Across
- 4. Which has a lower reactivity- hydrogen or rubidium
- 6. Which has a larger atomic radius- sodium or sulfur
- 9. Which has a greater reactivity- magnesium or strontium
- 11. Which has a smaller atomic size- zinc or neon
- 12. Which has a higher electronegativity- germanium or potassium
- 15. Which has a higher electronegativity- calcium or arsenic
- 18. Which has lower electronegativity- aluminum or chlorine
- 19. Which has a smaller atomic size- oxygen or silver
- 20. Which has a higher reactivity- lithium or niobium
Down
- 1. Which has a lower electronegativity- chromium or selenium
- 2. Which has a higher ionization energy- argon or xenon
- 3. Which has a larger atomic radius- cadmium or mercury
- 5. Which has a larger atomic size- silicon or tungsten
- 7. Which has a lower ionization energy- barium or carbon
- 8. Which has a higher ionization energy- molybdenum or phosphorus
- 10. Which has a higher electronegativity- gold or lead
- 13. Which has a larger atomic size- nitrogen or fluorine
- 14. Which has a smaller atomic radius- helium or iodine
- 16. Which has a lower ionization energy- bromine or krypton
- 17. Which has a higher ionization energy- yttrium or gallium