Chemical Properties of zinc oxide (CAS 1314-13-2)

InChI

InChI=1S/O.Zn

InChI Key

XLOMVQKBTHCTTD-UHFFFAOYSA-N

Formula

OZn

SMILES

O=[Zn]

Molecular Weight¹

81.38

CAS

1314-13-2

• EA : Electron affinity (eV).
• Δ_fH°_solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
• P_vap : Vapor pressure (kPa).
• S°_{solid,1 bar} : Solid phase molar entropy at standard conditions (J/mol×K).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
EA	[2.08; 2.09]	eV
EA	2.08 ± 0.02	eV	NIST
EA	2.09 ± 0.01	eV	NIST
EA	2.09 ± 0.01	eV	NIST
ΔfH°solid	-350.46 ± 0.27	kJ/mol	NIST
S°solid,1 bar	43.65 ± 0.40	J/mol×K	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.60; 101.36]	kPa	[1773.10; 2223.10]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			2.09643e+01
Coefficient B			-3.63379e+04
Temperature range, min.			1773.10
Temperature range, max.			2223.10
T(K) Vapor pressure (kPa) 0 20 40 60 80 100 1800 2000 2200
Pvap	1.60	kPa	1773.10	Calculated Property
Pvap	2.81	kPa	1823.10	Calculated Property
Pvap	4.78	kPa	1873.10	Calculated Property
Pvap	7.92	kPa	1923.10	Calculated Property
Pvap	12.78	kPa	1973.10	Calculated Property
Pvap	20.14	kPa	2023.10	Calculated Property
Pvap	31.06	kPa	2073.10	Calculated Property
Pvap	46.94	kPa	2123.10	Calculated Property
Pvap	69.59	kPa	2173.10	Calculated Property
Pvap	101.36	kPa	2223.10	Calculated Property

Similar Compounds

Find more compounds similar to zinc oxide.

Sources

• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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