GROUP VIA

the most abundant element in the earth’s crust.

very common element and was known to the ancients as
brimstone, that is- “burning stone”.

occurs only in the form of radioisotopes as a result of the decay of the
actinide elements

occur much less abundantly than sulfur.
They are found along with sulfur in metal sulfides and are
recovered in some quantity from lead and copper refining
processes.

 Most abundant element
 Non metallic element
 2nd most electronegative
 Essential of all elements

“Dephlogisticated Air” (Priestly)
“Empyreal Air” (Scheele)

GROUP IV A IS AKA

3 Allotropes of Oxygen

inadequate O2 tension in air

decrease hemoglobin

tissue or cell oxidation

blood circulation is retarded

Oxygen is used as a treatment for

 Administration - tubes, masks, tents
 Diluent for anesthetic agent

 “Brimstone”
 “Burning Stone”
 Shulbari-enemy of Copper

ex. Rock sulfur, roll sulfur,
flower of S

needle like crystal

straw-colored liquid

thick and sticky like molasses

rubbery, plastic
mass

form when sulfur is
heated above 1000 degrees Celsius

milk of sulfur, fine, component of
cream, ointment

flower of sulfur, azufre, coarse,
cathartic

 “Oil of Vitriol”
 Sulfonating agent
 Dehydrating agent

 Use in photography
 For ringworm
 Antidote for cyanide and Iodine poisoning