1. Science TAKS: Bell Ringers Prepared for the Scurry-Rosser High School Science Department Objective 4, I.07D Relate the chemical behavior of an element including bonding, to its placement on the periodic table

2. #1) The elements from which of the following groups are most likely to react with potassium (K)? A. Group 2 B. Group 7 C. Group 13 D. Group 17 State Average: 23% correct

3. #2) The elements of which of these groups on the periodic table are most resistant to forming compounds? F. Group 1 G. Group 9 H. Group 14 J. Group 18 State Average: 25% correct

4. #3) According to the periodic table, which element most readily accepts electrons? A. Fluorine B. Nitrogen C. Arsenic D. Aluminum State Average: 28% correct

5. #4) The bonding characteristics of oxygen are most similar to the bonding characteristics of… F. Hydrogen G. Silicon H. Helium J. Sulfur State Average: 42% correct

6. #5) Which of these elements is most likely to donate one electron? A. Be B. Cs C. Rn D. He State Average: 50% correct

7. TAKS Question Set 4 Answers #1D #2J #3A #4 J #5B

8. #1) Which of the following groups contains members with similar chemical reactivity? A. Li, Be, C B. Be, Mg, Sr C. Sc, Y, Zr D. C, N, O State Average: 51% correct

9. Al 3+ SO 4 2- #2) According to this information, what is the chemical formula for aluminum sulfate? F. AlSO 4 G. Al 2 (SO 4 ) 3 H. Al 3 (SO 4 ) 2 J. Al 6 SO 4 State Average: 52% correct

10. #3) An unidentified element has many of the same physical and chemical properties as magnesium and strontium but has a lower atomic mass than either of these elements. What is the most likely identity of this element? A. Sodium B. Beryllium C. Calcium D. Rubidium State Average: 56% correct

11. #4) Alpha particles are one type of radioactivity. These particles have a nucleus of two protons and two neutrons but have no orbital electrons. Based on this information, it can be inferred that alpha particles are positive ions of the element… F. actinium G. curium H. radium J. helium State Average: 56% correct

12. Calcium (Ca 2+ ) + Chloride (Cl - )  Calcium Chloride #5) The chemical formula for calcium chloride is … A. Ca 2 Cl B. CaCl C. CaCl 2 D. Ca 2 Cl 3 State Average: 59% correct

13. TAKS Question Set 4a Answers #1B #2G #3B #4 J #5C