Question: 2. What do you estimate to be the missing value of the electronegativity for element #15? Show on the graph how did you find the

2. What do you estimate to be the missing value of the electronegativity for element #15? Show on the graph how did you find the missing value (2marks) Electronegativity _____________

3. Using a periodic table, select an appropriate element that satisfies the condition given ( 1mark each) a. particle with the larger radius : Ca 2+ ion or Mg 2+ ion. ____________ b. halogen with the highest IE. _____________ c. element with the highest EA in Gr16: ________________ d. As you go from left to write across a period, the electron affinity (decreases/ increases). ____________________ e. Arrange the following elements in order of increasing the atomic radius. Sc, Ga, Co _____________________ f. Arrange the following elements in order of increasing reactivity. S, Te, O, _______________________

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