Across
- 5. The chemical properties of an element are dependent on _______________________
- 8. The scientist who arranged the elements in triads
- 11. Eighteen vertical columns
- 12. The elements present in group 3 to 12
- 16. ______________ signifies the number of electron shells
- 18. ______________ are good reducing agents
- 19. element with the lowest ionisation potential
Down
- 1. ________________determines bond length
- 2. Group number determines the number of
- 3. element with the largest atomic radius in period 2
- 4. Moseley arranged the elements in the increasing order of ________________
- 6. Elements with absolutely no electron affinity
- 7. Greater the value of electron affinity, more ______________the element is
- 9. Seven horizontal rows
- 10. The most electronegative element in period 2
- 13. The metalloid in period 3
- 14. Elements with high electronegativity are usually _________________
- 15. the elements of group 17 have 7 valence electrons. Hence they are __________________
- 17. Nuclear charge ______________ across a period