Science Vocab Ch5 Flashcards

1
Q

a chart that arranges elements having similar
properties into the same groups

A

Periodic Table

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2
Q

a property of matter that can be either positive,
negative, or neutral

A

Electrostatic Charge

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3
Q

the attractive force that holds the nucleus of an atom
together

A

Strong Force

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4
Q

the number of protons in one atom of a particular
element

A

Atomic Number

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5
Q

the number of protons plus the number of neutrons in one
atom

A

Atomic Mass

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6
Q

a location of electrons surrounding the nucleus
in the atom

A

Electron Energy Level

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7
Q

a horizontal row on the periodic table

A

Period

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8
Q

a group of elements that have similar properties

A

Chemical Family

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9
Q

an electron in the outermost energy level of an atom

A

Valence Electron

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10
Q

an element that is typically shiny and hard and a good conductor
of heat and electricity

A

Metal

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11
Q

an element that is typically dull and brittle and a poor
conductor of heat and electricity

A

Nonmetal

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12
Q

a figure in which dots around an element’s symbol
represent valence electrons

A

Electron Dot Diagram

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