1. The electron dot diagram that is incorrect.

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Presentation transcript:

1. The electron dot diagram that is incorrect. A) I B) Ca C) Li D) O

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2. The one element that does not have 2 valence electrons. A) Calcium B) Magnesium C) Beryllium D) Carbon

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3. The ion with the incorrect charge. A) N3- B) Cs2- C) Na1+ D) I1-

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4. The formula for the ionic compound Strontium nitride. A) SrN B) Sr3N2 C) Sr2N3 D) Sr3N

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5. The correct name for AlP. A) phosphorus aluminide B) aluminum phosphorus C) aluminum phosphide D) aluminide phosphoride

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6. A positive ion A) ion B) ionic bond C) anion D) cation

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7. The attraction between a cation and an anion. A) chemical bond B) covalent bond C) ionic bond D) metallic bond

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8. The formation of an ion involves A) the transfer of protons. B) the transfer of electrons. C) sharing of electrons. D) sharing of protons.

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9. All are properties of ionic compounds except A) crystal lattice structure. B) brittle solids. C) poor conductors of electricity as solids. D) low melting points.

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10.Ionization energies tend to A) decrease as you go down a period. B) increase as you go from right to left in a group. C) decrease as you go from left to right in a group. D) decrease as you go up a period.

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11. The compound with the formula AlCl3 is A) aluminide chlorine. B) aluminum chlorine. C) aluminum chloride. D) aluminide chloride.

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12. Which pair have the same electron configuration? A) Cl- and Ar - B) Cl - and Ar C) Cl+ and Ar D) Cl+ and Ar -

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13. How many electrons does an element in Group 7A need to gain in order to achieve a stable electron configuration? A) 8 B) 7 C) 1 D) 0

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14. The group that is least likely to form ionic bonds. A) group 7 B) group 6 C) group 3 D) group 4

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15. The symbol for nitrate is NO3- and the symbol for copper (II) is Cu2+. What is the formula for copper (II) nitrate? A) CuNO3 B) Cu(NO3)2 C) Cu2NO3 D) CuNO2

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16. What type of bond forms when electrons are transferred from one atom to another? A) metallic bond B) ionic bond C) polyatomic bond D) covalent bond

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17. The charge on the chloride ion in AlCl3 is B) 1+. C) 1-. D) 3-.

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18. The chemical formula for magnesium bromide is A) Mg2Br2. B) MgBr. C) Mg2Br. D) MgBr2.

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19. The dots on an electron dot diagram represent A) the nucleus and all non-valence electrons. B) the nucleus. C) valence electrons. D) all non-valence electrons.

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20. All of the following are possible charges on ions except D)1+

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