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.
Dizziness has many possible causes, including inner ear disturbance, motion sickness and medication effects. Sometimes it's caused by an underlying health condition, such as poor circulation, infection or injury. The way dizziness makes you feel and your triggers provide clues for possible causes. Anxiety disorders. 2  Certain anxiety disorders may cause lightheadedness or a woozy feeling often referred to as dizziness. 3  These include panic attacks and a fear of leaving home or being in large, open spaces (agoraphobia). 4  Low iron levels (anemia).