WHACK-A-MOLE

1 What is the correct electron dot structure for the element fluorine (F)? Students type their answers here

2 What is the charge that results when oxygen becomes an ion? Students type their answers here

3 In the equation for the formation of magnesium sulfide shown, which atom gains electrons? Students type their answers here

4 Based on the periodic table shown, elements from columns B and E will combine in which ratio? a. 2B:3E b. 3B:1E c. 3B:2E d. These elements will not combine. Students type their answers here

5 The accepted value for the density of iron is 7.87 g/cm3. A student records the mass of a cm3 block of iron as grams. What is the percent error for the density measurement? Students type their answers here

6 Which is the correct measurement for the location marked by the arrow? a b c d Students type their answers here

7Which of these elements has 5 valence electrons? a. boron (B) b. rubidium (Rb) c. vanadium (V) d. arsenic (As) Students type their answers here

8 Group 13 elements tend to acquire which charge when they form ions? Students type their answers here

9 Which ion is this atom most likely to form? Students type their answers here

10 Based on the periodic table shown, elements from columns A and C will combine in which ratio? a. 1 A: 3C b. 1A:1C c. 3A:1C d. These elements will not combine. Students type their answers here

11 Which is a correct statement of bond strength? a. Compounds with smaller atoms have weaker bond strength. b. Compounds with a higher total number of atoms in the compound have greater bond strength. c. Compounds containing ions with greater charges have higher bond strength. d. Compounds with a more negative lattice energy have lower bond strength. Students type their answers here

12 Which is the product of these numbers, to the appropriate number of significant digits? 56.2 × = a. 517 b c d Students type their answers here

13 Is an atom of magnesium more likely to gain electrons or to lose electrons? Explain how you can tell. Students type their answers here

14 Draw the electron dot diagram of oxygen. Students type their answers here

15 The data for two different measurements are shown below. Which experiment was more accurate? Explain your answer. Students type their answers here SampleMeasued ValueAccepted Value ,70032,900

16 The distance between the Russia and Alaska is 2,936 miles. Calculate this distance in meters up to three significant digits. 1 mile = 1609 meters

17Write the electron configuration and orbital diagram for copper. Students type their answers here

18Which rule states that electrons must fill in the orbital with the lowest amount of energy before filling any orbitals with a greater amount of energy?

19 Which rule states that a maximum of two electrons can occupy a single orbital only if the electrons have opposite spins?

20 Which of the following is the cation and which is the anion? Br - Mg +2 Students type their answers here