NICKEL(II) OXIDE - (1313-99-1)

Introduction

Name: nickel(II) oxide; nickel monoxide
* IUPAC
CAS Number: 1313-99-1
Chemical Formula: NiO
Molar Mass: 74.6928 g
Mass Percent: Ni 78.579 %; O 21.420 % 

Classification

• inorganic

Physical Properties

Melting Point:*
1955°C 1 = 2228.15 K = 3551°F


* - 1 atm pressure

Bonding

Bonding: polar covalent
Ionic Character: 46.36 %

Thermochemistry

ΔHf° (s): -57.3 kcal/mol 2 = -239.74 kJ/mol
S° (s): 9.08 cal/(mol•K) 3 = 37.99 J/(mol•K)
ΔGf° (s): -50.6 kcal/mol 4 = -211.71 kJ/mol

For More Information

Sources

(1) - Lide, David R. CRC Handbook of Chemistry and Physics, 83rd ed.; CRC Press: Boca Raton, FL, 2002; p 4-72.
(2) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(3) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(4) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.