Halides are all gases with the following properties: 1  HF is a colourless fuming gas - b.pt = 20oC. 2  HCl is a colourless gas - b.pt = -85oC. 3  HBr is a colourless gas - b.pt = -69oC.  HI is a colourless gas - b.pt = -35oC.
Common causes of dizziness include inner-ear disorders, medications, and alcohol. Dizziness is often a result of vertigo. It can also be caused by a problem in the inner ear, where balance is regulated. The most common cause of vertigo and vertigo-related dizziness is benign paroxysmal positional vertigo (BPPV).This causes short-term dizziness when a person changes positions quicklyâfor instance, when sitting up in bed.izziness is not a disease but a symptom of other disorders. Vertigo and disequilibrium may cause a feeling of dizziness, but those two terms describe different symptoms. Vertigo is characterized by a feeling of spinning.
Inner Ear Causes. Vertigo, which is dizziness that usually involves the sensation of spinning, can be caused by fluid in the inner ear, Meniere's disease, BPPV, labrynthitis or some migraine headaches. Respiratory Causes. The main respiratory cause of dizziness is hyperventilation due to anxiety.