£¨10·Ö£©

£¨1£©°ÑÒ»¿é´¿¾»µÄпƬ²åÈëÊ¢ÓÐÏ¡ÁòËáµÄÉÕ±­À¿É¹Û²ìµ½Ð¿Æ¬Öð½¥Èܽ⣬²¢ÓÐÆøÌå²úÉú£¬ÔÙƽÐеزåÈëÒ»¿éͭƬ£¨Èçͼ¼×Ëùʾ£©£¬¿É¹Û²ìµ½Í­Æ¬ÉÏ          £¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú£¬ÔÙÓõ¼Ïß°ÑпƬºÍͭƬÁ¬½ÓÆðÀ´£¨ÈçͼÒÒËùʾ£©£¬¿É¹Û²ìµ½Í­Æ¬ÉÏ         £¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú¡£

£¨2£©Óõ¼ÏßÁ¬½ÓÁéÃôµçÁ÷±íµÄÁ½¶Ëºó£¬ÔÙÓëÈÜÒºÖеÄпƬºÍͭƬÏàÁ¬£¨Èçͼ±ûËùʾ£©£¬¹Û²ìµ½ÁéÃôµçÁ÷±íµÄÖ¸Õë·¢ÉúÁËƫת£¬ËµÃ÷Á˵¼ÏßÖÐÓеçÁ÷ͨ¹ý¡£Í¼ÒÒ¡¢Í¼±ûÊÇÒ»¸ö½«      ÄÜת»¯Îª      ÄܵÄ×°Öã¬ÈËÃÇ°ÑËü½Ð×öÔ­µç³Ø¡£

£¨3£©´ÓÉÏÊöÏÖÏóÖпÉÒÔ¹éÄɳö¹¹³ÉÔ­µç³ØµÄһЩÌõ¼þÊÇ                           £»

Óйصĵ缫·´Ó¦Ê½£º

пƬ                          £»Í­Æ¬                           ¡£

 

£¨10·Ö£©

£¨1£©Ã»ÓУ¨1·Ö£©£¬ÓУ¨1·Ö£©£»

£¨2£©»¯Ñ§£¨1·Ö£©£¬µçÄÜ£¨1·Ö£©£¨3£©Á½µç¼«Òª²åÈëµç½âÖÊÈÜÒº£¬²¢Óõ¼ÏßÁ¬½ÓÐγɻØ·£¨2·Ö£¬Óë´ËÊÔÌâÇé¾°ÏàÓ¦ºÏÀí´ð°¸¾ù¸ø·Ö£©

Zn£­2e£­£½Zn2+£¨2·Ö£©£¬2H+ + 2e£­ =H2¡ü£¨2·Ö£©

½âÎö:

