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Iodine and hydrogen have a valence of 1- and both exist naturally as diatomic molecules.

ie: I2 and H2 (most commonly iodine gas and hydrogen gas respectively)

Therefore the formula is:

HI

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HI

(and I do not mean hello... lol)

Formula: HI.3H2O

Q: What is the chemical formula for hydrogen iodide trihydrate?

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The formula for hydrogen iodide is HI.

The formula is HI. H for hydrogen. I for Iodine.

Sodium iodide.

Nh4i

H2S is the formula of Hydrogen sulfide.

Related questions

Formula: HI

There is no 'binary formula'. You can say that hydrogen iodide is a binary compound, that is one formed from just two elements. HI is its formula.

The chemical formula is one hydrogen atom and one iodine atom.

The formula for hydrogen iodide is HI.

MgI2 is the chemical formula of magnesium diiodide, a salt; an acid is hydrogen iodide, HI.

HI stands for hydrogen iodide

The formula is HI. H for hydrogen. I for Iodine.

HI, written with no spaces, is the chemical formula for a compound named "hydrogen iodide" [not "hydrogen iodine" as written in the question.]

BaI2 is the chemical formula for Barium Iodide.

Formula: I-

Formula: I-

The chemical formula of aluminium iodide is AlI3.