ÌâÄ¿ÄÚÈÝ

Ã÷·¯Ê¯¾­´¦ÀíºóµÃµ½Ã÷·¯[KAl(SO4)2¡¤12H2O]¡£´ÓÃ÷·¯ÖƱ¸Al¡¢K2SO4¡¢ºÍH2SO4µÄ¹¤ÒÕ¹ý³ÌÈçÏÂËùʾ£º

±ºÉÕÃ÷·¯µÄ»¯Ñ§·½³ÌʽΪ£º4KAl(SO4)2¡¤12H2O + 3S === 2K2SO4 + 2Al2O3 + 9SO2 + 48H2O

Çë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©ÔÚ±ºÉÕÃ÷·¯µÄ·´Ó¦ÖУ¬»¹Ô­¼ÁÊÇ        ¡£

£¨2£©´ÓË®½þºóµÄÂËÒºÖеõ½K2SO4¾§ÌåµÄ·½·¨ÊÇ        ¡£

£¨3£©Al2O3ÔÚÒ»¶¨Ìõ¼þÏ¿ÉÖƵÃAlN£¬Æ侧Ìå½á¹¹ÈçÓÒͼËùʾ£¬¸Ã¾§ÌåÖÐAl

µÄÅäλÊýÊÇ        ¡£

£¨4£©ÒÔAlºÍNiO(OH)Ϊµç¼«£¬NaOHÈÜҺΪµç½âÒº×é³ÉÒ»ÖÖÐÂÐ͵ç³Ø£¬

·ÅµçʱNiO(OH)ת»¯ÎªNi(OH)2£¬¸Ãµç³Ø·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ        ¡£

£¨5£©±ºÉÕ²úÉúµÄSO2¿ÉÓÃÓÚÖÆÁòËá¡£ÒÑÖª25¡æ¡¢101kPaʱ£º

     2SO2£¨g£©+ O2£¨g£© 2SO3£¨g£©          ¡÷H1= -197 kJ /mol£»

     H2O£¨g£© H2O£¨l£©                    ¡÷H2=-44 kJ/mol£»

     2SO2£¨g£©+ O2£¨g£©+ 2H2O£¨g£©===2H2SO4     ¡÷H3=-545 kJ/mol¡£

ÔòSO3£¨g£©ÓëH2O£¨l£©·´Ó¦µÄÈÈ»¯Ñ§·½³ÌʽÊÇ      ¢Ù      ¡£

±ºÉÕ948 tÃ÷·¯£¨M = 474 g/mol£©£¬ÈôSO2µÄÀûÓÃÂÊΪ96%£¬¿É²úÉúÖÊÁ¿·ÖÊýΪ98%µÄÁòËá ¢Ú t¡£

¡¾´ð°¸¡¿

¡¡¡¡(1)S

¡¡¡¡(2)Õô·¢½á¾§

¡¡¡¡(3)4

¡¡¡¡(4)Al+3NiO(OH)+H2O==NaAlO2+3Ni(OH)2

¡¡¡¡(5)SO3(g)+H2O(l)==H2SO4(l), ¦¤H=-130 KJ/mol

¡¡¡¡432t

¡¾½âÎö¡¿¦¤H=(¦¤H3-¦¤H1-2¦¤H2)/2=-130 KJ/mol

¡¡¡¡948 tÃ÷·¯Éú³ÉSO2ÎïÖʵÄÁ¿Îª4500mol

¹ÊÉú³ÉÁòËáµÄÖÊÁ¿m=4500¡Á0.96¡Á98¡Â0.98=432000Kg=432t

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
£¨2013?ËÄ´¨£©Ã÷·¯Ê¯¾­´¦ÀíºóµÃµ½Ã÷·¯[KAl£¨SO4£©2?12H2O]£®´ÓÃ÷·¯ÖƱ¸Al¡¢K2SO4¡¢ºÍH2SO4µÄ¹¤ÒÕ¹ý³ÌÈçͼ1Ëùʾ£º±ºÉÕÃ÷·¯µÄ»¯Ñ§·½³ÌʽΪ£º4KAl£¨SO4£©2?12H2O+3S¨T2K2SO4+2Al2O3+9SO2+48H2O

Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÔÚ±ºÉÕÃ÷·¯µÄ·´Ó¦ÖУ¬»¹Ô­¼ÁÊÇ
S
S
£®
£¨2£©´ÓË®½þºóµÄÂËÒºÖеõ½K2SO4¾§ÌåµÄ·½·¨ÊÇ
Õô·¢½á¾§
Õô·¢½á¾§
£®
£¨3£©Al2O3ÔÚÒ»¶¨Ìõ¼þÏ¿ÉÖƵÃAlN£¬Æ侧Ìå½á¹¹Èçͼ2Ëùʾ£¬¸Ã¾§ÌåÖÐAlµÄÅäλÊýÊÇ
4
4
£®
£¨4£©ÒÔAlºÍNiO£¨OH£©Îªµç¼«£¬NaOHÈÜҺΪµç½âÒº×é³ÉÒ»ÖÖÐÂÐ͵ç³Ø£¬·ÅµçʱNiO£¨OH£©×ª»¯ÎªNi£¨OH£©2£¬¸Ãµç³Ø·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ
Al+3NiO£¨OH£©+NaOH+H2O=NaAlO2+3Ni£¨OH£©2
Al+3NiO£¨OH£©+NaOH+H2O=NaAlO2+3Ni£¨OH£©2
£®
£¨5£©±ºÉÕ²úÉúµÄSO2¿ÉÓÃÓÚÖÆÁòËᣮÒÑÖª25¡æ¡¢101kPaʱ£º
2SO2£¨g£©+O2£¨g£©?2SO3£¨g£©¡÷H1=-197kJ/mol£»
H2O£¨g£©?H2O£¨l£©¡÷H2=-44kJ/mol£»
2SO2£¨g£©+O2£¨g£©+2H2O£¨g£©¨T2H2SO4¡÷H3=-545kJ/mol£®
ÔòSO3£¨g£©ÓëH2O£¨l£©·´Ó¦µÄÈÈ»¯Ñ§·½³ÌʽÊÇ
¢ÙSO3£¨g£©+H2O£¨l£©=H2SO4£¨l£©¡÷H=-130KJ/mol
¢ÙSO3£¨g£©+H2O£¨l£©=H2SO4£¨l£©¡÷H=-130KJ/mol
£®
±ºÉÕ948tÃ÷·¯£¨M=474g/mol£©£¬ÈôSO2µÄÀûÓÃÂÊΪ96%£¬¿É²úÉúÖÊÁ¿·ÖÊýΪ98%µÄÁòËá
¢Ú432
¢Ú432
t£®

Ã÷·¯Ê¯¾­´¦ÀíºóµÃµ½Ã÷·¯¡¾ KAl(SO4)2¡¤12H2O¡¿¡£´ÓÃ÷·¯ÖƱ¸Al¡¢K2SO4ºÍH2SO4µÄ¹¤ÒÕ¹ý³ÌÈçÏÂËùʾ£º

±ºÉÕÃ÷·¯µÄ»¯Ñ§·½³ÌʽΪ£º4KAl(SO4)2¡¤12H2O+3S£½2K2SO4 +2Al2O3+9SO2+48H2O
Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÔÚ±ºÉÕÃ÷·¯µÄ·´Ó¦ÖУ¬»¹Ô­¼ÁÊÇ                  ¡£
£¨2£©´ÓË®½þºóµÄÂËÒºÖеõ½K2SO4¾§ÌåµÄ·½·¨ÊÇ                     ¡£

