ATOMIC MODELS

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THOMSON: PLUM PUDDING

• Negative charges

embedded in a ball of

positive charge.

• Problems

• Could not explain

scattering (Gold Foil)

• Ionization

SOLUTIONS: BALANCING CHEMICAL EQUATIONS 1. 2NO+ O2 ...

CHEMISTRY REIVEW: CHAPTER 5 – KEY 1. Aufbau principle 2 ...

CHEMISTRY REVIEW: SECOND QUARTERLY Multiple Choice ...

Notes: Activity 5 - The Electronic Behavior of Atoms

chemistry review: key chapter 9 – chemical names and formulas

THOMSON: PLUM PUDDING • Negative charges embedded in a ball of positive charge. • Problems • Could not explain scattering (Gold Foil) • Ionization

RUTHERFORD: NUCLEAR MODEL • Atom mostly empty space • Small dense core of positive charge (the nucleus) • Electrons in random orbits around the nucleus • Problems • Nuclear catastrophe: expected orbiting e- to crash into nucleus due to Columbic attraction • Could not explain chemical properties of the elements

Page 1: A Brief History ATOMIC MODELS A BRI
Page 5 and 6: • Electrons may move to higher or
Page 7 and 8: QUANTUM MECHANICAL MODEL • A math
Page 9 and 10: QUANTUM NUMBERS • Four quantum nu
Page 11 and 12: ORBITAL QUANTUM NUMBER • Describe
Page 13: MAGNETIC QUANTUM NUMBER • Indicat
Page 16: QUESTIONS 1. How is the QM model of

ATOMIC MODELS

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