Lead Oxide, Yellow (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		-9.238		-216.080		-216.080		INFINITE
100		27.698		28.284		105.269		-7.699		-217.759		-208.239		108.773
200		40.041		51.547		72.990		-4.289		-218.329		-198.435		51.826
298.15		45.773		68.701		68.701		0.000		-218.062		-188.647		33.050
300		45.834		68.985		68.702		0.085		-218.054		-188.464		32.815
400		48.526		82.565		70.536		4.812		-217.541		-178.675		23.333
500		50.463		93.609		74.080		9.765		-216.931		-169.027		17.658
600		52.103		102.958		78.133		14.895		-216.270		-159.508		13.886
700		53.605		111.104		82.274		20.181		-220.433		-149.304		11.141
762.000		54.495		115.690		84.808		23.532		I <--> II
800		55.028		118.355		86.339		25.613		219.687 139.192 9.088
900		56.409		124.917		90.266		31.185		-218.803		-129.182		7.498
1000		57.764		130.930		94.036		36.894		-217.779		-119.277		6.230
1100		59.099		136.499		97.646		42.738		-216.615		-109.482		5.199
1159.000		59.884		139.607		99.704		46.248		II <--> LIQUID
1200		60.421		141.698		101.103		48.714		215.307 99.800 4.344
1300		61.739		146.586		104.415		54.822		-213.861		-90.232		3.626
1400		63.049		151.209		107.594		61.061		-212.291		-80.780		3.014
1500		64.350		155.604		110.650		67.431		-210.606		-71.445		2.488
PREVIOUS: March 1962								CURRENT: December 1971
Lead Oxide, Yellow (PbO)								O1Pb1(cr)

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