I-clicker: Periodic Trends

February 2014

1. Which of these elements has the smallest atomic radius?

a) potassium b) iron c) arsenic d) bromine e) krypton

1. Which of these elements has the smallest atomic radius?

a) potassium b) iron c) arsenic d) bromine e) krypton

2. Which of these elements has the largest atomic radius?

a) aluminum b) calcium c) fluorine d) potassium e) sulfur

2. Which of these elements has the largest atomic radius?

a) aluminum b) calcium c) fluorine d) potassium e) sulfur

3. Which has the largest atoms?

a) magnesium b) calcium c) potassium d) lithium e) krypton

3. Which has the largest atoms?

a) magnesium b) calcium c) potassium d) lithium e) krypton

4. Which of these elements has the lowest first ionization energy?

a) sodiumb) aluminumc) phosphorusd) sulfure) chlorine

4. Which of these elements has the lowest first ionization energy?

a) sodiumb) aluminumc) phosphorusd) sulfure) chlorine

5. Which of these elements has the highest first ionization energy?

a) sodium b) aluminum c) nitrogen d) oxygen e) chlorine

5. Which of these elements has the highest first ionization energy?

a) sodium b) aluminum c) nitrogen d) oxygen? e) chlorine?

6. Which element would be the most difficult to take an electron from?

a) silicon b) aluminum c) phosphorus d) arsenic e) chlorine

6. Which element would be the most difficult to take an electron from?

a) silicon b) aluminum c) phosphorus d) arsenic e) chlorine

7. Which of these elements has the highest electron affinity?

a) lithiumb) nitrogen c) potassium d) arsenic e) beryllium

7. Which of these elements has the highest electron affinity?

a) lithiumb) nitrogen c) potassium d) arsenic e) beryllium

8. Which of these elements has the lowest electron affinity?

a) sodium b) aluminum c) phosphorus d) sulfur e) argon

8. Which of these elements has the lowest electron affinity?

a) sodium b) aluminum c) phosphorus d) sulfur e) argon

9. Which of these elements has the highest electron affinity?

a) Astatineb) Iodinec) Bromined) Chlorinee) Argon

9. Which of these elements has the highest electron affinity?

a) Astatineb) Iodinec) Bromined) Chlorinee) Argon

10. Which of these elements has the lowest electron affinity?

a) polonium b) tellurium c) selenium d) sulfure) oxygen

10. Which of these elements has the lowest electron affinity?

a) polonium b) tellurium c) selenium d) sulfure) oxygen

11. Which of these elements holds on to its electrons the strongest?

a) polonium b) tellurium c) selenium d) sulfure) phosphorus

11. Which of these elements holds on to its electrons the strongest?

a) polonium b) tellurium c) selenium d) sulfure) phosphorus

12. Which of these elements has the greatest ability to gain another electron?

a) phosphorus b) nitrogen c) carbon d) oxygene) boron

12. Which of these elements has the greatest ability to gain another electron?

a) phosphorus b) nitrogen c) carbon d) oxygene) boron

13. Which of these elements is most likely to give away a valence electron?

a) sodium b) helium c) magnesium d) aluminume) silicon

13. Which of these elements is most likely to give away a valence electron?

a) sodium b) helium c) magnesium d) aluminume) silicon

14. As you move up and to the right on the periodic table:

a) atomic radius increases and electron affinity increases b) atomic radius decreases and electron affinity increases c) atomic radius increases and electron affinity decreases d) atomic radius decreases and electron affinity decreases

14. As you move up and to the right on the periodic table:

a) atomic radius increases and electron affinity increases b) atomic radius decreases and electron affinity increases c) atomic radius increases and electron affinity decreases d) atomic radius decreases and electron affinity decreases

15. As you move from the top to the bottom of the periodic table:

a) ionization energy increases and electron affinity increasesb) ionization energy decreases and electron affinity increasesc) ionization energy increases and electron affinity decreasesd) ionization energy decreases and electron affinity decreases

15. As you move from the top to the bottom of the periodic table:

a) ionization energy increases and electron affinity increasesb) ionization energy decreases and electron affinity increasesc) ionization energy increases and electron affinity decreasesd) ionization energy decreases and electron affinity decreases

16. The lower the ionization energy

a) The easier it is to lose a valence electronb) The more difficult it is to lose a valence

electronc) The easier it is to gain a new valence

electrond) The smaller the atom is

16. The lower the ionization energy

a) The easier it is to lose a valence electronb) The more difficult it is to lose a valence

electronc) The easier it is to gain a new valence

electrond) The smaller the atom is