Chapter 7 Review

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Chapter 7 ReviewIonic and Metallic Bonding

• Pre-AP Chemistry
• Charles Page High School
• Stephen L. Cotton

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Chapter 7 Review

• What does the term coordination number in ionic
  crystals refer to?
• How many electrons does nitrogen gain in order to
  achieve a noble-gas electron configuration?
• How does oxygen obey the octet rule when reacting
  to form compounds?

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Chapter 7 Review

• How many valence electrons are in an atom of
  magnesium?
• What is the electron configuration of the calcium
  ion?
• What is the formula of the ion formed when
  cadmium achieves a pseudo-noble-gas electron
  configuration?

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Chapter 7 Review

• Ionic compounds are normally in which physical
  state at room temperature?
• What sub-atomic particle is free to drift in
  metals?
• What is the formula of the ion formed when
  potassium achieves the noble-gas electron
  configuration?

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Chapter 7 Review

• What is the formula of the ion formed when
  phosphorus achieves a noble-gas electron
  configuration?
• What is the charge on the strontium ion?
• Know the characteristics of an ionic compound.
• A compound held together by ionic bonds is called
  a ____.

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Chapter 7 Review

• What is the formula of sodium nitride?
• What is the name given to the electrons in the
  highest occupied energy level of an atom?
• What is the basis of a metallic bond?
• How many electrons are transferred from calcium
  to iodine when forming the compound calcium
  iodide?

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Chapter 7 Review

• Which of the following elements does NOT form an
  ion with a charge of 1 a) fluorine, or b)
  potassium?
• Which metallic crystal structure has a
  coordination number of 8?
• What is the name of the compound formed from
  lithium and bromine?
• How many valence electrons are in an atom of
  phosphorus?

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Chapter 7 Review

• Under what conditions can potassium bromide
  conduct electricity?
• What is the electron configuration of the iodide
  ion?
• What is the charge on the cation in the ionic
  compound sodium sulfide?
• What is the maximum charge an ion is likely to
  have?

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Chapter 7 Review

• In a hexagonal close-packed crystal, every atom
  (except those on the surface) has ___ neighbors.
• What is the electron configuration of the gallium
  ion?
• What characteristic of metals makes them good
  electrical conductors?
• The electron configuration of a fluoride ion
  (F1-) is ____.

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Chapter 7 Review

• What is the electron configuration of the oxide
  ion (O2-)?
• An ionic bond is a bond between ___.
• How many electrons does silver need to lose in
  order to achieve a pseudo-noble-gas electron
  configuration?
• Which of the following ions has a
  pseudo-noble-gas configuration a) Fe2, or
  b) Cu1

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Chapter 7 Review

• Which of the following pairs of elements is most
  likely to form an ionic compound a) magnesium
  and fluorine, or b) sodium and aluminum?
• What occurs in an ionic bond?
• What is true about the melting temperature of
  potassium chloride?
• How many electrons are transferred from nitrogen
  to potassium in the formation of the compound
  potassium nitride?

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Chapter 7 Review

• How many valence electrons are in a silicon atom?
• What is the formula for potassium sulfide?
• How many electrons does barium have to give up to
  achieve a noble-gas electron configuration?
• What is the formula of aluminum oxide? (a formula
  unit)

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Chapter 7 Review

• What is the net charge of the ionic compound
  calcium fluoride?
• How does calcium obey the octet rule when
  reacting to form compounds?
• The octet rule states that, in chemical
  compounds, atoms tend to have _____.

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Chapter 7 Review

• What is the charge of a particle having 9 protons
  and 10 electrons?
• How many electrons does a gallium atom give up
  when it becomes an ion?
• How many valence electrons are in rubidium?
• What is the coordination number of both ions in
  the cesium chloride crystal?

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Chapter 7 Review

• How many valence electrons are in bromine?

End of Chapter 7 Review