Periodic Trends and Ions Practice Quiz 1. What is the correct formula for an ionic compound of radium and nitrogen? Ra3N RaN3 Ra3N2 Ra2N3Question 1 of 27 2. What is the correct formula for an ionic compound of francium and oxygen? FrO2 Fr2O2 Fr2O FrOQuestion 2 of 27 3. What is the correct formula for an ionic compound of beryllium and selenium? BeSe2 BeSe Be2Se2 Be2SeQuestion 3 of 27 4. What is the formula of an ionic compound of H+ and I−? HI HI2 H2I H2I2Question 4 of 27 5. What is the formula of an ionic compound of Ba2+ and S2−? BaS2 Ba2S BaS Ba2S2Question 5 of 27 6. What is the formula of an ionic compound of Sr2+ and Te2−? Sr2Te2 SrTe SrTe2 Sr2TeQuestion 6 of 27 7. What is the symbol of a iodine ion? I2+ I3- I I+ I3+ I2- I– I0Question 7 of 27 8. What is the symbol of a astatine ion? At3- At3+ At0 At+ At2+ At At– At2-Question 8 of 27 9. What is the symbol of a tellurium ion? Te+ Te– Te3+ Te0 Te3- Te2- Te2+ Te Question 9 of 27 10. Does potassium gain or lose electrons when it becomes an ion? How many? gains 2 loses 3 loses 1 loses 2 gains 1 gains 3Question 10 of 27 11. Does boron gain or lose electrons when it becomes an ion? How many? gains 3 loses 2 loses 3 gains 1 loses 1 gains 2Question 11 of 27 12. Which element would be expected to have the highest atomic radius according to the periodic trends? B Tl Ga InQuestion 12 of 27 13. Which element would be expected to have the highest atomic radius according to the periodic trends? Ne Be C FQuestion 13 of 27 14. Which element would be expected to have the highest electronegativity according to the periodic trends? Tl Al Ga InQuestion 14 of 27 15. Which element would be expected to have the highest ionization energy according to the periodic trends? C N P SiQuestion 15 of 27 16. Which element would be expected to have the highest atomic radius according to the periodic trends? Tl Po Pt BiQuestion 16 of 27 17. Which element would be expected to have the highest electronegativity according to the periodic trends? Cl Br Se SQuestion 17 of 27 18. How many occupied electron shells does thallium have? 2 6 4 5 1 3 7Question 18 of 27 19. How many occupied electron shells does barium have? 3 7 4 1 5 2 6Question 19 of 27 20. How does ionization energy change as you go across the Periodic Table from left to right? Increases Decreases Stays the sameQuestion 20 of 27 21. How does ionization energy change as you go down the Periodic Table? Increases Decreases Stays the sameQuestion 21 of 27 22. How does number of valence electrons change as you go down the Periodic Table? Increases Stays the same DecreasesQuestion 22 of 27 23. How does strength of Coulombic attractions between nucleus and outer electrons change as you add valence electrons? Stays the same Increases DecreasesQuestion 23 of 27 24. How does distance to outer electrons change as you go across the Periodic Table from left to right? Stays the same Decreases IncreasesQuestion 24 of 27 25. How does number of occupied electron shells change as you go across the Periodic Table from left to right? Decreases Stays the same IncreasesQuestion 25 of 27 26. How many valence electrons does a neutral atom of phosphorus have? 8 6 2 1 7 3 4 5Question 26 of 27 27. How many valence electrons does a neutral atom of fluorine have? 7 8 3 5 2 4 1 6Question 27 of 27 Loading…