Question: what are the chemical properties of hcl?
Answer: Physical state and appearance: liquid, colourless- light yellow.
￼￼Odor: Pungent. ... 
pH: Concentrated HCl (aq) has a pH level of 0. ... 
Boiling Point: 108.58 C @ 760 mm Hg (for 20.22% HCl in water) 83 C @ 760 mm Hg (for 31% HCl in water) 50.5 C (for 37% HCl in water)