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Chem > Acids And Bases > Flashcards

Acids And Bases Flashcards

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1
Q

H+=

A

H3O+

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2
Q

Properties of acids

A 
Produces h+
Sour
Corrode metals
Electrolytes 
React with based to form salt and water
Turns blue litmus paper red
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3
Q

pH>7

A

Bases

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4
Q

pH<7

A

Acid

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5
Q

Properties of bases

A 
Produces OH-
Bitter chalky 
Are electrolytes 
Soapy slippery 
Turns red litmus paper red
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6
Q

Ends in hydroxide

A

Base

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7
Q

Naming acid

Binary ide

A

Hydro (stem) ic acid

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8
Q

Naming acid

Ternary ate

A

(Stem) ic acid

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9
Q

Naming acid

Ternary ite

A

(Stem) ous acid

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10
Q

Arrhenius theory (traditional)

A

Acids produce h+

Bases produce OH-

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11
Q

Problem to Arrhenius theory

A

Some bases don’t have OH-

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12
Q

Bronsted Lowry theory

A

Acids- proton donor

Bases- proton acceptar

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13
Q

Proton

A

Hydrogen atom that lost its e-

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14
Q

Lone pair

A

Two e- not involved in pair

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15
Q

Lines pairs go with

A

Bases, need lone pair to act as base

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16
Q

Anfoteric

A

Act as acid and base

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17
Q

Conjugate pair

A

Difference of hydrogen ion
Acid more hydrogen
One less is base

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18
Q

Strong acids/bases

A

100% ionization
Single arrow
K»»»»1 very much greater than one

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19
Q

Weak acids and bases

A

Much less than 100% ionization
Reversible reaction
K«««1

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20
Q

What don’t have any concentration

A

Liquids

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21
Q

pH scale

A

is a way of expressing the strength of acids and bases

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22
Q

PH formula

A

-log [h+]

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23
Q

[H+] formula

A

[h+]= 10^-PH

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24
Q

In a neutral solution, formula for [h30+][OH-]=

A

[h30+][OH-]= 1.00x10^-14

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25
Q

pOH formula

A

pOH= -Log [OH-]

26
Q

PH paper

A

Multicolored

27
Q

Universal indicator

A

Multicolor

28
Q

Natural indicators

A

Red cabbage, radishes

29
Q

When Ka is so little it is neligable, neglect which

A

Neglect the reactants x

Only do it if it’s weak acid

30
Q

Concentration=

A

Molar

31
Q

What makes acid acidic

A

The excess hydrogen ions

32
Q

Which acids and bases dissociate

A

Strong acids, completely ionize completely while weak acids don’t

33
Q

Strong binary acids

A

HCL, HBr, HI

All others are weak

34
Q

Strong acids with ternary

A

O great than #H by two or more the acid is strong

35
Q

What makes bases basic

A

The excess hydroxide ions (OH-)

36
Q

Strong bases

A

Strong binary based

Made of group 1 or 2 metals and hydroxide. All others weak

37
Q

Salt hydrolysis

A

Acid and bases go through neutralization

38
Q

Acid and bases go through neutralization to produce

A

Salt and water

39
Q

Three possible salt hydrolysis

A

Strong acids and base
Strong acid weak base
Weak acid strong base

40
Q

To make neutral salt

A

Strong acid

Strong base

41
Q

To make acidic salt

A

Strong acid

Weak base

42
Q

To make a basic salt

A

Weak acid

Strong base

43
Q

A weak acid and weak base will produce

A

Any type of solution relative to the strengths of acid and base

44
Q

Salt is

A

An ionic compound

45
Q

Neutralization

A

Chemical reaction between acid and base that produces salt and water

46
Q

Does neutralization always mean pH=7?

A

No!!

47
Q

Titration

A

Experiment technique

Neutralize experiment to determine concentration of solution

48
Q

In titration the unknown is in the

A

Earlyn Myers flask

49
Q

Known solution is in the

A

Byrate

50
Q

Equivalence point (end point)

A

Point at which equal amounts of h3O+ and Oh- have been added

51
Q

Equivalence point is determined by (end point)

A

Indicator color change

pH Meter, dramatic change in pH

52
Q

Titration formula

A

MVn=MVn

53
Q

Titration
M-
V-
N-

A

M-molarity
V-volume
N-number of h+ ions in acid or Oh- ions in base

54
Q

When acids dissociate

Cations go with

A

Oh-

55
Q

When acids dissociate

Anions go with

A

H+

56
Q

Reacts with certain metals

A

Acid

57
Q

Reacts with carbonate

A

Acid

58
Q

In a solution a weak acid produces

A

A mixture of molecules and ions

59
Q

Why are Ka values all small numbers

A

Solutions contain high concentration of un ionized acid molecules

60
Q

What is value or Kw at 298 K

A

1.0x10^-14

61
Q

Standard solution

A

Solution of known concentration

Chem (14 decks)

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