Calcium Iodide
The chemical formula i2Ca is incorrect because the element symbol "i" is not recognized in the periodic table. The correct chemical formula for calcium iodide is CaI2, where calcium has a +2 charge and iodine has a -1 charge.
This compound is the calcium iodide - CaI2.
Calcium Iodide, CaI2, contains calcium, Ca and iodine, I.
It is CaI2
Formula: CaI2
The chemical equation for the reaction between calcium and iodine is: Ca + I2 -> CaI2.
The chemical formula of calcium iodide is CaI2. Written ionically: Ca2+(I-)2 or normally written as CaI2, without ionic charges.
CaI2
CaI2
The balanced chemical equation for silver nitrate (AgNO3) plus calcium iodide (CaI2) is: 2AgNO3 + CaI2 -> 2AgI + Ca(NO3)2
Ca(NO3)2 + 2KI ----> CaI2 + 2KNO3
The appropriate chemical name for SEI6 is selenium hexafluoride.
The chemical formula i2Ca is incorrect because the element symbol "i" is not recognized in the periodic table. The correct chemical formula for calcium iodide is CaI2, where calcium has a +2 charge and iodine has a -1 charge.
Calcium iodide.
I assume a double displacement reaction. At least ideally. 2KI + CaS -> K2S + CaI2
If you mean the compound formed from calcium and iodine, it is CaI2. It is named calcium iodide.
Although typically we refer to it as a scientific name, chemical name is wholly appropriate. The name is Salmo salar.