1. Slide 1 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Atomic Size The ___________ ________________ is _________ _________ of the distance between the ______________ of ______ _________ of the same element when the atoms are joined. 6.3

2. Slide 2 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Atomic Size Group and Periodic Trends in Atomic Size In general, atomic size _____________ from ____ to ___________ within a group and ______________ from _____ to ___________ across a period. 6.3

3. Slide 3 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Atomic Size 6.3

4. Slide 4 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Atomic Size 6.3

5. © Copyright Pearson Prentice Hall Slide 5 of 31 Periodic Trends > Ions ___________ and ___________ ions form when ____________ are __________ between atoms. 6.3

6. Slide 6 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Ions Some compounds are composed of particles called ions. An ________ is an _______ or ___________ of ________ that has a _______________ or ______________ charge. A __________ is an _______ with a ____________ charge. An ___________ is an __________ with a _______________ charge. 6.3

7. Slide 7 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Ionization Energy The ___________ required to __________ an _____________ from an _______ is called _________________ _________________. The ___________ required to remove the _______ _________ from an atom is called the ________ _______________ energy. The energy required to remove an electron from an ion with a _______ ______ ___________is called the ________ _______________ energy. 6.3

8. Slide 8 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Ionization Energy Group and Periodic Trends in Ionization Energy _________ ___________ __________ tends to __________ from ________ to ____________ within a group and ____________ from __________ to ____________ across a period. 6.3

9. Slide 9 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Ionization Energy 6.3

10. © Copyright Pearson Prentice Hall Slide 10 of 31 Periodic Trends > Trends in Ionization Energy 6.3

11. Slide 11 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Ionic Size During reactions between metals and nonmetals, ___________ atoms tend to _________ electrons, and __________ atoms tend to _________ electrons. The transfer has a predictable effect on the _________ of the ions that form. 6.3

12. Slide 12 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Ionic Size ___________ are always ____________ than the __________ from which they form. ____________ are always __________ than the ____________ from which they form. 6.3

13. Slide 13 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Ionic Size Relative Sizes of Some Atoms and Ions 6.3

14. © Copyright Pearson Prentice Hall Slide 14 of 31 Periodic Trends > Trends in Ionic Size 6.3 Size generally increases

15. Slide 15 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Electronegativity ___________________ is the ability of an atom of an element to __________ ____________ when the atom is in a compound. In general, _____________ values _____________ from ______ to __________ within a group. For representative elements, the values tend to _________ from ________ to ___________ across a period. 6.3

16. Slide 16 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Trends in Electronegativity Representative Elements in Groups 1A through 7A 6.3

17. Slide 17 of 31 © Copyright Pearson Prentice Hall Periodic Trends > Summary of Trends The ___________ that exist among these properties can be explained by variations in ______________ ______________. 6.3

18. © Copyright Pearson Prentice Hall Slide 18 of 31 Periodic Trends > Summary of Trends 6.3 Atomic Size Increases Decreases Size of cationsShieldingNuclear ChargeElectronegativityIonization energySize of anionsIonic size Constant