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Chem 1601 > 4.6, 4.8 > Flashcards

4.6, 4.8 Flashcards

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1
Q

Ionic Compounds= Charge Neutral

A

contain positive and negative ions and in a chemical formula sum of + charges equals sum of - charges

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2
Q

Formula of Ionic Compounds

A

reflect smallest whole number ratio at ions

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3
Q

Basic Procedure to Write Ionic Compound Formula

A

Write symbol for metal cation and its charge followed by symbol for nonmetal anion and its charge then adjust subscript on each cation and anion to balance charge

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4
Q

Common Name

A

What we call Ionic compounds in day-to-day life like table salt

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5
Q

Systematic Name

A

Verbal version of the formula of the ionic compound

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6
Q

Categories of Ionic Compounds

A

Depend on the metal: metals that form 1 type of ion and metals that form more than 1 type of ion

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7
Q

Binary Compounds

A

Contain only two different elements

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8
Q

Names of Binary Compounds

A

(name of metal cation)(base name of nonmetal anion +ide)

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9
Q

Names of Binary Compounds with Transition Metals

A

(name of metal cation)(charge cation in roman numerals)(base name of nonmetal anion +ide)

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10
Q

Polyatomic ion

A

composed of two or more atoms

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11
Q

Oxyanions

A

anions containing oxygen and another element (most common polyatomic ions)

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12
Q

Two Ions in Polyatomic Series

A

less oxygen is -ate more oxygen gets -ite

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13
Q

2+ Ions in Polyatomic Series

A

hypo least oxygen -ite is less oxygen -ate is more oxygen and per is most oxygen

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14
Q

Hydrates

A

ionic compounds containing a specific number of water molecules associated with each formula unit

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15
Q

Water of Hydration

A

number of water molecules associated with each formula unit

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16
Q

Naming Hydrates

A

(ionic compound name)(prefixhydrate)

17
Q

Anhydrous

A

ionic hydrate without the water

18
Q

Formula of Molecular vs Ionic Compounds

A

molecular cannot always be determined by constituent elements because same combo of elements can form multiple molecular compounds each with a different formula

19
Q

Molecular Compound

A

composed of two or more nonmetals

20
Q

Names of Binary Molecular Compounds

A

(prefix)(name element 1)(prefix)(base name element 2 plus -ide)

Chem 1601 (5 decks)

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