Holmium(III) hydroxide

Holmium(III) hydroxide is an inorganic compound with the chemical formula Ho(OH)3.

Holmium(III) hydroxide  Holmium(III) hydroxide

Identifiers

CAS Number

* 12054-57-8 Y

3D model (JSmol)

* Interactive image

ChemSpider |

* 9485420 Y

ECHA InfoCard | 100.031.814
EC Number |

* 235-009-0

PubChem CID

* 11310452

CompTox Dashboard (EPA)

* DTXSID10923458

InChI

* InChI=1S/Ho.3H2O/h;3*1H2/q+3;;;/p-3

Key: LCTWRNOEZKTLGG-UHFFFAOYSA-K

SMILES

* [Ho+3].[OH-].[OH-].[OH-]

Properties

Chemical formula

| Ho(OH)3
Molar mass | 215.938541
Appearance  | yellow solid[1]
Related compounds

Other anions

| holmium oxide

Other cations

| dysprosium(III) hydroxide
erbium(III) hydroxide

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

Infobox references

Chemical compound

## Chemical properties

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Holmium(III) hydroxide reacts with acids to produce holmium(III) salts:

Ho(OH)3 \+ 3 H+ → Ho3+ \+ 3 H2O

Holmium(III) hydroxide undergoes thermal decomposition to HoO(OH) at elevated temperatures. Further decomposition at higher temperatures produces Ho2O3.

## References

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1. ^ 《无机化学丛书》. 第七卷 钪 稀土元素. 易宪武 等主编. 科学出版社. P168~171. (2)氢氧化物

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Holmium compounds

* HoBr3
* HoCl3
* HoF3
* HoI3
* Ho(OH)3
* Ho2O3
* HoSb
* HoAs
* HoBi
* HoN
* HoP
* HoSb2
* Ho2(C2O4)3
* Ho2Se3
* Ho2S3
* HoS
* Ho2Te3
* Ho(IO3)3
* Ho2Ti2O7
* Ho(NO3)3
* Ho2(CO3)3
* Ho(acac)3
* Ho(CH3COO3)3

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Hydroxides

| HOH |  |  |  | He

|
|
|
|

LiOH | Be(OH)2 | B(OH)3 | C(OH)4 | N(OH)3
[NH4]+OH− | O(OH)2 | FOH | Ne
NaOH | Mg(OH)2 | Al(OH)3 | Si(OH)4 | P(OH)3 | S(OH)2 | ClOH | Ar
KOH | Ca(OH)2 |  | Sc(OH)3 | Ti(OH)2
Ti(OH)3
Ti(OH)4 | V(OH)2
V(OH)3 | Cr(OH)2
Cr(OH)3 | Mn(OH)2 | Fe(OH)2
Fe(OH)3 | Co(OH)2 | Ni(OH)2 | CuOH
Cu(OH)2 | Zn(OH)2 | Ga(OH)3 | Ge(OH)2 | As(OH)3 | Se  | BrOH | Kr
RbOH | Sr(OH)2 |  | Y(OH)3 | Zr(OH)4 | Nb  | Mo  | Tc(OH)4 | Ru  | Rh(OH)3 | Pd  | AgOH | Cd(OH)2 | In(OH)3 | Sn(OH)2
Sn(OH)4 | Sb(OH)3 | Te(OH)6 | IOH | Xe
CsOH | Ba(OH)2 | *  | Lu(OH)3 | Hf  | Ta  | W  | Re  | Os  | Ir  | Pt  | Au(OH)3 | Hg(OH)2 | TlOH
Tl(OH)3 | Pb(OH)2
Pb(OH)4 | Bi(OH)3 | Po  | At  | Rn
FrOH | Ra(OH)2 | **  | Lr  | Rf  | Db  | Sg  | Bh  | Hs  | Mt  | Ds  | Rg  | Cn  | Nh  | Fl  | Mc  | Lv  | Ts  | Og

*  | La(OH)3 | Ce(OH)3
Ce(OH)4 | Pr(OH)3 | Nd(OH)3 | Pm(OH)3 | Sm(OH)3 | Eu(OH)2
Eu(OH)3 | Gd(OH)3 | Tb(OH)3 | Dy(OH)3 | Ho(OH)3 | Er(OH)3 | Tm(OH)3 | Yb(OH)3
**  | Ac(OH)3 | Th(OH)4 | Pa  | U(OH)2
U(OH)3
UO2(OH)2 | Np(OH)3
Np(OH)4
NpO2(OH)3 | Pu  | Am(OH)3 | Cm(OH)3 | Bk  | Cf  | Es  | Fm  | Md  | No
*[CID]: Compound ID
*[EPA]: U.S. Environmental Protection Agency
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