Shared Flashcard Set

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Final
N/A
19
Chemistry
10th Grade
05/28/2009

Additional Chemistry Flashcards

 


 

Cards

Term
tailings
Definition
the waste after processing mined ore that's full of impurities such as cyanide, mercury, and sulfuric acid
Term
Longwall mining
Definition
considered the most dangerous mining
Term
Electrometallurgy
Definition
uses an electrical current to supply electrons to metal ions therefore "reducing them"
Term
pyrometallurgy
Definition
oldest ore, treats metals and their ores with heat in a blast furnace
Term
alkali and alkaline earth metals
Definition
two families of elements of the periodic table contain most active metals
Term
reusing metallic article
Definition
which of the following processes requires the least amount of energy
Term
oxidation
Definition
when an atom loses electrons
Term
reduction
Definition
a metal is usually obtained from its ore by a process called
Term
silver
Definition
what is found uncombined in nature because it resists oxidation?
Term
ductile
Definition
can be drawn into thin wires
Term
malleable
Definition
easily hammered into sheets
Term
activity series
Definition
ranking metals in relative order of their chemical relativities
Term
Lithosphere
Definition
"Supply house"
Term
Hydrosphere
Definition
H20, ocean water, and other elements such as ions. Water
Term
Atmosphere
Definition
This layer contains N2, O2, Ne, and At; anything of air
Term
Crust, Mantle, Core
Definition
Earths interior can be divided into 3 major compositional layers, what are they?
Term
crust
Definition
composed of lighter elements (Silicon, Oxygen)
Term
mantle
Definition
the division of the earth's interior that contains rocks made of oxygen, cilicon, and magnesium
Term
core
Definition
iron and nickel, solid inner core
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