Unit 4 Packet Test - Bonding & Ionic Naming

Electrons are transferred in _____________ bonds.

• metallic

• ionic

• covalent

______________ compounds dissociate in water and conduct electricity.

• ionic

• metallic

• covalent

Nonmetals share electrons with other nonmetals to form _________________ compounds.

• ionic

• covalent

• metallic

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NGSS.HS-PS1-1

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________________ compounds have a sea of electrons that allow solids to conduct electricity.

• covalent

• ionic

• metallic

_________________ bonds form between metals and nonmetals.

• Ionic

• Covalent

• Metallic

When atoms form compounds, they ____

• decrease their potential energy by creating more stable electron structures.

• increase their potential energy by creating more stable electron structures.

• decrease their potential energy by creating less stable electron structures.

• increase their potential energy by creating less stable electron structures.

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NGSS.HS-PS1-2

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Ionic bonds form as a result of ____

• the transfer of electrons from a less electronegative atom to a more electronegative atom.

• a metal losing electrons to a nonmetal.

• the attraction of a cation to an anion.

• All of these result in ionic bonds.

Most atoms require 8 electrons to fill their valence shell and become more stable. This rule is known as the _______________.

• stable ion rule.

• crazy eights rule.

• Octet Rule.

• valence shell rule.

Tags

NGSS.HS-PS1-1

Which group of elements is already stable and does NOT form compounds?

• Group 1

• Alkaline Earth Metals

• Halogens

• Group 18

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NGSS.HS-PS1-1

Which of the following characteristics of metals is correct?

• Metals are malleable which means they can be pressed into sheets like aluminum foil.

• Metals are ductile which means they conduct electricity.

• Metals are soluble in water and have low melting points.

• Metals have a sea of electrons which makes them magnetic.