acids and bases Flashcards

(22 cards)

1
Q

Small ka means ___ acid

A

weak

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2
Q

large Kb means ___ base

A

strong

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3
Q

if an acid has a pH of 11 is it acidic or basic

A

basic

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4
Q

what is the number line of acidic and basic and neutral pH

A

acidic 0-6
neutral 7
basic 8-14

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5
Q

Hydroxide ion looks like

A

OH-

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6
Q

is a hydronium ion positive or negative

A

H+ positive

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7
Q

is an acid OH- or H+

A

H+

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8
Q

pH + pOH = __

A

14

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9
Q

a hydronium ion can look like H+ or ___

A

H30+

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10
Q

is [H+] > [OH-] acidic or basic

A

acidic

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11
Q

kw= 1.0x10^-14 @ 25C what is the formula

A

kw=[H+][OH-]

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12
Q

pOH=-log ___ OH- or H+

A

OH-

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13
Q

if a base is strong how much will dissociate

A

100%

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14
Q

if a compound has 2 or more H ions then O it is a ____ acid

A

strong acid

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15
Q

Brown-stead Lowery theory describes acids and bases as

A

acids as proton donors

bases as proton acceptors

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16
Q

Arrhenius theory said acids and bases …

A

acids created H+ ions in water

bases dissociate into OH- in water

17
Q

if a acid ends in IDE what does it change to

A

HYDRO acid IC ACID

18
Q

if the acid ends in ITE or ATE does it use the prefix HYRDO, what do the change to

A

no it does not
ITE changes to IC ACID
ATE changes to OUS ACID

19
Q

what are conjugate acid and bases

A

the acid and base of the reverse reaction

20
Q

Ka , Kb, and Kw are constants showing

A

the relationship between reactants and products, showing amount ionized giving the strength

21
Q

An acid …

A

is a compound that creates H3O ions in water, also donates H ions to bases

22
Q

A Base

A

a compound that dissociates in water to be OH, and accepts H from acids