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨1£©°ÑÒ»¿é´¿¾»µÄпƬ²åÈë×°ÓÐÏ¡ÁòËáµÄÉÕ±­À¿É¹Û²ìµ½Ð¿Æ¬ÉÏÓÐÆøÅÝ£¬ÔÙƽÐвåÈëÒ»¿éͭƬ£¬¿É¹Û²ìµ½Í­Æ¬ÉÏ
ûÓÐ
ûÓÐ
£¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú£¬ÔÙÓõ¼Ïß°ÑпƬºÍͭƬÁ¬½ÓÆðÀ´£¬×é³ÉÒ»¸öÔ­µç³Ø£¬¸º¼«Îª
пƬ
пƬ
£¬Õý¼«µÄµç¼«·´Ó¦Ê½Îª
2H++2e-¨TH2¡ü
2H++2e-¨TH2¡ü
£®
£¨2£©Èç¹ûÉÕ±­ÖÐ×î³õ×°ÈëµÄÊÇ500mL 2mol?L-1µÄÏ¡ÁòËᣬ¹¹³Éͭпԭµç³Ø£¨¼ÙÉè²úÉúµÄÆøÌåûÓÐËðʧ£©£¬µ±ÔÚ±ê×¼×´¿öÏÂÊÕ¼¯µ½11.2LµÄÇâÆøʱ£¬Ôò´ËʱÉÕ±­ÄÚÈÜÒºÖÐÈÜÖʵÄÎïÖʵÄÁ¿Å¨¶ÈӦΪ£¨ÈÜÒºÌå»ý±ä»¯ºöÂÔ²»¼Æ£©
c£¨H2SO4£©=1mol?L-1£¬c£¨ZnSO4£©=1mol?L-1
c£¨H2SO4£©=1mol?L-1£¬c£¨ZnSO4£©=1mol?L-1
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¹Û²ìͼA£®B£®C£¬»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©°ÑÒ»¿é´¿¾»µÄпƬ²åÈë×°ÓÐÏ¡ÁòËáµÄÉÕ±­À¿É¹Û²ìµ½Ð¿Æ¬ÉÏÓÐÆøÅÝ£¬ÔÙƽÐвåÈëÒ»¿éͭƬ£¬¿É¹Û²ìµ½Í­Æ¬
ûÓÐ
ûÓÐ
£¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú£®ÔÙÓõ¼Ïß°ÑпƬºÍͭƬÁ¬½ÓÆðÀ´£¨¼ûͼA£©£¬×é³ÉÒ»¸öÔ­µç³Ø£¬Õý¼«µÄµç¼«·´Ó¦Ê½Îª
2H++2e-=H2¡ü
2H++2e-=H2¡ü
£®
£¨2£©Èç¹ûÉÕ±­ÖÐ×î³õ×°ÈëµÄÊÇ2mol/L 500mLµÄÏ¡ÁòËáÈÜÒº£¬¹¹³Éͭпԭµç³Ø£¨¼ûͼB£¬¼ÙÉè²úÉúµÄÆøÌåûÓÐËðʧ£¬Ð¿Ê§È¥µÄµç×ÓÍêÈ«Ñص¼Ïßµ½Í­µç¼«£©£¬µ±ÔÚ±ê×¼×´¿öÏÂÊÕ¼¯µ½11.2LµÄÇâÆøʱ£¬Ôò´ËʱÉÕ±­ÄÚÈÜÒºÖÐÈÜÖʵÄÎïÖʵÄÁ¿Å¨¶È·Ö±ðΪ£¨ÈÜÒºÌå»ý±ä»¯ºöÂÔ²»¼Æ£©
c£¨H2SO4£©=1mol/L
c£¨H2SO4£©=1mol/L
£®
c£¨ZnSO4£©=1mol/L
c£¨ZnSO4£©=1mol/L
£®
£¨3£©Èç¹ûµç¼«²ÄÁÏ·Ö±ðÊÇÌúƬºÍʯī²¢½øÐÐÁ¬½Ó£¬²åÈëÂÈ»¯ÄÆÈÜÒºÖУ¨¼ûͼC£©£¬·ÅÖÃÊýÌìºó£¬Ð´³öÕý¼«µÄµç¼«·´Ó¦Ê½
O2+2H2O+4e-=4OH-
O2+2H2O+4e-=4OH-
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨1£©°ÑÒ»¿é´¿¾»µÄпƬ²åÈëÊ¢ÓÐÏ¡ÁòËáµÄÉÕ±­À¿É¹Û²ìµ½Ð¿Æ¬Öð½¥Èܽ⣬²¢ÓÐÆøÌå²úÉú£¬ÔÙƽÐеزåÈëÒ»¿éͭƬ£¨Èçͼ¼×Ëùʾ£©£¬¿É¹Û²ìµ½Í­Æ¬ÉÏ
ûÓÐ
ûÓÐ
£¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú£¬ÔÙÓõ¼Ïß°ÑпƬºÍͭƬÁ¬½ÓÆðÀ´£¨ÈçͼÒÒËùʾ£©£¬¿É¹Û²ìµ½Í­Æ¬ÉÏ
ÓÐ
ÓÐ
£¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú£®

£¨2£©Óõ¼ÏßÁ¬½ÓÁéÃôµçÁ÷±íµÄÁ½¶Ëºó£¬ÔÙÓëÈÜÒºÖеÄпƬºÍͭƬÏàÁ¬£¨Èçͼ±ûËùʾ£©£¬¹Û²ìµ½ÁéÃôµçÁ÷±íµÄÖ¸Õë·¢ÉúÁËƫת£¬ËµÃ÷Á˵¼ÏßÖÐÓеçÁ÷ͨ¹ý£®Í¼ÒÒ¡¢Í¼±ûÊÇÒ»¸ö½«
»¯Ñ§
»¯Ñ§
ÄÜת»¯Îª
µç
µç
ÄܵÄ×°Öã¬ÈËÃÇ°ÑËü½Ð×öÔ­µç³Ø£®
£¨3£©´ÓÉÏÊöÏÖÏóÖпÉÒÔ¹éÄɳö¹¹³ÉÔ­µç³ØµÄһЩÌõ¼þÊÇ
Á½µç¼«Òª²åÈëµç½âÖÊÈÜÒº£¬²¢Óõ¼ÏßÁ¬½ÓÐγɻØ·
Á½µç¼«Òª²åÈëµç½âÖÊÈÜÒº£¬²¢Óõ¼ÏßÁ¬½ÓÐγɻØ·
£¬Óйصĵ缫·´Ó¦Ê½£ºÐ¿Æ¬
Zn-2e-=Zn2+
Zn-2e-=Zn2+
£»Í­Æ¬
2H++2e-=H2¡ü
2H++2e-=H2¡ü
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2010-2011ѧÄêºÓ±±Ê¡ºªµ¦ÊиßÒ»ÏÂѧÆÚÆÚÄ©¿¼ÊÔ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÌî¿ÕÌâ

