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Bonding

Bonding

Assessment

Presentation

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Science

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3rd Grade

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Practice Problem

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Created by

Karen Cymru

Used 1+ times

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22 Slides • 18 Questions

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Open Ended

How does the classification of elements as metals and non-metals in the periodic table influence their chemical bonding and properties?

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Multiple Choice

Which of the following statements best explains the significance of understanding the periodic table in the study of chemical bonding and properties?

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It helps in identifying the physical appearance of elements.

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It provides information about the arrangement and classification of elements, which is essential for understanding their bonding and chemical properties.

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It only lists the atomic numbers of elements.

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It is mainly used for historical reference in chemistry.

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Open Ended

Describe how the structure of a metal contributes to its ductility and electrical conductivity.

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Multiple Choice

Which property is explained by the movement of electrons in metals?

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Electrical conductivity

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Melting point

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Ductility

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Density

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Multiple Select

Which of the following statements about metallic glass is/are correct?

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Metallic glasses are three times as strong as steel.

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Metallic glasses are ten times more flexible than steel.

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Metallic glasses have a regular atomic pattern.

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Metallic glasses are ideal for use as golf club-heads.

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Fill in the Blank

Sodium chloride is formed when a sodium atom gives its outer electron to a ___ atom.

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Multiple Choice

What are the two types of ions involved in ionic bonding, and how are they formed?

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Cation (positive ion) formed by losing electrons; Anion (negative ion) formed by gaining electrons.

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Cation (positive ion) formed by gaining electrons; Anion (negative ion) formed by losing electrons.

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Cation (negative ion) formed by losing electrons; Anion (positive ion) formed by gaining electrons.

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Cation (negative ion) formed by gaining electrons; Anion (positive ion) formed by losing electrons.

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Open Ended

Explain how the ionic structure of sodium chloride leads to the formation of a giant lattice.

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Fill in the Blank

Fill in the blank: In a covalent bond, atoms ___ electrons to achieve a stable electron arrangement.

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Open Ended

Explain how the electron arrangement in hydrogen chloride (HCl) demonstrates covalent bonding.

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Multiple Choice

Which of the following is a key difference between covalent and ionic bonding as described in the slides?

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Covalent bonding involves sharing electrons, while ionic bonding involves transferring electrons.

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Covalent bonding involves transferring electrons, while ionic bonding involves sharing electrons.

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Both involve sharing electrons.

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Both involve transferring electrons.

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Multiple Select

Which of the following are properties of molecular covalent compounds?

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Low melting points

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High electrical conductivity

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Usually gases or liquids at room temperature

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Soluble in water

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Multiple Choice

Based on the diagrams, which of the following compounds are held together by ionic bonds?

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CaF2

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NH3

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O2

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H2O

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Open Ended

Compare the conductivity and hardness of diamond and graphite, and explain how their structures account for these differences.

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Multiple Choice

Compare the electrical conductivity of diamond and graphite. What structural differences account for this property?

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Diamond conducts electricity better because it has more free electrons.

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Graphite conducts electricity better because it has free-moving electrons.

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Both diamond and graphite conduct electricity equally well.

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Neither diamond nor graphite can conduct electricity.

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Open Ended

Explain how the structure of carbon nanotubes makes them useful for technological applications.

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Open Ended

How does understanding the classification of elements as metals and non-metals help you in studying chemical bonding and properties?

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Multiple Choice

Which of the following elements is a non-metal according to the periodic table shown?

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Oxygen (O)

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Iron (Fe)

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Copper (Cu)

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Gold (Au)

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