Lead Oxide, Red (PbO)								O1Pb1(cr)
Enthalpy Reference Temperature = Tr = 298.15 K								Standard State Pressure = p° = 0.1 MPa
		J·K-1 mol-1						kJ·mol-1
T/K		Cp°		S°		-[G°-H°(Tr)]/T		H-H°(Tr)		fH°		fG°		log Kf
0		0.000		0.000		INFINITE		-9.109		-217.297		-217.297		INFINITE
100		26.870		24.765		101.583		-7.682		-219.089		-209.218		109.284
200		40.476		48.028		69.262		-4.247		-219.634		-199.037		51.983
298.15		45.773		66.316		66.316		0.000		-219.409		-189.283		33.162
300		45.866		66.600		66.317		0.085		-219.401		-189.096		32.925
400		50.375		80.434		68.173		4.904		-218.796		-179.077		23.385
500		53.430		92.066		71.821		10.123		-217.921		-169.245		17.681
600		55.396		101.992		76.042		15.570		-216.942		-159.601		13.894
700		56.651		110.626		80.380		21.172		-220.789		-149.325		11.143
762.000		57.430		115.466		83.040		24.709		I <--> II
800		57.907		118.273		84.647		26.900		219.747 139.186 9.088
900		59.162		125.166		88.773		32.754		-218.581		-129.185		7.498
1000		60.417		131.464		92.731		38.733		-217.288		-119.320		6.233
1100		61.672		137.281		96.520		44.837		-215.863		-109.591		5.204
1200		62.927		142.701		100.145		51.067		-214.301		-99.998		4.353
1300		64.183		147.788		103.616		57.423		-212.608		-90.540		3.638
1400		65.438		152.590		106.944		63.904		-210.796		-81.218		3.030
PREVIOUS: March 1962								CURRENT: December 1971
Lead Oxide, Red (PbO)								O1Pb1(cr)

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