Chapter 4 Flashcards

1
Q

Hydrochloric acid

A

HCl

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2
Q

Sulfuric acid

A

H2SO4

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3
Q

Nitric acid

A

HNO3

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4
Q

Ethanoic acid

A

CH3COOH

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5
Q

Definition of a strong acid?

A

A strong acid completely dissociates in aqueous solution.

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6
Q

Definition of a weak acid?

A

A weak acid only partially dissociates in aqueous solution. (Shown with a reversible reaction arrow)

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7
Q

Definition of a base?

A

A base neutralises an acid to form a salt.

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8
Q

Definition of an alkali?

A

An alkali is a type of base which can dissolve in water and neutralises an acid to form a salt.

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9
Q

Acid + Alkali = ?

A

Salt + water

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10
Q

What must ionic equations keep?

A

Solids and molecules, any liquids/gases, and the ions linked to them

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11
Q

Acid + metal = ?

A

Salt + hydrogen

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12
Q

Acid + metal oxide/hydroxide = ?

A

Salt + water

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13
Q

Acid + metal carbonate = ?

A

Salt + water + carbon dioxide

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14
Q

Definition of concordant?

A

Results are in 0.1cm cubed of each other.

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15
Q

Definition of an oxidation number?

A

A set of rules for atoms: the no. electrons involved in bonding to another element.

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16
Q

Definitions of reduction?

A
  1. Is the decrease in oxidation number.
  2. Is the gaining of electrons.
17
Q

Definitions of oxidation?

A
  1. Is the increase in oxidation number.
  2. Is the loss of electrons.