What is the proper formula for realgar?

A) FeS₂
B) FeAs
C) FeS
D) AsS

Realgar

A red-orange arsenic sulfide mineral, historically used as a pigment and in fireworks.

Formula

A symbolic representation of the composition of a chemical compound, showing the elements present and their relative proportions.

AsS

Arsenic sulfide, a compound of arsenic and sulfur, known for its use in pigments and in various chemical reactions.

Acknowledge the dangers related to arsenic exposure to both health and the environment, detailing its sources and consequences on water quality.

Verified Answer

Final Answer :

Explanation :

Realgar is an arsenic sulfide mineral, and its chemical formula is AsS.

Learning Objectives

Acknowledge the dangers related to arsenic exposure to both health and the environment, detailing its sources and consequences on water quality.