ÌâÄ¿ÄÚÈÝ

µç½âÔ­ÀíÔÚ»¯Ñ§¹¤ÒµÖÐÓй㷺ӦÓá£ÓÒͼ±íʾһ¸öµç½â³Ø£¬×°Óеç½âÒºa£»X¡¢YÊÇÁ½¿éµç¼«°å£¬Í¨¹ýµ¼ÏßÓëÖ±Á÷µçÔ´ÏàÁ¬¡£Çë»Ø´ðÒÔÏÂÎÊÌ⣺

£¨1£©ÈôX¡¢Y¶¼ÊǶèÐԵ缫£¬aÊDZ¥ºÍNaClÈÜÒº£¬ÊµÑ鿪ʼʱ£¬Í¬Ê±ÔÚÁ½±ß¸÷µÎÈ뼸µÎ·Ó̪ÊÔÒº£¬Ôò
¢Ùµç½â³ØÖÐX¼«Éϵĵ缫·´Ó¦Ê½                      £»
ÔÚX¼«¸½½ü¹Û²ìµ½µÄÏÖÏóÊÇ                               ¡£
¢ÚYµç¼«Éϵĵ缫·´Ó¦Ê½Îª                                                £¬
¼ìÑé¸Ãµç¼«·´Ó¦²úÎïµÄ·½·¨ÊÇ                                            ¡£
£¨2£©ÈçÒªÓõç½â·½·¨¾«Á¶´ÖÍ­£¬µç½âÒºaÑ¡ÓÃCuSO4ÈÜÒº£¬Ôò
¢ÙXµç¼«µÄ²ÄÁÏÊÇ          £¬µç¼«·´Ó¦Ê½ÊÇ                             ¡£
¢ÚYµç¼«µÄ²ÄÁÏÊÇ           £¬µç¼«·´Ó¦Ê½ÊÇ                            ¡£
¡¡£¨ËµÃ÷£ºÔÓÖÊ·¢ÉúµÄµç¼«·´Ó¦²»±Øд³ö£©
£¨3£©¹¤ÒµÆ·ÇâÑõ»¯¼ØµÄÈÜÒºÖк¬ÓÐijЩº¬ÑõËáÔÓÖÊ£¬¿ÉÓÃÀë×Ó½»»»Ä¤·¨µç½âÌá´¿¡£µç½â²ÛÄÚ×°ÓÐÑôÀë×Ó½»»»Ä¤£¨Ö»ÔÊÐíÑôÀë×Óͨ¹ý£©£¬Æ乤×÷Ô­ÀíÈçͼËùʾ.

¢Ù¸Ãµç½â²ÛµÄÑô¼«·´Ó¦Ê½ÊÇ____________________________¡£
¢Úͨµç¿ªÊ¼ºó£¬Òõ¼«¸½½üÈÜÒºpH»áÔö´ó£¬Çë¼òÊöÔ­Òò                              
___________________________________________________________________________¡£
¢Û³ýÈ¥ÔÓÖʺóµÄÇâÑõ»¯¼ØÈÜÒº´ÓÈÜÒº³ö¿Ú_________________£¨Ìîд¡°A¡±»ò¡°B¡±£©µ¼³ö¡£

£¨1£©¢Ù2H++2e- =H2¡ü£¨»ò2H2O+2e- =2H2¡ü+2OH-£©£»   ÈÜÒº±ä³ÉºìÉ«¡£
¢Ú2Cl-+2e- =Cl2¡ü       ÊÇ·ñʹʪÈóKI-µí·ÛÊÔÖ½±äÀ¶¡£
£¨2£©¢ÙX´¿Í­£¨1·Ö£©£¬ Cu2++2e- =Cu¡£      ¢ÚY£º´ÖÍ­£¨1·Ö£©£¬Cu-2e- = Cu2+
£¨3£©¢Ù£»4OH--4e- =2H2O+O2¡ü      ¢ÚÓÉÓÚÔÚÒõ¼«H+·Åµç£¬´Ó¶øÆÆ»µÁËË®µÄµçÀëƽºâ£¬Ê¹µÃc£¨OH-£©Ôö´ó£¬pHÉý¸ß¡£    ¢ÛB£¨ 1·Ö£©£¨ÆäËü¸÷2·Ö£©

