£¨20·Ö£©¢ñ¡¢×í¼Ý¶ÔÈËÃǵݲȫΣº¦ºÜ´ó£¬ÀûÓÃÏÂÁÐÔ­Àí¿ÉÒÔ¼ì²é˾»úÊÇ·ñ¾Æºó¿ª³µ¡£

2K2Cr2O7(³ÈÉ«)£«3C2H5OH£«H2SO4 ¡úCr2(SO4)3£¨ÂÌÉ«£©£«K2SO4£«CH3COOH£«H2O

¢ÙÅäƽ»¯Ñ§·½³Ìʽºó£¬H2OÇ°ÃæµÄϵÊýΪ         £»

¢ÚÔõÑùÅжÏ˾»úÊǾƺ󿪳µ£º                                            ¡£

¢Ûд³öÓÃÁ¸Ê³Äð¾ÆµÄ»¯Ñ§·½³Ìʽ£º               £»                   ¡£

¢ò¡¢ÏÂÁпòͼÖУ¬AÓÉÁ½ÖÖºÚÉ«½ðÊôÑõ»¯ÎïµÈÎïÖʵÄÁ¿»ìºÏ¶ø³É£¬BÖк¬ÓÐËÄÖÖÑôÀë×Ó¡£¾Ý´Ë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©AµÄ×é³ÉÊÇ                           £¨Ìѧʽ£©¡£

£¨2£©ÏàͬÌõ¼þÏ£¬ÈÜÒºBÖÐËùÓÐÑôÀë×ÓµÄÑõ»¯ÐÔÓÉÇ¿µ½ÈõµÄ˳ÐòÒÀ´ÎÊÇ            ¡£

£¨3£©AÖÐij×é·Ö¿ÉÓɵ¥ÖÊÓëË®·´Ó¦ÖƵ㬻¯Ñ§·½³ÌʽΪ£º       ¡£

£¨4£©µç½âËùÓÃ×°ÖÃÈçͼËùʾ¡£

¢Ùµç½â¿ªÊ¼½×¶Î£¬Ñô¼«Éϵĵ缫·´Ó¦ÊÇ                     £¬Òõ¼«Éϵĵ缫·´Ó¦ÊÇ                             ¡£

¢Úµç½âÖÁÒõ¼«¸Õ¿ªÊ¼ÓйÌÌåRÎö³öʱ£¬¸ÃÈÜÒºÖнðÊôÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòÊÇ                               ¡£

 

£¨20·Ö£¬Ã¿¿Õ2·Ö£©

¢ñ¡¢¢Ù11£»

¢Ú ½«Ë¾»úºô³öµÄÆøÌåͨÈë³ÈÉ«ÈÜÒºÖУ¬¹Û²ìÈÜÒºÑÕÉ«ÊÇ·ñÏòÂÌɫת±ä¡£

¢Û  (C6H10O5)n £« nH2O  nC6H12O6 £»C6H12O6 2C2H5OH£«2CO2¡ü

¢ò¡¢£¨1£© Fe3O4; CuO ¡££¨2£© Fe3£« ;Cu2£«;H£« ; Fe2£«£¨È«¶Ô¸ø·Ö£©¡£

£¨3£©  3Fe£«4H2O(g) Fe3O4£« 4H2¡£

£¨4£©¢ÙÑô¼« 2Cl£­¨D2e£­ = Cl2¡ü£¬Òõ¼« 2 Fe3£«£«2e£­ = 2 Fe2£«£¨µç×ÓתÒƲ»µÈ²»¸ø·Ö£©¡£

¢ÚFe2£«£¬Cu2£«»òÕßFe2£«£¬Cu2£«£¬Fe3£«¡£

½âÎö:

