Chem 1201 Exam 3 – Flashcards
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| Lewis Structure: Chlorine |
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| Lewis Structure: As |
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| Lewis Structure: Br |
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| Lewis Structure: Ca |
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| Lewis Structure: Ga |
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| Lewis Structure: K |
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| Lewis Structure: Se |
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| Describe the electron transfers that occur in the formation of calcium fluoride from the elemental calcium and elemental flourine. |
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| Each Calcium atom transfers one electron to each of two fluorine atoms. |
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| Carbon monoxide (CO) is used as a purifying gas in Mond's process to produce nickel from its ores. What type of bonding occurs between the atoms of a CO molecule? |
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| Covalent |
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| What type of bonding occurs in potassium oxide, K2O? |
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| Ionic |
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| Covalent bonding occurs between __________________ |
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| nometals |
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| Metallic bonding occurs between ____________ |
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| metals |
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| Ionic bonding occurs between _____________________ |
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| a cation and an anion, often a metal and a nonmetal |
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| What type of bonding occurs in a sample of pure lithium, Li? In other words, how is one lithium atom held to another lithium atom? |
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| Metallic |
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| How many electrons should be shown in the Lewis dot structure for hydrogen? |
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| 1 |
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| Which one of the following is a good oxidant? (F, Na, Co) |
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| F |
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| Which of the following elements would you expect to be the best insulator? (Na, Te, I) |
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| I |
