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Chemistry 2 > Acids and Bases > Flashcards

Acids and Bases Flashcards

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1
Q

what color does acid turn litmus paper to

A

red

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2
Q

what is the list of strong acids

A
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3
Q

what is the list of strong bases

A
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4
Q

what color does bases turn litmus paper to

A

blue

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5
Q

Chemicals that change color depending on the solution’s acidity or basicity

A

indicators

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6
Q

what is the most famous indicator

A

Phenolphthalein

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7
Q

what color is Phenolphthalein in acids

A

colorless

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8
Q

what color is Phenolphthalein in bases

A

red

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9
Q

first one to define acid

A

Arrhenius

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10
Q

according to Arrhenius theory what happens to bases in water?

A
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11
Q

according to Arrhenius theory what happens to bases in water?

A

dissociate and produce OH- and cations

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12
Q

according to Arrhenius theory what happens to acids in water?

A

ionize and produce H+ and anions

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13
Q

what was the problem with Arrhenius theory?

A

some bases didn’t contain OH- ions

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14
Q

can act as either an
acid or a base

A

Amphoteric substances

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15
Q

according to the Brønsted-Lowry theory what are acids

A

H+ donors

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16
Q

according to the Brønsted-Lowry theory what are bases

A

H+ acceptors

17
Q

how do you make a conjugate acid

A

add H and Add +1

18
Q

how do you make a conjugate base

A

minus H and add (-1)

19
Q

what does a A single arrow indicates

A

all the reactant
molecules are converted to product
molecules at the end

20
Q

what does a double arrow indicates the reaction

A

the reaction
stops when only some of the reactant
molecules have been converted into
products

21
Q

have acid hydrogens attached
to a nonmetal atom

A

binary

22
Q

have acid hydrogens attached to
an oxygen atom

A

oxy acids

23
Q

as the number of free oxygen increases, the acidity will what?

A

increase

24
Q

what is the symbol for a weak acid?

A

HA

25
Q

what is the Ka fir a strong acid?

A

there is no ka for strong acids

26
Q

what is the logo for acids

A

H3O+

27
Q

what is the logo for bases

A

OH-

28
Q

what is Kw equal to

A

1* 10 to the -14

29
Q

A way of expressing the strength of an acid or base i

A

pK

30
Q

what is the pH scale?

A
31
Q

what is the pOH scales

A
32
Q

the stronger the acid/base the smaller the what?

A

pk a or b

33
Q

what is true about the relationship between kb OH and basicity

A
34
Q

how do you find the best buffer within in the options

A

find the pka that is closest to the acids pH

35
Q

a strong base makes for a what conjugate acid

A

weak

36
Q

a strong acid makes for a what conjugate base

A

weak

37
Q

electron donor

A

Lewis base

38
Q

electron acceptor

A

Lewis acid

39
Q

acids that has more than one hydrogen

A

Polyprotic acids

Chemistry 2 (6 decks)

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