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;¾¶¢ñ¡¡C(s)+O2(g)CO2(g)¡¡¦¤H1<0¢Ù
;¾¶¢ò¡¡ÏÈÖƳÉˮúÆø:
C(s)+H2O(g)CO(g)+H2(g)¡¡¦¤H2>0¢Ú
ÔÙȼÉÕˮúÆø:
2CO(g)+O2(g)2CO2(g)¡¡¦¤H3<0¢Û
2H2(g)+O2(g)2H2O(g)¡¡¦¤H4<0¢Ü
Çë»Ø´ðÏÂÁÐÎÊÌâ:
(1);¾¶¢ñ·Å³öµÄÈÈÁ¿ÀíÂÛÉÏ¡¡¡¡¡¡¡¡(Ìî¡°´óÓÚ¡±¡°µÈÓÚ¡±»ò¡°Ð¡ÓÚ¡±);¾¶¢ò·Å³öµÄÈÈÁ¿¡£
(2)¦¤H1¡¢¦¤H2¡¢¦¤H3¡¢¦¤H4µÄÊýѧ¹ØϵʽÊÇ¡¡¡£
(3)ÒÑÖª:¢ÙC(s)+O2(g)CO2(g)¡¡¦¤H1="-393.5" kJ¡¤mol-1
¢Ú2CO(g)+O2(g)2CO2(g)¡¡¦¤H2="-566" kJ¡¤mol-1
¢ÛTiO2(s)+2Cl2(g)TiCl4(s)+O2(g)¡¡¦¤H3="+141" kJ¡¤mol-1
ÔòTiO2(s)+2Cl2(g)+2C(s)TiCl4(s)+2CO(g)µÄ¦¤H=¡¡¡¡¡¡¡¡¡£
(4)ÒÑÖªÏÂÁи÷×éÈÈ»¯Ñ§·½³Ìʽ
¢ÙFe2O3(s)+3CO(g)2Fe(s)+3CO2(g)¡¡¦¤H1="-25" kJ¡¤mol-1
¢Ú3Fe2O3(s)+CO(g)2Fe3O4(s)+CO2(g)¡¡¦¤H2="-47" kJ¡¤mol-1
¢ÛFe3O4(s)+CO(g)3FeO(s)+CO2(g)¡¡¦¤H3="+640" kJ¡¤mol-1
Çëд³öFeO(s)±»CO(g)»¹Ô³ÉFeºÍCO2(g)µÄÈÈ»¯Ñ§·½³Ìʽ¡¡______________________¡£
;¾¶¢ñ¡¡C(s)+O2(g)CO2(g)¡¡¦¤H1<0¢Ù
;¾¶¢ò¡¡ÏÈÖƳÉˮúÆø:
C(s)+H2O(g)CO(g)+H2(g)¡¡¦¤H2>0¢Ú
ÔÙȼÉÕˮúÆø:
2CO(g)+O2(g)2CO2(g)¡¡¦¤H3<0¢Û
2H2(g)+O2(g)2H2O(g)¡¡¦¤H4<0¢Ü
Çë»Ø´ðÏÂÁÐÎÊÌâ:
(1);¾¶¢ñ·Å³öµÄÈÈÁ¿ÀíÂÛÉÏ¡¡¡¡¡¡¡¡(Ìî¡°´óÓÚ¡±¡°µÈÓÚ¡±»ò¡°Ð¡ÓÚ¡±);¾¶¢ò·Å³öµÄÈÈÁ¿¡£
(2)¦¤H1¡¢¦¤H2¡¢¦¤H3¡¢¦¤H4µÄÊýѧ¹ØϵʽÊÇ¡¡¡£
(3)ÒÑÖª:¢ÙC(s)+O2(g)CO2(g)¡¡¦¤H1="-393.5" kJ¡¤mol-1
¢Ú2CO(g)+O2(g)2CO2(g)¡¡¦¤H2="-566" kJ¡¤mol-1
¢ÛTiO2(s)+2Cl2(g)TiCl4(s)+O2(g)¡¡¦¤H3="+141" kJ¡¤mol-1
ÔòTiO2(s)+2Cl2(g)+2C(s)TiCl4(s)+2CO(g)µÄ¦¤H=¡¡¡¡¡¡¡¡¡£
(4)ÒÑÖªÏÂÁи÷×éÈÈ»¯Ñ§·½³Ìʽ
¢ÙFe2O3(s)+3CO(g)2Fe(s)+3CO2(g)¡¡¦¤H1="-25" kJ¡¤mol-1
¢Ú3Fe2O3(s)+CO(g)2Fe3O4(s)+CO2(g)¡¡¦¤H2="-47" kJ¡¤mol-1
¢ÛFe3O4(s)+CO(g)3FeO(s)+CO2(g)¡¡¦¤H3="+640" kJ¡¤mol-1
Çëд³öFeO(s)±»CO(g)»¹Ô³ÉFeºÍCO2(g)µÄÈÈ»¯Ñ§·½³Ìʽ¡¡______________________¡£
(1)µÈÓÚ¡¡
(2)¦¤H1=¦¤H2+(¦¤H3+¦¤H4)/2
(3)-80 kJ¡¤mol-1
(4)FeO(s)+CO(g)Fe(s)+CO2(g)¡¡¦¤H="-218" kJ¡¤mol-1
(2)¦¤H1=¦¤H2+(¦¤H3+¦¤H4)/2
(3)-80 kJ¡¤mol-1
(4)FeO(s)+CO(g)Fe(s)+CO2(g)¡¡¦¤H="-218" kJ¡¤mol-1
(1)¸ù¾Ý¸Ç˹¶¨Âɵĺ¬ÒåÖª,;¾¶¢ñ·Å³öµÄÈÈÁ¿µÈÓÚ;¾¶¢ò·Å³öµÄÈÈÁ¿¡£
(2)ÓɸÇ˹¶¨ÂÉ:¢Ù=µÃ¦¤H1=¦¤H2+¦¤H3+¦¤H4¡£
(3)ÓÉ¢Û+2¡Á¢Ù-¢ÚµÃËùÇó·½³Ìʽ,¼´¦¤H=¦¤H3+2¦¤H1-¦¤H2="+141" kJ¡¤mol-1+2¡Á(-393.5 kJ¡¤mol-1)-(-566 kJ¡¤mol-1)="-80" kJ¡¤mol-1¡£
(4)ÓÉÌâÒâ:¢ÜFeO(s)+CO(g)Fe(s)+CO2(g)¡¡¦¤H
Ôò¢Ü=µÃ ¦¤H="=-218" kJ¡¤mol-1
ÔòFeO(s)+CO(g)Fe(s)+CO2(g)¡¡¦¤H="-218" kJ¡¤mol-1
(2)ÓɸÇ˹¶¨ÂÉ:¢Ù=µÃ¦¤H1=¦¤H2+¦¤H3+¦¤H4¡£
(3)ÓÉ¢Û+2¡Á¢Ù-¢ÚµÃËùÇó·½³Ìʽ,¼´¦¤H=¦¤H3+2¦¤H1-¦¤H2="+141" kJ¡¤mol-1+2¡Á(-393.5 kJ¡¤mol-1)-(-566 kJ¡¤mol-1)="-80" kJ¡¤mol-1¡£
(4)ÓÉÌâÒâ:¢ÜFeO(s)+CO(g)Fe(s)+CO2(g)¡¡¦¤H
Ôò¢Ü=µÃ ¦¤H="=-218" kJ¡¤mol-1
ÔòFeO(s)+CO(g)Fe(s)+CO2(g)¡¡¦¤H="-218" kJ¡¤mol-1
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