Hey the IUPAC name for the HCL is Hydrogen chloride


The compound hydrogen chloride has the chemical formula HCl.

At room temperature, it is a colorless gas, which forms white fumes of hydrochloric acid upon contact with atmospheric humidity.

Solubility of HCl (g/L) in common solvents

Temperature (°C) 0 20 30 50

Water 823 720 673 596

Methanol 513 470 430

Ethanol 454 410 381

Ether 356 249 195


Applications

Hydrochlorination of rubber

Production of vinyl and alkyl chlorides

In the semiconductor industry, it is used to both etch semiconductor crystals and to purify
silicon via trichlorosilane (SiHCl3).

It may also be used to treat cotton to delint it, and to separate it from wool.

HCL structure