Chapter 7 Review “Ionic and Metallic Bonding” Chemistry Pioneer High School Mr. David Norton
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?
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?
Chapter 7 Review Ionic compounds are normally in which physical state at room temperature? What particle is free to drift in metals? What is the formula of the ion formed when potassium achieves the noble-gas electron configuration?
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 ____.
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?
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?
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?
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 ____.
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 have to give up 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+
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?
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?
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 _____.
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?
Chapter 7 Review How many valence electrons are in bromine? End of Chapter 7 Review