½âÎö

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
£¨1£©ÊÂʵ֤Ã÷£¬ÄÜÉè¼Æ³ÉÔ­µç³ØµÄ·´Ó¦Í¨³£ÊÇ·ÅÈÈ·´Ó¦£¬ÏÂÁл¯Ñ§·´Ó¦ÔÚÀíÂÛÉÏ¿ÉÒÔÉè¼Æ³ÉÔ­µç³ØµÄÊÇ
C
C
£®
A£®C£¨s£©+H2O£¨g£©=CO£¨g£©+H2£¨g£©¡÷H£¾0
B£®NaOH£¨aq£©+HCl£¨aq£©=NaCl£¨aq£©+H2O£¨l£©¡÷H£¼0
C£®2H2£¨g£©+O2£¨g£©=2H2O£¨l£©¡÷H£¼0
£¨2£©ÒÔÁòËáÈÜҺΪµç½âÖÊÈÜÒº£¬ÒÀ¾ÝËùÑ¡·´Ó¦Éè¼ÆÒ»¸öÔ­µç³Ø£¬ÆäÕý¼«µÄµç¼«·´Ó¦Ê½Îª
O2+4H++4e-=2H2O
O2+4H++4e-=2H2O
£®
£¨3£©µç½âÔ­ÀíÔÚ»¯Ñ§¹¤ÒµÖÐÓÐ׏㷺µÄÓ¦Óã®ÏÖ½«ÄãÉè¼ÆµÄÔ­µç³Øͨ¹ýµ¼ÏßÓëÏÂͼÖеç½â³ØÏàÁ¬£¬ÆäÖУ¬aΪµç½âÒº£¬XºÍYÊÇÁ½¿éµç¼«°å£¬Ôò£º
¢ÙÈôXºÍY¾ùΪ¶èÐԵ缫£¬aΪCuSO4ÈÜÒº£¬ÔòÑô¼«µÄµç¼«·´Ó¦Ê½Îª
4OH--4e-=H2O+O2¡ü
4OH--4e-=H2O+O2¡ü
£¬µç½âʱµÄ»¯Ñ§·´Ó¦·½³ÌʽΪ
2CuSO4+2H2O
 Í¨µç 
.
 
2Cu+O2¡ü+2H2SO4
2CuSO4+2H2O
 Í¨µç 
.
 
2Cu+O2¡ü+2H2SO4
£®
ÈôÒ»¶Îʱ¼äºó£¬²âµÃijһ¼«ÔöÖØ25.6g£¬Òª½«´ËʱµÄÈÜҺǡºÃ»Ö¸´µ½µç½âÇ°µÄŨ¶ÈºÍpH£¬ÔòÐèÒªÏòËùµÃÈÜÒºÖмÓÈëµÄÎïÖÊΪ
CuO
CuO
£¬ÆäÎïÖʵÄÁ¿Îª
0.4mol
0.4mol
£®
¢ÚÈôX¡¢YÒÀ´ÎΪͭºÍÌú£¬aÈÔΪCuSO4ÈÜÒº£¬ÇÒ·´Ó¦¹ý³ÌÖÐδÉú³ÉFe3+£¬ÔòY¼«µÄµç¼«·´Ó¦Ê½Îª
Fe-2e-=Fe2+
Fe-2e-=Fe2+

¢ÛÈôÓôË×°Öõç½â¾«Á¶Í­£¬Ó¦Ñ¡ÓÃ
´ÖÍ­
´ÖÍ­
×öÑô¼«£¬µç½â¹ý³ÌÖÐCuSO4µÄŨ¶È½«
¼õС
¼õС
£¨Ìî¡°Ôö´ó¡±¡¢¡°¼õС¡±»ò¡°²»±ä¡±£©£®
¢ÜÈôÓôË×°ÖÃÔÚÌúÖÆÆ·É϶ÆÍ­£¬Ó¦Ñ¡ÓÃÌúÖÆÆ·×ö
Òõ¼«
Òõ¼«
£¬µç¶ÆÒºµÄŨ¶È½«
²»±ä
²»±ä
£¨Ìî¡°Ôö´ó¡±¡¢¡°¼õС¡±»ò¡°²»±ä¡±£©£®

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

¾«Ó¢¼Ò½ÌÍø