Unit 2 Review

Which of the following is an Alkali Metal? 

• Magnesium
• Chromium
• Sodium
• Fluorine 

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NGSS.HS-PS1-1

Which of the following is an Alkaline Earth Metal? 

• Calcium
• Lithium
• Phosphorus
• Copper 

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NGSS.HS-PS1-1

Which of the following is a transition metal? 

• Iron
• Oxygen
• Neon
• Barium

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NGSS.HS-PS1-1

Which of the following is a Noble Gas? 

• Krypton
• Chlorine
• Radium
• Gallium

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NGSS.HS-PS1-1

Which of the following is the most reactive group of metals? 

• Alkali
• Alkaline Earth
• Halogen
• Transition Metals

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons does an alkaline earth metal have? 

• 1
• 2
• 7
• 8

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NGSS.HS-PS1-1

How many valence electrons does a halogen have? 

• 1
• 2
• 7
• 8

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NGSS.HS-PS1-1

Which of the following is the atomic number of an alkali metal?

• 31
• 20
• 18
• 19

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NGSS.HS-PS1-1

Which scientist discovered the electrons?

• Dalton

• Thomson

• Atristotle

• Bohr

Rutherford and his students did experiments that showed

• quark

• nucleus

• proton

• electron

Tags

NGSS.HS-PS1-8