It is called iodine because the Greek word for violet is iodes
iodine
I2
Iodine number is the mass of iodine which reacts with 100 grams of a lipid. It is used to determine the degree of saturation of a lipid. A more unsaturated lipid will have a higher iodine number.
tincture
Tincture of iodine or iodine tincture is an antiseptic, it is also called weak iodine solution. It is usually 2-7% elemental iodine, along with potassium iodide or sodium iodide, dissolved in a mixture of ethanol and water.
Iodine is called an indicator because when iodine is in a substance that was sprayed it indicates that diffusion has occured by the smell spreading in the room.
I2 is called as molecular iodine
Yes, it is called tincture of iodine.
Iodine has 53 protons. Iodine 126 has 126 - 53 = 74 neutrons. So iodine 126 is called iodine 16 because it has 53 protons and 74 neutrons. There are other types of iodine, called neuclides of iodine, which have different numbers of neutrons. All of them have 53 protons. So iodine 141 has 53 protons and 141 - 53 = 88 neutrons.
I2
iodine
Because iodine has a number of chlorides so the name would be ambiguous.
The thyroid processes iodine.
Iodine number is the mass of iodine which reacts with 100 grams of a lipid. It is used to determine the degree of saturation of a lipid. A more unsaturated lipid will have a higher iodine number.
tincture
Osmosis
Iodine