If you're asking the usage for medicinal purposes, [i.e. cuts and scratches], alcohol is the all-purpose ointment, mostly for superficial scratches, rashes or stings in my use. Iodine, I use for more deeper cuts, lacerations or punctures, whether I go to the doctor or not. Better to add something nowadays with all the diseases floating around.
When iodine is dissolved in alcohol, it forms a mixture of iodine and alcohol, which is physical.
Alcohol swabs and/or providone-iodine swabs.
When iodine is dissolved in alcohol, the resulting mixture is known as tincture of iodine.
In this case, solid iodine is the solute and alcohol is the solvent. This is because the solid iodine is being dissolved in the alcohol to form a homogeneous solution, with alcohol being the predominant component.
No, alcohol (or more technically ethanol) is a compound of hydrogen, carbon, and oxygen
The liquid that does the dissolving is the solvent. That is alcohol in this example.The solid that dissolves is the solute. That is iodine in this example.
Tincture of iodine contains iodine and alcohol
alcohol,iodine,
You can boil away the alcohol, and the iodine will be left behind as a solid residue.
solvent
Solvent
solvent