Hydriodic acid can be produced by combining iodine crystals with water and some form of phosphorus, including red phosphorus, hypophosphorous acid, or phosphorous acid.

How is hydroiodic acid produced?

Hydriodic acid forms when hydrogen iodide – a colorless gas with a sharp odor – is dissolved in water. This pale yellow water solution is a strong, highly corrosive acid and a powerful reducing agent. It has the ability to lose a proton or take it back during chemical reactions.

What elements make up hydroiodic acid?

• Hydriodic acid appears as a colorless to yellow liquid with a pungent odor. Consists of a solution of hydrogen iodide in water. …
• Hydrogen iodide, anhydrous appears as a colorless to yellow/brown gas with an acrid odor. Nonflammable. …
• Iodine atom is chemical element with atomic number 53.