Periodic Table

The vertical (up and down) columns in the Periodic Table are called

• groups

• towers

• periods

• atomic numbers

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Sodium (Na) is found in period 

• 3
• 2
• 4
• 1

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the positively charged subatomic particle contained in the nucleus of an atom

• proton

• neutron

• electron

• matter

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What does the 6 represent?

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

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NGSS.MS-PS1-1

The horizontal (side to side) rows in the Periodic Table are called

• groups

• families

• periods

• atomic numbers

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Elements which are shiny, conduct electricity and heat are called

• metal

• nonmetal

• metalloid

• nonexistent

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The atomic number of this pictured element is

• 28
• 58.6934
• Ni
• Nickel

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What period is Lead (Pb) in?

• 6

• 4

• Metals

• 4A

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What are valence electrons?

• Any of an atom's electrons

• Electrons located on the first energy level

• Electrons not attached to any atom

• electrons located on the outer energy level

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NGSS.HS-PS1-2

Sodium (Na) is found in group 

• 1
• 2
• 3
• 4

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NGSS.HS-PS1-1

NGSS.HS-PS1-2