Acids And Bases 1 Ch. 10 Flashcards

1
Q

Describe an acid

A

Sour taste, turn blue litmus paper red, corrosive, pH < 7

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2
Q

Describe a base

A

Flat taste, turn red litmus paper blue, corrosive, pH > 7

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3
Q

Monobasic

A

One hydrogen atom

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4
Q

Dibasic

A

Two hydrogen atoms

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5
Q

Tribasic

A

Three hydrogen atoms

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6
Q

What is an Alkali

A

It is a base that dissolves in water

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7
Q

What is an Arrhenius acid

A

A substance that dissociates in aqueous solution, forming hydrogen ions

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8
Q

What is an Arrhenius base

A

It is a substance that dissociates in aqueous solution, forming hydroxide ions.

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9
Q

What is a strong acid according to Arrhenius

A

Fully dissociates in aqueous solution

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10
Q

What is a weak acid according to Arrhenius

A

Only slightly dissociates in aqueous solution

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11
Q

What is a strong base according to Arrhenius

A

Fully dissociates in aqueous solution

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12
Q

What is a weak base according to Arrhenius

A

Only slightly dissociates in aqueous solution

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13
Q

What does Arrhenius’ conclusions explain

A

Why strong acids only conduct in aqueous solution, why weak acids do not conduct well, Acids need water before they show their acidic properties

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14
Q

Limitations of Arrhenius’ conclusions

A

Limited to reactions in water, when acid dissolves in water H30+ is formed rather than a hydrogen ion, does not explain why substances can be an acid and a base

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15
Q

What is a Bronsted-Lowry acid

A

It is a proton donor

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16
Q

What is a Bronsted-Lowry base

A

It is a proton acceptor

17
Q

Strong acid according to Bronsted-Lowry

A

Good proton donor

18
Q

What is a weak acid according to Bronsted-Lowry

A

Poor proton donor

19
Q

What is a strong Base according to Bronsted-Lowry

A

A good proton acceptor

20
Q

What is a weak base according to Bronsted-Lowry

A

A poor proton acceptor

21
Q

What is an amphoteric substance

A

One which can react as an acid with a base and a base with an acid.

22
Q

Advantages of the Bronsted-Lowry theory

A

Shows how hydronium is formed when acids and bases react, allows for acids that can react without the presence of water, explains how an acid can be amphoteric