Periodic Table Quiz Review

• energy levels
• valence electrons
• protons
• neutrons

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• energy levels
• valence electrons
• protons
• neutrons

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• Same group
• Same period

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• Group 1
• Group 17
• Group 2
• Group 18

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The horizontal row on the periodic table is called a

• group
• family
• period
• atomic number

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A vertical column is called...

• group
• tower
• period
• crew

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Which group of the periodic table is composed of inert (not reactive)  gases?

• alkali metals
• alkaline earth metals
• halogens
• noble gases

The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

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What's a valence electron?

• electrons in the second energy level
• electrons in the outermost energy level
• the atomic number
• electrons in the first level

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How many electrons do the alkali metals have in their outer shell?

• 1

• 2

• 8

• 7

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