Unit 5 Review: Bonding & Formulas Chemistry Honors 2025

What is Covalent Bonding?

• Bonding that is the result of two nonmetals sharing electrons

• Bonding between two metals

• Bonding that is the result of a nonmetal and a metal exchanging electrons

• Bonding between more than two elements

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Compounds composed of a ______________ and _____________ like the compound CaCl₂ , are ionic compounds.

• metal ... metal

• nonmetal ... nonmetal

• metal ... nonmetal

What usually forms the positive ion?

• Metal
• Non Metals
• None

Which of the following describes covalent bonds?

• Bonds form because of opposite charges

• electrons are shared to fill outer electron shells

• Electrons are transferred between atoms

• Covalent bonds are magical

Which set of elements is most likely to form an ionic compound?

• Na and O

• C and O

• Na and K

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What set of elements is most likely to form a covalent compound?

• Na and O

• Na and K

• O and C

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Potassium sulfate (K₂SO₄) is...

• Ionic

• Covalent

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Barium fluoride is...

• Ionic

• Covalent

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Carbon monoxide contains what kind of bonds?

• ionic

• covalent

Conducts electricity (electrolyte) when molten state or when dissolved in water.

• ionic compound

• covalent compound

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