Types of Bonds

What elements generally make an ionic bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

An ionic bond forms when 

• Valence electrons are shared
• a sea of mobile electrons surround the cations
• valence electrons are transferred between atoms
• none of the above

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NGSS.HS-PS1-2

What type of diagram is this?

• Lewis Dot Diagram

• Bohr Model

• Alkali Diagram

• Chemical Diagram

What is a valence electron?

• an electron that is found in the outermost shell of an atom. 
• an electron found in the innermost shell of an atom.
• an electron found in the middle shell.

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons in this structure?

• 6
• 5
• 4
• 7

Tags

NGSS.HS-PS1-1

A positively or negatively charged particle.

• covalent bond
• compound
• ion
• chemical bond

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NGSS.HS-PS1-3

NGSS.HS-PS2-4

A chemical bond between oppositely charged ions.

• compound
• ion
• covalent bond
• ionic bond

An ionic bond forms when 

• Valence electrons are shared
• a sea of mobile electrons surround the cations
• valence electrons are transferred between atoms
• none of the above

What is the number of valence electrons for Oxygen?

• 8
• 6
• 2
• 1

Tags

NGSS.HS-PS1-1

What is the number of valence electrons for Beryillum?

• 1
• 4
• 2
• 7

Tags

NGSS.HS-PS1-1