Recent Changes

Organic and Biomolecules
Hydrides of Row 2 of the periodic chart:
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B C N O F Ne
Valency
Atoms in organic compounds form a fixed number of bonds
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ATOMS AND BONDING UNIT
GOAL: to have a solid understanding of the atomic models, atomic properties, bonding , molecular properties. TOPICS TO COVER
Historical developement of the atomic model -
- Dalton
- Thompson
- Rutherford
- Bohr
SImple Aufbau
Atomic and periodic properties

FIRst part of big question
Nancy::
I Like this even if shamelessly solen. he second part about human population might be an overarching thme but to much to go onto detail in sci 9, IMHO.

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This is the sandbox. Play around here. NO HITTING OR THROWING SAND!!
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This is the sandbox. Play around here. NO HITTING OR THROWING SAND!!
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This is the sandbox. Play around here. NO HITTING OR THROWING SAND!!
He goes to my alma mater!