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¢ñ¡¢×í¼Ý¶ÔÈËÃǵݲȫΣº¦ºÜ´ó£¬ÀûÓÃÏÂÁÐÔ­Àí¿ÉÒÔ¼ì²é˾»úÊÇ·ñ¾Æºó¿ª³µ£®
2K2Cr2O7£¨³ÈÉ«£©+3C2H5OH+H2SO4¡úCr2£¨SO4£©3£¨ÂÌÉ«£©+K2SO4+CH3COOH+H2O
¢ÙÅäƽ»¯Ñ§·½³Ìʽºó£¬H2OÇ°ÃæµÄϵÊýΪ
11
11
£»
¢ÚÔõÑùÅжÏ˾»úÊǾƺ󿪳µ£º
½«Ë¾»úºô³öµÄÆøÌåͨÈë³ÈÉ«ÈÜÒºÖУ¬¹Û²ìÈÜÒºÑÕÉ«ÊÇ·ñÏòÂÌɫת±ä
½«Ë¾»úºô³öµÄÆøÌåͨÈë³ÈÉ«ÈÜÒºÖУ¬¹Û²ìÈÜÒºÑÕÉ«ÊÇ·ñÏòÂÌɫת±ä
£®
¢Ûд³öÓÃÁ¸Ê³Äð¾ÆµÄ»¯Ñ§·½³Ìʽ£º
£¨C6H10O5£©n+nH2O
 Ã¸µÄ´ß»¯ 
.
 
nC6H12O6£¬C6H12O6
 ´ß»¯¼Á 
.
½Íĸ¾ú
2C2H5OH+2CO2¡ü
£¨C6H10O5£©n+nH2O
 Ã¸µÄ´ß»¯ 
.
 
nC6H12O6£¬C6H12O6
 ´ß»¯¼Á 
.
½Íĸ¾ú
2C2H5OH+2CO2¡ü
£®
¢ò¡¢ÏÂÁпòͼÖУ¬AÓÉÁ½ÖÖºÚÉ«½ðÊôÑõ»¯ÎïµÈÎïÖʵÄÁ¿»ìºÏ¶ø³É£¬BÖк¬ÓÐËÄÖÖÑôÀë×Ó£®¾Ý´Ë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©AµÄ×é³ÉÊÇ
Fe3O4¡¢CuO
Fe3O4¡¢CuO
£¨Ìѧʽ£©£®
£¨2£©ÏàͬÌõ¼þÏ£¬ÈÜÒºBÖÐËùÓÐÑôÀë×ÓµÄÑõ»¯ÐÔÓÉÇ¿µ½ÈõµÄ˳ÐòÒÀ´ÎÊÇ
Fe3+£¾Cu2+£¾H+£¾Fe2+£¨È«¶Ô¸ø·Ö£©
Fe3+£¾Cu2+£¾H+£¾Fe2+£¨È«¶Ô¸ø·Ö£©
£®
£¨3£©AÖÐij×é·Ö¿ÉÓɵ¥ÖÊÓëË®·´Ó¦ÖƵ㬻¯Ñ§·½³ÌʽΪ£º
3Fe+4H2O£¨g£©
 ¸ßΠ
.
 
Fe3O4+4H2
3Fe+4H2O£¨g£©
 ¸ßΠ
.
 
Fe3O4+4H2
£®
£¨4£©µç½âËùÓÃ×°ÖÃÈçͼËùʾ£®

¢Ùµç½â¿ªÊ¼½×¶Î£¬Ñô¼«Éϵĵ缫·´Ó¦ÊÇ
2Cl--2e-=Cl2¡ü
2Cl--2e-=Cl2¡ü
£¬
Òõ¼«Éϵĵ缫·´Ó¦ÊÇ
2 Fe3++2e-=2 Fe2+
2 Fe3++2e-=2 Fe2+
£®
¢Úµç½âÖÁÒõ¼«¸Õ¿ªÊ¼ÓйÌÌåRÎö³öʱ£¬¸ÃÈÜÒºÖнðÊôÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡
µÄ˳ÐòÊÇ
Fe2+£¾Cu2+
Fe2+£¾Cu2+
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2011½ì¹óÖÝÊ¡×ñÒåËÄÖÐ×éÍÅ7У¸ßÈýµÚÒ»´ÎÁª¿¼£¨Àí×Û£©»¯Ñ§²¿·Ö ÌâÐÍ£ºÌî¿ÕÌâ

