Foundations of Quantum Mechanics and Physical Chemistry

Prof. Sanctuary talks about Science

General Chemistry

005 Survey of the Types of Chemical Reactions

Published August 5, 2011 | By Bryan

There are many types of chemical reactions, and here a few are listed.

Decompostion
Combination
Replacement
Combustion
Explosion
Precipitation
Acid-base
Redox
Chain reactions

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Posted in General Chemistry | Tagged Acid-base chemical reactions, Chain reactions, Combination chemical reactions, Combustion chemical reactions, Decompostion chemical reactions, Explosion chemical reactions, Physical Chemistry, Precipitation chemical reactions, Redox chemical reactions, Replacement chemical reactions | Leave a comment

004 Empirical Formula in Chemistry

Published August 4, 2011 | By Bryan

The empirical formula is the simplest whole number formula for a compound (click to enlarge).

The empirical formula allows one to calculate the percentage of each element in a compound.

Study this table and you will see the difference between the empirical and molecular formula.

The empirical formula is multiplied by a whole number to obtain the molecular formula.

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Posted in General Chemistry | Tagged atoms, empirical formula, molecules, Physical Chemistry | Leave a comment