£¨10·Ö£©
£¨1£©°ÑÒ»¿é´¿¾»µÄпƬ²åÈëÊ¢ÓÐÏ¡ÁòËáµÄÉÕ±­À¿É¹Û²ìµ½Ð¿Æ¬Öð½¥Èܽ⣬²¢ÓÐÆøÌå²úÉú£¬ÔÙƽÐеزåÈëÒ»¿éͭƬ£¨Èçͼ¼×Ëùʾ£©£¬¿É¹Û²ìµ½Í­Æ¬ÉÏ          £¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú£¬ÔÙÓõ¼Ïß°ÑпƬºÍͭƬÁ¬½ÓÆðÀ´£¨ÈçͼÒÒËùʾ£©£¬¿É¹Û²ìµ½Í­Æ¬ÉÏ         £¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú¡£

£¨2£©Óõ¼ÏßÁ¬½ÓÁéÃôµçÁ÷±íµÄÁ½¶Ëºó£¬ÔÙÓëÈÜÒºÖеÄпƬºÍͭƬÏàÁ¬£¨Èçͼ±ûËùʾ£©£¬¹Û²ìµ½ÁéÃôµçÁ÷±íµÄÖ¸Õë·¢ÉúÁËƫת£¬ËµÃ÷Á˵¼ÏßÖÐÓеçÁ÷ͨ¹ý¡£Í¼ÒÒ¡¢Í¼±ûÊÇÒ»¸ö½«     ÄÜת»¯Îª     ÄܵÄ×°Öã¬ÈËÃÇ°ÑËü½Ð×öÔ­µç³Ø¡£
£¨3£©´ÓÉÏÊöÏÖÏóÖпÉÒÔ¹éÄɳö¹¹³ÉÔ­µç³ØµÄһЩÌõ¼þÊÇ                                   £¬Óйصĵ缫·´Ó¦Ê½£ºÐ¿Æ¬                          £»Í­Æ¬                           ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013½ìºÓ±±Ê¡ºªµ¦ÊиßÒ»ÏÂѧÆÚÆÚÄ©¿¼ÊÔ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÌî¿ÕÌâ

£¨10·Ö£©

£¨1£©°ÑÒ»¿é´¿¾»µÄпƬ²åÈëÊ¢ÓÐÏ¡ÁòËáµÄÉÕ±­À¿É¹Û²ìµ½Ð¿Æ¬Öð½¥Èܽ⣬²¢ÓÐÆøÌå²úÉú£¬ÔÙƽÐеزåÈëÒ»¿éͭƬ£¨Èçͼ¼×Ëùʾ£©£¬¿É¹Û²ìµ½Í­Æ¬ÉÏ           £¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú£¬ÔÙÓõ¼Ïß°ÑпƬºÍͭƬÁ¬½ÓÆðÀ´£¨ÈçͼÒÒËùʾ£©£¬¿É¹Û²ìµ½Í­Æ¬ÉÏ          £¨Ìî¡°ÓС±»ò¡°Ã»ÓС±£©ÆøÅݲúÉú¡£

£¨2£©Óõ¼ÏßÁ¬½ÓÁéÃôµçÁ÷±íµÄÁ½¶Ëºó£¬ÔÙÓëÈÜÒºÖеÄпƬºÍͭƬÏàÁ¬£¨Èçͼ±ûËùʾ£©£¬¹Û²ìµ½ÁéÃôµçÁ÷±íµÄÖ¸Õë·¢ÉúÁËƫת£¬ËµÃ÷Á˵¼ÏßÖÐÓеçÁ÷ͨ¹ý¡£Í¼ÒÒ¡¢Í¼±ûÊÇÒ»¸ö½«      ÄÜת»¯Îª      ÄܵÄ×°Öã¬ÈËÃÇ°ÑËü½Ð×öÔ­µç³Ø¡£

£¨3£©´ÓÉÏÊöÏÖÏóÖпÉÒÔ¹éÄɳö¹¹³ÉÔ­µç³ØµÄһЩÌõ¼þÊÇ                                    £¬Óйصĵ缫·´Ó¦Ê½£ºÐ¿Æ¬                           £»Í­Æ¬                            ¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