Chapter 14

Atoms, the Elements and the Periodic Table
NS 100

Caution: You are about to enter a no-fact zone. Concepts only please!

Atom--the fundamental unit of an element

We have learned to manipulate these atoms in order to produce a vast array of useful modern materials, including pharmaceuticals that help prolong our lives.

Bohr-vs-Quantum Model
Atomic Theory
Rutherford

The Atoms of Unmeaning

"Globed From The Atoms"

Mach's Principle

of these elements are found in nature.
The rest were created in the scientist's lab!

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So most atoms are ancient. They have existed through imponderable ages, recycling through the universe in innumerable forms, both nonliving and living. In this sense, you don't "own" the atoms that make up your body--you are simply their present caretaker. There will be many caretakers to follow. Hewitt

Atoms are Ancient
and Empty

The most fundamental unit of Matter,
or are they?

Isotopes--Atoms with the same number of protons
but different numbers of neutrons.

Nucleosynthesis
II
III
Big Bang

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