Unit 1 Review

How did Mendeleev arrange the elements?

• alphabetical 
• density
• melting point
• atomic mass

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NGSS.HS-PS1-1

The horizontal row on the periodic table is called a

• group
• family
• period
• atomic number

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NGSS.HS-PS1-1

A vertical column is called...

• group
• tower
• period
• crew

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Most of the elements on the periodic table are classified as _____.

• Metals
• Nonmetals
• Metalloids
• Periods

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NGSS.HS-PS1-1

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

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NGSS.HS-PS1-1

Which element is not a metal?

• Na

• Re

• Al

• B

The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

Tags

NGSS.HS-PS1-1

A vertical column in the periodic table.  Elements share similar properties.

• row
• group
• period

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Elements in a ..................have similar chemical properties.  

• period
• group
• row

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

The majority of elements on the periodic table are

• man made.
• nonmetals.
• metals.
• gases.