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AP Chemistry > Vocab > Flashcards

Vocab Flashcards

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0
Q

Absorption spectrum

A

A pattern in variation of amount of light absorbed by substance

Function of wavelength

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1
Q

Absolute zero

A

Lowest attainable temperature
0K
-273.15 C

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2
Q

Accuracy

A

How closely measured values agree with correct values

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3
Q

Acid

A

Donates H+ ion/ proton

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4
Q

Acid-dissociation constant

Ka

A

Equilibrium constant that expresses extent to which acid transfers proton to solvent water

Measures acid strength

Larger = more dissociation = stronger

KaKb=110^-14

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5
Q

Acidic anhydride

A

An oxide that forms an acid when added to water

Ex: soluble nonmetal oxides

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6
Q

Acidic oxide

A

An oxide that either reacts with base to form a salt or water to form an acid

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7
Q

Actinide element

A

Element in which 5f orbitals are only partially occupied

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8
Q

Activated complex

Transition state

A

Partic arrangement of atoms found at top of pot E barrier as reaction proceeds

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9
Q

Activation energy

Ea

A

Min E needed for rxn

Height of E barrier to formation of products

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10
Q

Active site

A

Site on hetero catalyst or enzyme where catalysis occurs

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11
Q

Activity

A

Decay rate of radioactive material

Usu: disintegrated units/time

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12
Q

Activity series

A

List of metals in order of decreasing ease of oxidation

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13
Q

Adsorption

A

The binding of molecules to a surface

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14
Q

Alcohol

A

Organic compound

Substitute hydroxyl group (–OH) for hydrogen on hydrocarbon

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15
Q

Aldehyde

A

Organic compound with carbonyl group (C=O) to which at least 1 H atom is attached

16
Q

Alkali metals

A

Members of group 1A on periodic table

17
Q

Alkaline earth metals

A

Members of group 2A in per table

18
Q

Coordinate covalent

A

Bond where one atom donates both electrons being shared

19
Q

Alkanes

A

Carbon hydrogen compounds with only c-c single

AP Chemistry (2 decks)

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