The periodic table Chapter 5 lesson 1 Flashcards

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1
Q

Describes something that occurs or repeats at regular intervals.

A

Periodic

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2
Q

The law that states that the repeating chemical and physical properties.

A

Periodic law

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3
Q

In chemistry, a horizontal row of elements in the periodic table.

A

Period

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4
Q

A vertical column of elements in the periodic table.

A

Group

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5
Q

Are elemets in group 1 of the periodic table.

A

Alkali metals

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6
Q

Less reactive than alkali metals are.

A

Alkaline-earth metals

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7
Q

One of the elements of group 17 of the periodic table.

A

Halogen

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8
Q

Are unreactive nonmetals and are in group 18 of the periodic table.

A

Noble gases

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