£¨20·Ö£©¢ñ¡¢×í¼Ý¶ÔÈËÃǵݲȫΣº¦ºÜ´ó£¬ÀûÓÃÏÂÁÐÔ­Àí¿ÉÒÔ¼ì²é˾»úÊÇ·ñ¾Æºó¿ª³µ¡£
2K2Cr2O7(³ÈÉ«)£«3C2H5OH£«H2SO4 ¡úCr2(SO4)3£¨ÂÌÉ«£©£«K2SO4£«CH3COOH£«H2O
¢ÙÅäƽ»¯Ñ§·½³Ìʽºó£¬H2OÇ°ÃæµÄϵÊýΪ         £»
¢ÚÔõÑùÅжÏ˾»úÊǾƺ󿪳µ£º                                            ¡£
¢Ûд³öÓÃÁ¸Ê³Äð¾ÆµÄ»¯Ñ§·½³Ìʽ£º               £»                   ¡£
¢ò¡¢ÏÂÁпòͼÖУ¬AÓÉÁ½ÖÖºÚÉ«½ðÊôÑõ»¯ÎïµÈÎïÖʵÄÁ¿»ìºÏ¶ø³É£¬BÖк¬ÓÐËÄÖÖÑôÀë×Ó¡£¾Ý´Ë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©AµÄ×é³ÉÊÇ                           £¨Ìѧʽ£©¡£
£¨2£©ÏàͬÌõ¼þÏ£¬ÈÜÒºBÖÐËùÓÐÑôÀë×ÓµÄÑõ»¯ÐÔÓÉÇ¿µ½ÈõµÄ˳ÐòÒÀ´ÎÊÇ            ¡£
£¨3£©AÖÐij×é·Ö¿ÉÓɵ¥ÖÊÓëË®·´Ó¦ÖƵ㬻¯Ñ§·½³ÌʽΪ£º       ¡£
£¨4£©µç½âËùÓÃ×°ÖÃÈçͼËùʾ¡£

¢Ùµç½â¿ªÊ¼½×¶Î£¬Ñô¼«Éϵĵ缫·´Ó¦ÊÇ                     £¬Òõ¼«Éϵĵ缫·´Ó¦ÊÇ                             ¡£
¢Úµç½âÖÁÒõ¼«¸Õ¿ªÊ¼ÓйÌÌåRÎö³öʱ£¬¸ÃÈÜÒºÖнðÊôÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòÊÇ                               ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2010-2011ѧÄê¹óÖÝÊ¡×éÍÅ7У¸ßÈýµÚÒ»´ÎÁª¿¼£¨Àí×Û£©»¯Ñ§²¿·Ö ÌâÐÍ£ºÌî¿ÕÌâ

£¨20·Ö£©¢ñ¡¢×í¼Ý¶ÔÈËÃǵݲȫΣº¦ºÜ´ó£¬ÀûÓÃÏÂÁÐÔ­Àí¿ÉÒÔ¼ì²é˾»úÊÇ·ñ¾Æºó¿ª³µ¡£

2K2Cr2O7(³ÈÉ«)£«3C2H5OH£«H2SO4 ¡úCr2(SO4)3£¨ÂÌÉ«£©£«K2SO4£«CH3COOH£«H2O

¢ÙÅäƽ»¯Ñ§·½³Ìʽºó£¬H2OÇ°ÃæµÄϵÊýΪ          £»

