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1. Oxygen, oxone, hydrogen and hydrogen peroxide

1.1 Preparation Of Oxygen Using Potassium Chlorate

1.2 Hydrogen and Oxygen gas reaction

2.1 Sodium and Water. Seriously, it is dangerous

2.2 Borax bead tests: cobalt

2.3 Borax bead tests: chromium

2.4 Burning magnesium in air

Magnesium buring in air - principle for making chaffs and flares equipped on military aircrafts

2.5 Aluminum and Mercury

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