IUPAC Names for CuCl, Plumbic Iodide, NH4ClO, SnH4, and KMnO4

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Discussion Overview

The discussion revolves around the IUPAC names for various chemical compounds, including CuCl, plumbic iodide, NH4ClO, SnH4, and KMnO4. Participants explore naming conventions and clarify their understanding of chemical nomenclature.

Discussion Character

  • Technical explanation
  • Debate/contested
  • Conceptual clarification

Main Points Raised

  • Some participants propose that CuCl is called copper chloride, while others suggest it could also be referred to as cuprous chloride or copper (I) chloride.
  • Plumbic iodide is identified by some as PbI, with the understanding that plumbic refers to lead and iodide refers to iodine.
  • For NH4ClO, there is disagreement; some participants suggest ammonium perchlorate, while others argue it is ammonium hypochlorite, and further clarification on the naming of the anionic radical ClO- is provided.
  • SnH4 is referred to as stannane by some, while others suggest it could be called tetrahydride of tin or stannic hydride.
  • KMnO4 is correctly identified as potassium permanganate by one participant.
  • There is a question regarding the formula for stannic bromide, with a participant confirming that Sn 4+ corresponds to tin(IV) or stannic, leading to the formula SnBr4.

Areas of Agreement / Disagreement

Participants express multiple competing views on the IUPAC names for the compounds discussed, particularly for NH4ClO and SnH4. The discussion remains unresolved regarding the correct nomenclature for these compounds.

Contextual Notes

Participants reference naming conventions that depend on oxidation states and the use of Latinized names for elements, indicating a need for clarity on these definitions and their applications in nomenclature.

Roxy
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What would be th IUPAC names for these:

a) CuCl...is it Copper chloride
c) plumbic iodide...?
e)NH4ClO...amonium something??
i) SnH4... tin tetrehydroxide?
k) KMnO4...?
 
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KMnO4 = potassium permanganate
 
c) PbI (Plumbic = Lead, Iodide = Iodine)
 
are the others right?

is this
e)NH4ClO...amonium perchlorate
 
Last edited:
a) Not 100% sure but would likely be copper (I) chloride just to be specific.
e) ammonium hypochlorite
i) stannane
 
a) can also be called cuprous chloride
 
e)NH4ClO...yes it can also be ammonium perchlorate
 
Thanks I get it now. One other question:

Whats the formula for stannic bromide? Is stannic a element?
 
Sn 4+ tin(IV) or stannic

Therefore it would be SnBr4
 
  • #10
thank you :biggrin:
 
  • #11
No problem :smile: I hope you understand now.
 
  • #12
Roxy said:
What would be th IUPAC names for these:

a) CuCl...is it Copper chloride
c) plumbic iodide...?
e)NH4ClO...amonium something??
i) SnH4... tin tetrehydroxide?
k) KMnO4...?

Nope.Tetrahydride of Tin/Stanium.

Daniel.
 
  • #13
dextercioby said:
Nope.Tetrahydride of Tin/Stanium.

Daniel.
:confused: How'd u get that?
 
  • #14
MusicMonkey said:
e)NH4ClO...yes it can also be ammonium perchlorate

I thought it was

CLO4 Perchlorate
CLO3 Chlorate
CLO2 Chlorite
CLO Hypochlorite

I haven't taken gen chem in a while, but I thought that per meant "hyper" which indicated an extra oxygen. (-ite indicates one less, and hypo--ite indicates 2 less than orig).

??
-A
 
  • #15
Roxy said:
:confused: How'd u get that?

Isn't the compound
SnH_{4}

If so,then it is TETRA (apud 4 atoms) HIDRIDE (it is a metalic hydride) of TIN/STANIUM.

Daniel.
 
  • #16
dextercioby said:
Isn't the compound
SnH_{4}

If so,then it is TETRA (apud 4 atoms) HIDRIDE (it is a metalic hydride) of TIN/STANIUM.

Daniel.

ya i think i get it :redface:
 
  • #17
MusicMonkey said:
e)NH4ClO...yes it can also be ammonium perchlorate

That's not correct.The anionic radical ClO^{-} is called HYPOCHLORIDE...

Daniel.
 
  • #18
dextercioby said:
That's not correct.The anionic radical ClO^{-} is called HYPOCHLORIDE...

Daniel.

Actually, hypochlorite.

Roxy, I suggest you forget about everything in this thread until you read this : http://www.cofc.edu/~deavorj/101/nomenclature.html

Note that sometimes the cation is referred to by the latinized name indicating element and oxidation state. The common latin names for elements are found here http://www.syvum.com/cgi/online/serve.cgi/squizzes/chem/periodic1b.html

These names are used usually if an element exhibits multiple oxidation states. In such cases, the suffix -ous indicates the lower oxidation state and -ic refers to the higher one.

So, iron (II) is ferrous and iron (III) is ferric.
 
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