¢ÚÔõÑùÅжÏ˾»úÊǾƺ󿪳µ£º                                             ¡£

¢Ûд³öÓÃÁ¸Ê³Äð¾ÆµÄ»¯Ñ§·½³Ìʽ£º                £»                    ¡£

¢ò¡¢ÏÂÁпòͼÖУ¬AÓÉÁ½ÖÖºÚÉ«½ðÊôÑõ»¯ÎïµÈÎïÖʵÄÁ¿»ìºÏ¶ø³É£¬BÖк¬ÓÐËÄÖÖÑôÀë×Ó¡£¾Ý´Ë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©AµÄ×é³ÉÊÇ                            £¨Ìѧʽ£©¡£

£¨2£©ÏàͬÌõ¼þÏ£¬ÈÜÒºBÖÐËùÓÐÑôÀë×ÓµÄÑõ»¯ÐÔÓÉÇ¿µ½ÈõµÄ˳ÐòÒÀ´ÎÊÇ             ¡£

£¨3£©AÖÐij×é·Ö¿ÉÓɵ¥ÖÊÓëË®·´Ó¦ÖƵ㬻¯Ñ§·½³ÌʽΪ£º        ¡£

£¨4£©µç½âËùÓÃ×°ÖÃÈçͼËùʾ¡£

¢Ùµç½â¿ªÊ¼½×¶Î£¬Ñô¼«Éϵĵ缫·´Ó¦ÊÇ                      £¬Òõ¼«Éϵĵ缫·´Ó¦ÊÇ                              ¡£

¢Úµç½âÖÁÒõ¼«¸Õ¿ªÊ¼ÓйÌÌåRÎö³öʱ£¬¸ÃÈÜÒºÖнðÊôÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòÊÇ                                ¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

¢ñ¡¢×í¼Ý¶ÔÈËÃǵݲȫΣº¦ºÜ´ó£¬ÀûÓÃÏÂÁÐÔ­Àí¿ÉÒÔ¼ì²é˾»úÊÇ·ñ¾Æºó¿ª³µ£®
2K2Cr2O7£¨³ÈÉ«£©+3C2H5OH+H2SO4¡úCr2£¨SO4£©3£¨ÂÌÉ«£©+K2SO4+CH3COOH+H2O
¢ÙÅäƽ»¯Ñ§·½³Ìʽºó£¬H2OÇ°ÃæµÄϵÊýΪ______£»
¢ÚÔõÑùÅжÏ˾»úÊǾƺ󿪳µ£º______£®
¢Ûд³öÓÃÁ¸Ê³Äð¾ÆµÄ»¯Ñ§·½³Ìʽ£º______£»£®
¢ò¡¢ÏÂÁпòͼÖУ¬AÓÉÁ½ÖÖºÚÉ«½ðÊôÑõ»¯ÎïµÈÎïÖʵÄÁ¿»ìºÏ¶ø³É£¬BÖк¬ÓÐËÄÖÖÑôÀë×Ó£®¾Ý´Ë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©AµÄ×é³ÉÊÇ______£¨Ìѧʽ£©£®
£¨2£©ÏàͬÌõ¼þÏ£¬ÈÜÒºBÖÐËùÓÐÑôÀë×ÓµÄÑõ»¯ÐÔÓÉÇ¿µ½ÈõµÄ˳ÐòÒÀ´ÎÊÇ______£®
£¨3£©AÖÐij×é·Ö¿ÉÓɵ¥ÖÊÓëË®·´Ó¦ÖƵ㬻¯Ñ§·½³ÌʽΪ£º______£®
£¨4£©µç½âËùÓÃ×°ÖÃÈçͼËùʾ£®

¢Ùµç½â¿ªÊ¼½×¶Î£¬Ñô¼«Éϵĵ缫·´Ó¦ÊÇ______£¬
Òõ¼«Éϵĵ缫·´Ó¦ÊÇ______£®
¢Úµç½âÖÁÒõ¼«¸Õ¿ªÊ¼ÓйÌÌåRÎö³öʱ£¬¸ÃÈÜÒºÖнðÊôÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡
µÄ˳ÐòÊÇ______£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