Chapter 4 - Reactions of ionic compounds Flashcards

1
Q

Anion

A

negative ion formed when an atom gains one or more valence electrons

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2
Q

Brittle

A

tendency of a material to fracture (break) when subjected to pressure

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3
Q

Coordination number

A

the number of atoms, molecules or ions bonded to a chemical species

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4
Q

Crystal lattice (ionic)

A

symmetrical, three-dimensional arrangement of ions

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5
Q

Hardness

A

resistance to deformation when subjected to pressure

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6
Q

Ion

A

atom that has lost or gained electrons to become a charged particle

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7
Q

Melting point 

A

temperature at which a substance changes its state from solid to liquid

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8
Q

Molten

A

a pure substance that has been liquefied by heat

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9
Q

Ionic bond

A

electrostatic force of attraction between cations and anions

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10
Q

Ionic compound

A

compound made up of cations and anions held together by electrostatic forces of attraction

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11
Q

Monatomic ion

A

ion made up of only one atom

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12
Q

Polyatomic ion

A

ion made up of a group of atoms covalently bonded together

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13
Q

Aqueous

A

dissolved in water

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14
Q

Dissolved 

A

incorporated into a liquid to form a solution

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15
Q

Full equation

A

chemical equation with all chemical species present

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16
Q

Insoluble

A

unable to be dissolved in a given solvent

17
Q

Ionic equation 

A

equation showing the net state changes of ions

18
Q

Phase

A

distinct form in which matter can exist

19
Q

Precipitate

A

solid compound formed in a precipitation reaction

20
Q

Precipitation reaction

A

chemical reaction resulting in the formation of a solid from an aqueous solution

21
Q

Solubility

A

ability to be dissolved in a given solvent

22
Q

Spectator ions 

A

aqueous ions that do not change state throughout a reaction