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Acids And Bases > 16A > Flashcards

16A Flashcards

1
Q

Electrolyte

A

A substance that releases ions and conducts electricity when it dissolves in water

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2
Q

Base properties

A
  • bitter taste
  • slippery
  • reacts with Litmus paper (blue)
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3
Q

Neutralization reaction

A

An acid and a base neutralizing each other in an aqueous solution to produce water and a salt

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4
Q

Arrhenius acid

A

Release H+

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5
Q

Arrhenius base

A

Release OH-

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6
Q

Brønsted lowry acid

A

Donates protons (H+)

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7
Q

Brønsted lowry base

A

Accepts protons (H+)

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8
Q

Lewis acid

A

Accepts electron pairs

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9
Q

Lewis base

A

Donates electron pairs

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10
Q

Deprotonation

A

Donate proton

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11
Q

Protonation

A

Accept proton

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12
Q

Conjugate base

A

Structure formed when an acid is deprotonated

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13
Q

Conjugate acid

A

Structure formed when base is protonated

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14
Q

pH stands for..

A

Power of hydronium ion

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15
Q

pH 7

A

Neutral

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16
Q

pH under 7

A

Acid

17
Q

pH over 7

A

Base

18
Q

Strong acids lose their ? easily and completely

A

H+

19
Q

Strong bases lose their ? Easily and completely

A

OH-

20
Q

Weak acids and bases …

A

Do NOT ionize completely

21
Q

If an acid is weak, the conj base must be?

A

Strong

22
Q

What causes acid-base strength?

A

Electrical in nature

23
Q

What determines how easily protons can be accepted or given?

A

The location and arrangement of e-

24
Q

Amphoteric substance

A

Substance that can be either an acid or a base depending on conditions

25
Q

Monoprotic

A

Can give 1 H+

26
Q

Diprotic

A

Can give 2H+

27
Q

Triprotic

A

Give 3 H+

28
Q

Indicators

A
  • change color when pH changes
  • give rough estimates of pH
  • not as exact as pH meter
29
Q

Universal indicator

A

A combination of indicators used to show a wide range of color over the 0-14 pH scale

30
Q

Transition interval

A

A range of pH values over which the color change occurs

31
Q

Titrations

A

Determining the unknown concentration of a solution by measuring its capacity to react with a solution of known concentration

32
Q

Titration curve

A

A graph which shows the pH change with the addition of an acid to a base or base to acid

33
Q

Equivalence point

A

The point at which there are equal amounts of acid and base (pH=7)

34
Q

End point

A

The point at which a titration is stopped once the indicator changes color

35
Q

Buffers

A

Solutions that resist pH changes

36
Q

Acid properties (3)

A
  • sour taste
  • reacts with litmus paper (red)
  • reacts with active metals

Acids And Bases (1 decks)

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