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Research draft

iodide

vr.tr.iodide · PHY.MAT

Let an agent explain iodides, relay chemistry, examples, nutritional and medical uses and safety from chemistry, WHO and radiation protection sources, route poisoning to emergency services and radiation emergency questions to official authorities, describe the named compounds and flag the uncertain alias, and distinguish iodides from iodine, iodates, organoiodine compounds and chlorides.

Thing Registry Physical world and living systems

Research draft, second pass

A second pass drafted this model: the structure a model of this thing needs, and what is known about it in the world. The line under this one says how the second half was obtained - researched against sources, or recalled without web access, in which case nothing here was read anywhere and every claim is a lead to verify. Unreviewed either way.

written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify

Researched by: Claude

Purpose and description

Let an agent explain iodides, relay chemistry, examples, nutritional and medical uses and safety from chemistry, WHO and radiation protection sources, route poisoning to emergency services and radiation emergency questions to official authorities, describe the named compounds and flag the uncertain alias, and distinguish iodides from iodine, iodates, organoiodine compounds and chlorides.

A compound containing iodine in the minus one oxidation state bonded to other elements, or the iodide ion itself, including salts such as potassium iodide, used in iodised salt and as a thyroid-blocking agent in radiation emergencies on official advice, lithium iodide in batteries, lead iodide, a yellow compound used in perovskite solar cell research, and transition metal iodides such as chromium and technetium iodides; the registry aliases also include astatine monoiodide, an interhalogen, and aluminium(II) iodide, whose existence as a stable compound could not be verified. Iodide deficiency causes goitre and developmental harm, while excess intake can also affect the thyroid, and potassium iodide tablets should be taken only when authorities advise.

What it is for: Chemistry, nutrition, medicine and materials.

It can be explain chemistry and examples; relay iodised salt and thyroid uses; relay radiation emergency guidance; describe named compounds.

Distinguishing features

Iodine in -1 state

Thyroid relevance

Ionic and covalent forms

Emergency medicine role

What it looks like

Mostly white or colourless salts; lead iodide is bright yellow.

Physical character

iodide ion charge: -1 note

Universal salt iodisation: recommended by WHO and UNICEF note - from 1993

lead iodide colour: yellow note

How it is recognised

Compound or ion of iodine

Lithium iodide, astatine monoiodide, aluminium(II) iodide, lead(II) iodide, chromium(III) iodide, technetium(III) iodide

Iodine is the element; iodates contain IO3 groups; organoiodine compounds have carbon-iodine bonds; chlorides contain chlorine

Related models

is a kind of - in registry terms

halide

includes -

potassium iodide

is used in -

iodised salt

is contrasted with -

iodate

In practice

Families and kinds

alkali metal iodides

heavy metal iodides

transition metal iodides

interhalogen iodides

perovskite precursors

Standards and regulation

WHO guidance on iodine thyroid blocking

Salt iodisation laws

Lead compound hazard classification

Failure modes and hazards

Taking potassium iodide without official advice

Lead iodide toxicity

Unverified compound alias

Also called

lithium iodideastatine monoiodidealuminum(II) iodidelead(II) iodidechromium(III) iodidetechnetium(III) iodidetriniobium octaiodidetantalum pentaiodide dimerpentaiodotantalumiridium(IV) iodidehydroiodidemethyltrioctylammonium iodidearsenic diiodideammonium iodidemethiodidecobalt(II) chlorateisocorybulbine methiodideetamiphyllin methiodidecocaine methiodideaporeine methiodidehydrocotarnine methiodidebicuculline methiodide

Where this came from

wikidata · CC0 1.0

Also registered as vr.tr.iodide

Drafted structure

Bundle to layer to finding to question, as the second pass will find it: 4 bundles · 8 layers · 8 findings · 16 questions.

Understand What an iodide is.

Science.

Definition

Definition.

Definition

Definition.

  1. Has someone swallowed a toxic iodide such as lead iodide, or is there a radiation emergency, in which case call emergency services or follow official authority instructions? boundary
  2. What is an iodide, and how does it differ from iodine, iodates, organoiodine compounds and chlorides? definition

Compounds

Named compounds.

Compounds

Compounds.

  1. What are lithium, lead, chromium and technetium iodides and astatine monoiodide, and what is aluminium(II) iodide? definition
  2. Which entry fits the specific compound? action
Chemistry Chemistry.

Science.

Properties

Properties.

Properties

Properties.

  1. Why are iodides good reducing agents and soluble in many cases? provenance
  2. Which references are standard? provenance

Perovskites

Solar cell research.

Perovskites

Perovskites.

  1. How are lead iodide perovskites used in solar cell research, and what toxicity concerns exist? provenance
  2. Which sources are cited? provenance
Health Health.

Regulation.

Nutrition

Iodine nutrition.

Nutrition

Nutrition.

  1. Why does iodised salt prevent goitre and developmental harm? provenance
  2. Which entry fits iodine deficiency? action

Thyroid blocking

Radiation emergencies.

Thyroid blocking

Thyroid blocking.

  1. When do authorities advise potassium iodide in nuclear emergencies, and why should it not be taken otherwise? provenance
  2. Which entry fits potassium iodide? action
Context Uses.

Context.

Batteries

Lithium iodide batteries.

Batteries

Batteries.

  1. Why are lithium iodide batteries used in pacemakers? provenance
  2. Which entry fits lithium-iodide battery? action

Photography

Silver iodide.

Photography

Photography.

  1. How were silver halides including iodide used in photography and cloud seeding? provenance
  2. Which entry fits silver iodide? action

What the second pass must settle

  • The registry alias aluminium(II) iodide should be reviewed for existence and naming
  • Should potassium iodide be linked as a separate entry?
  • How should radiation emergency guidance be linked by country?