|
|
Alkaline earth metals
|
column two on periodic table
|
|
Alkali metals
|
Under hydrogen on column one of periodic table
|
|
Groups or families
|
a column
|
|
Periods
|
a row
|
|
Metals
|
To left of staircase
|
|
Metalloids or semimetals
|
B, Si, Ge, As, Sb, Te
|
|
Transition metals
|
Groups 3-12
|
|
Lanthanide series
|
57-70 on periodic table
|
|
Actinide series
|
89-102 on periodic table
|
|
Halogens
|
Group 17
|
|
Distillation apparatus
|
Used to separate pure substances with known boiling points from a mixture
|
|
Four types of chemistry
|
Physical, analytic, Biochemistry, theoretical
|
|
Branches of chemistry
|
Organic, Inorganic, Analytic, Physical,
|
|
Hoffman apparatus
|
Apparatus used to electrolize water
|
|
Chemistry
|
The study of the composition, structure, and properties of matter, the processes that matter undergoes, and the energy changes that accompany these processes.
|
|
Chemical
|
Any substance that has a definite composition
|
|
Basic research
|
For the sake of increasing knowledge, such as why and how a specific reaction occurs and what the properties of a substance are
|
|
Applied research
|
Carried out to solve a problem.
|
|
Technological Development
|
Involves the production and use of products that improve our quality of life.
|
|
Atom
|
The smallest unit of an element that maintains the chemical identity of that element
|
|
Element
|
A pure substance that cannot be broken down into simpler, stable substances and i
|
|
Physical property
|
A characteristic that can be observed or measured without changing the identity of the substance.
|
|
Physical change
|
A change in a substance that does not involve a change in the identity of the substance
|
|
Plasma
|
A high temperature physical state of matter in which atoms lose most of their electrons, particles that make up atoms.
|
|
Change of state
|
A physical change of a substance from one state to another.
|
|
Solid
|
Has a definite shape and definite volume.
|
|
Liquid
|
Has a definite volume but an indefinite shape
|
|
Gas
|
Neither definite volume or shape
|
|
Mallebility
|
Ability to be hammered or rolled into sheets
|
|
Ductile
|
Ability to be drawn into a fine wire
|
|
Tensile strength
|
The ability to resist breaking when pulled
|
|
Why are Stradivarius violins different?
|
Wood soaked in sea water and covered in a different varnish
|
|
Catalyst
|
A substance that changes the rate of a chemical reaction without being consumed or changed significantly.
|