Ionic and Covalent Lewis Structures

Lewis dot structures follow the octet rule - what is the MAXIMUM amount of valence electrons/dots that a Lewis dot structure can have?

• 8 electrons

• 2 electrons

• 18 electrons

• 0 electrons

What is the difference between the valence electrons in an ionic bond versus a covalent bond?

• Covalent compounds transfer electrons; Ionic compounds share electrons

• Both covalent and ionic compounds transfer electrons

• Covalent compounds share electrons; Ionic compounds transfer electrons

• Both covalent and ionic compounds share electrons

What is the correct Lewis dot structure for SiCl4?

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Tags

NGSS.HS-PS1-1

How many valence electrons would be in the Lewis dot diagram for CF4?

• 44 valence electrons

• 28 valence electrons

• 4 valence electrons

• 32 valence electrons

What is the correct Lewis Dot Structure for Barium?

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Tags

NGSS.HS-PS1-1

What is the correct Lewis Dot Structure for Sulfur?

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Tags

NGSS.MS-PS1-1

Is FeO an ionic or covalent compound?

• Ionic because Fe is a metal and O is a non-metal.

• Ionic because Fe is a non-metal and O is a metal.

• Covalent because Fe and O are both non-metals.

• Covalent because Fe and O are both metals.

Which of the following compounds is most likely to have a covalent Lewis structure?

• NaCl

• H2O

• MgO

• CaCl2

What is the primary difference in electron distribution between ionic and covalent bonds?

• Ionic bonds involve electron sharing; covalent bonds involve electron transfer

• Ionic bonds involve electron transfer; covalent bonds involve electron sharing

• Both involve electron sharing

• Both involve electron transfer

Tags

NGSS.HS-PS1-3

Which of the following elements is most likely to form an ionic bond with chlorine?

• Oxygen

• Nitrogen

• Sodium

• Carbon

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2