The Periodic Table

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

Dimitri found that there was a pattern of properties that repeated every ____ elements.

• 2
• 4
• 5
• 7

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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

Which of the following is the most metallic element in period 3?

• Boron (B)
• Sodium (Na)
• Argon (Ar)
• Silicon (Si)

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NGSS.HS-PS1-1

Which of these element is the least metallic?

• Potassium (K)
• Carbon (C)
• Sulfur (S)
• Neon (Ne)

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

The number at the bottom of each square on the periodic table is the ...

• atomic number
• atomic mass
• chemical symbol
• element name

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NGSS.HS-PS1-1

The number at the top of each square on the periodic table is the ...

• atomic number
• atomic mass
• Chemical Symbol
• Element Name

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NGSS.HS-PS1-1

What is the chemical symbol for Lithium?

• H
• He
• Li
• N

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NGSS.HS-PS1-1

The months of the year are __________ because they repeat in the same order every 12 months.

• periodic
• group
• period
• halogens

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NGSS.MS-ESS1-1