Chapter 3 Chemical Foundations: Elements, Atoms and Ions.

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Presentation transcript:

Chapter 3 Chemical Foundations: Elements, Atoms and Ions

EXIT Copyright © by McDougal Littell. All rights reserved.2 Top Ten

EXIT Copyright © by McDougal Littell. All rights reserved.3 Table 3.1

EXIT Copyright © by McDougal Littell. All rights reserved.4 Table 3.3

EXIT Copyright © by McDougal Littell. All rights reserved.5 Figure 3.2: Representation of NO, NO 2, and N 2 O.

EXIT Copyright © by McDougal Littell. All rights reserved.6 Figure 3.3: Plum Pudding model of an atom.

EXIT Copyright © by McDougal Littell. All rights reserved.7 Figure 3.5: Rutherford’s experiment.

EXIT Copyright © by McDougal Littell. All rights reserved.8 Figure 3.6: Results of foil experiment if Plum Pudding model had been correct.

EXIT Copyright © by McDougal Littell. All rights reserved.9 Figure 3.6: Actual Results.

EXIT Copyright © by McDougal Littell. All rights reserved.10 Figure 3.7: Schematic of a cathode ray tube.

EXIT Copyright © by McDougal Littell. All rights reserved.11 Figure 3.9: A nuclear atom viewed in cross section.

EXIT Copyright © by McDougal Littell. All rights reserved.12 Figure 3.10: Two isotopes of sodium.

EXIT Copyright © by McDougal Littell. All rights reserved.13 Figure 3.11: The periodic table.

EXIT Copyright © by McDougal Littell. All rights reserved.14 Figure 3.12: Elements classified as metals and nonmetals.

EXIT Copyright © by McDougal Littell. All rights reserved.15 Figure 3.13: A collection of argon atoms.

EXIT Copyright © by McDougal Littell. All rights reserved.16 Figure 3.14: Nitrogen gas contains NXN molecules.

EXIT Copyright © by McDougal Littell. All rights reserved.17 Figure 3.14: Oxygen gas contains OXO molecules.

EXIT Copyright © by McDougal Littell. All rights reserved.18 Table 3.5

EXIT Copyright © by McDougal Littell. All rights reserved.19 Figure 3.15: The decomposition of two water molecules.

EXIT Copyright © by McDougal Littell. All rights reserved.20 Figure 3.17: Spherical atoms packed closely together.

EXIT Copyright © by McDougal Littell. All rights reserved.21 Figure 3.19: The ions formed by selected members of groups 1, 2, 3, 6, and 7.

EXIT Copyright © by McDougal Littell. All rights reserved.22 Figure 3.20: Pure water does not conduct a current.

EXIT Copyright © by McDougal Littell. All rights reserved.23 Figure 3.20: Water containing dissolved salt conducts a current.