Halogen Family Flashcards Preview

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Flashcards in Halogen Family Deck (8)
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1

Chlorine

Diatomic (Cl2)
Green gas

2

Bromine

Diatomic (Br2)
Dark red liquid

3

Iodine

Diatomic (I2)
Least active halogen
Purplish black crystal solid

4

Hydrochloric Acid

Strong acid made from NaCl and concentrated H2SO4 (sulfuric acid)

5

Silver bromide and silver iodide

Used on photographic film to record light intensity

6

Hydrofluoric Acid

Acid used to etch glass by reacting w/silicon dioxide to release silicon fluoride gas. Used to frost lightbulbs

7

Fluorine

Diatomic (F2)
Pale yellow gas
Most active halogen and most electronegative element. Most active nonmetal element.

8

Fluoride Compounds

Used in drinking water and toothpaste to help reduce tooth decay