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MARCH 23-24, 2011
Chemistry
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Daily Assessment- March 23, 2011- Week A8
Bellringer:Benchmark Statement:Class Assignment: Quarter 3 Exam Review
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1. How many valence electrons does lithium have?
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2. How many valence electrons does potassium have?
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3. Draw the Lewis dot structure of sulfur.
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4. Draw the Lewis dot structure of boron.
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5. Does sodium gain or lose electrons?
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6. Does Magnesium gain or lose electrons?
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7. Write the ionic compound formed from magnesium and oxygen ions.
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8. Write the ionic compound formed between aluminum and nitrogen ions.
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9. Write the ionic compound formed between lithium and oxygen ions.
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10. What is the main idea of this figure?
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11. As atomic number increase from 3 to 10 what happens to ionization energy?
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12. As you move down a group on the periodic table, what happens to ionization energy?
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13. Where are the alkali metals on the graph?
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14. Where are the noble gases on the graph?
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15. What is the main idea of this figure?
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16. What element attracts electrons the least in a chemical bond?
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17. What element attracts electrons the most in a chemical bond?
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18. What happens to electronegativity as you move down group 1?
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19. What happens to electronegativity as you move across period 2?
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20. Name 3 elements that have electronegativity values that are greater than 2.5.
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21. In which investigations did a chemical reaction occur?
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22. Which investigations show no chemical reaction or you are not able to determine if a chemical reactionoccurred?
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23. Which investigation shows a synthesis reaction?
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24. Which investigation shows a decomposition reaction?
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25. Which investigation shows a single replacement reaction?
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26. Which investigation shows a double replacement reaction?
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27. Which investigation shows a combustion reaction?
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28. Balance the following reaction
__Li + __F2 _LiF
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29. Balance the following reaction
__Al + __O2 __Al2O3
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30.Balance the following reaction
__Mg + __S2 __MgS
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31. Balance the following reaction
__K + __HF __KF + __H2