£¨3£©A12O3ÔÚÒ»¶¨Ìõ¼þÏ¿ÉÖƵÃAIN£¬Æ侧Ìå½á¹¹ÈçÓÒͼËùʾ£¬¸Ã¾§ÌåÖÐAlµÄÅäλÊýÊÇ    ¡£
£¨4£©ÒÔAlºÍNiO(OH)Ϊµç¼«£¬NaOHÈÜҺΪµç½âÒº×é³ÉÒ»ÖÖÐÂÐ͵ç³Ø£¬·ÅµçʱNiO(OH)ת»¯ÎªNi(OH)2£¬¸Ãµç³Ø·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ                             ¡£
£¨5£©±ºÉÕ²úÉúµÄSO2¿ÉÓÃÓÚÖÆÁòËá¡£ÒÑÖª25¡æ¡¢101 kPaʱ£º
2SO2(g) +O2(g)2SO3(g)           ¡÷H1= Ò»197 kJ/mol£»
2H2O (g)£½2H2O(1)                  ¡÷H2£½Ò»44 kJ/mol£»
2SO2(g)+O2(g)+2H2O(g)£½2H2SO4(l)    ¡÷H3£½Ò»545 kJ/mol¡£
ÔòSO3 (g)ÓëH2O(l)·´Ó¦µÄÈÈ»¯Ñ§·½³ÌʽÊÇ         ¢Ù                 ¡£
±ºÉÕ948tÃ÷·¯(M£½474 g/mol )£¬ÈôSO2µÄÀûÓÃÂÊΪ96%£¬¿ÉÉú²úÖÊÁ¿·ÖÊýΪ98£¥µÄÁòËá  ¢Ú   t¡£

Ã÷·¯Ê¯¾­´¦ÀíºóµÃµ½Ã÷·¯¡¾ KAl(SO4)2¡¤12H2O¡¿¡£´ÓÃ÷·¯ÖƱ¸Al¡¢K2SO4ºÍH2SO4µÄ¹¤ÒÕ¹ý³ÌÈçÏÂËùʾ£º

±ºÉÕÃ÷·¯µÄ»¯Ñ§·½³ÌʽΪ£º4KAl(SO4)2¡¤12H2O+3S£½2K2SO4 +2Al2O3+9SO2+48H2O

Çë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©ÔÚ±ºÉÕÃ÷·¯µÄ·´Ó¦ÖУ¬»¹Ô­¼ÁÊÇ                  ¡£

£¨2£©´ÓË®½þºóµÄÂËÒºÖеõ½K2SO4¾§ÌåµÄ·½·¨ÊÇ                     ¡£

£¨3£©A12O3ÔÚÒ»¶¨Ìõ¼þÏ¿ÉÖƵÃAIN£¬Æ侧Ìå½á¹¹ÈçÓÒͼËùʾ£¬¸Ã¾§ÌåÖÐAlµÄÅäλÊýÊÇ    ¡£

£¨4£©ÒÔAlºÍNiO(OH)Ϊµç¼«£¬NaOHÈÜҺΪµç½âÒº×é³ÉÒ»ÖÖÐÂÐ͵ç³Ø£¬·ÅµçʱNiO(OH)ת»¯ÎªNi(OH)2£¬¸Ãµç³Ø·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ                             ¡£

£¨5£©±ºÉÕ²úÉúµÄSO2¿ÉÓÃÓÚÖÆÁòËá¡£ÒÑÖª25¡æ¡¢101 kPaʱ£º

2SO2(g) +O2(g)2SO3(g)           ¡÷H1= Ò»197 kJ/mol£»

2H2O (g)£½2H2O(1)                  ¡÷H2£½Ò»44 kJ/mol£»

2SO2(g)+O2(g)+2H2O(g)£½2H2SO4(l)    ¡÷H3£½Ò»545 kJ/mol¡£

ÔòSO3 (g)ÓëH2O(l)·´Ó¦µÄÈÈ»¯Ñ§·½³ÌʽÊÇ         ¢Ù                 ¡£

±ºÉÕ948tÃ÷·¯(M£½474 g/mol )£¬ÈôSO2µÄÀûÓÃÂÊΪ96%£¬¿ÉÉú²úÖÊÁ¿·ÖÊýΪ98£¥µÄÁòËá  ¢Ú   t¡£

 

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø