Astatine monoiodide

Names
IUPAC name

Astatine monoiodide

Other names

Astatine iodide

Identifiers

3D model (JSmol)

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ChemSpider |

* 34496389

InChI

* InChI=1S/AtH2.HI/h1H2;1H/q+1;/p-1

Key: TWAXUBWUPRBIEH-UHFFFAOYSA-M

* InChI=1/AtH2.HI/h1H2;1H/q+1;/p-1

Key: TWAXUBWUPRBIEH-REWHXWOFAE

SMILES

* [I-].[At+]

Properties

Chemical formula

| AtI
Molar mass | 336.904 g/mol
Related compounds

Other anions

| Astatine monobromide
Astatine monochloride

Related interhalogen compounds

| Iodine monochloride
Iodine monofluoride
Bromine monochloride

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Infobox references

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Astatine monoiodide is an interhalogen compound with the chemical formula AtI. It is the heaviest known interhalogen compound (with the possible exception of iodine pentabromide, IBr5, whose existence is disputed).

## Production

Astatine monoiodide is produced by the direct combination of astatine and iodine in a 1:1 molar ratio:[1]

2 At + I2 → 2 AtI

## References

1. ↑ Zuckerman & Hagen 1989, p. 31.

### Bibliography

* Zuckerman, J J; Hagen, A P (1989). Inorganic Reactions and Methods, the Formation of Bonds to Halogens. John Wiley & Sons. ISBN 978-0-471-18656-4.

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Iodine compounds

Iodine(-I)|

* HI
* AtI
* ICN
* I−

Iodine(I)|

* HIO
* ICl
* IF
* IBr

Iodine(III)|

* HIO2
* ICl3
* IF3

Iodine(V)|

* HIO3
* IF5
* I2O5

Iodine(VII)|

* HIO4
* H5IO6
* IF7

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