Atoms Flashcards

1
Q

How is atoms consisted of?

A

Single nucleus with positive charge surrounded by a cloud of negatively charged electrons

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2
Q

Consists of an aggregation of atoms held together by valence forces

A

Molecule

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3
Q

A group of two or more atoms that form the smallest identifiable unit

A

Molecules

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4
Q

Two atoms that are chemically bonded

A

Diatomic Molecules

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5
Q

Two identical atoms chemically bonded (O2)

A

Homonuclear

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6
Q

Two different atoms chemically bonded (CO)

A

Heteronuclear

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7
Q

Molecules containing more than two atoms (CO2)

A

Polyatomic molecules

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8
Q

Atoms of different chemicals can combine

A

Molecular bonding

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9
Q

Substance formed by chemical union

A

Chemical bonding

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10
Q

Identical atoms bonding together with identical proportion and differ only in arrangements

A

Isomers

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11
Q

Sharing of an electron pair between two atoms

A

Covalent bonding

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12
Q

Atoms that have net electrical charge

A

Ions

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13
Q

Fewer electrons than protons have a net positive charge

A

Cation

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14
Q

More electrons than protons have a net negative charge

A

Anions

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15
Q

Cations and anions in a ratio that results no net electrical charge

A

Ionic compounds

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16
Q

Attracted to more than one nucleus

A

Covalent compounds

17
Q

Contains cations and anions

A

Ionic compounds

18
Q

What is the attraction between ionic compounds?

A

Attractive electrostatic interactions

19
Q

Simply the name of the element followed by the word ion

A

Na = Sodium ion
Al = Aluminum ion

20
Q

Indicated by a roman numeral in a parentheses after the element name followed by the word ion

A

Stocky system

21
Q

The stem of the element name comes from the latin name of the element

A

Common system