PP Presentation

CHEMISTRY of DEMONSTRATIONS

Oxidation-Reduction

iron and chlorine:

2 Fe (s) + 3 Cl2 (g) ® 2 FeCl3 (s) (black)

sugar and sulfuric acid:

2C6H12O6 (s) + 12 H2SO4 (aq) ®

6C (s) + 6 CO2 (g) ­ + 24 H2O (l) + 12 SO2 (g)

Acid-Base

acid and limestone:

2 H+ (aq) + CaCO3 (s) ® Ca2+ (aq) + CO2 (g) ­ + H2O(l)

acid and metal:

2 H+ (aq) + Zn (s) ® Zn2+ (aq) + H2 (g)

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