·úºÍ·úÑÎÊÇ»¯¹¤Ô­ÁÏ¡£ÓÉÓÚ·úÆøÐÔÖÊ»îÆ㬺ÜÍí²ÅÖÆÈ¡³öÀ´¡£
(1)²»ÄÜͨ¹ýµç½â´¿¾»µÄҺ̬HF»ñµÃF2£¬ÆäÔ­ÒòÊÇ_________________£»µ«µç½âҺ̬KHF2ʱ£¬Á½¼«·Ö±ðµÃµ½F2ºÍH2£¬Ð´³öÑô¼«ÉÏHF2-·Åµç²úÉúÆøÌåµÄµç¼«·´Ó¦Ê½__________________
(2)ÀûÓû¯Ñ§·´Ó¦Ò²ÄÜÖÆÈ¡·ú¡£ÇëÅäƽÏÂÁл¯Ñ§·½³Ìʽ
 ¢Ù____K2MnF6+____SbF5¡úKSbF6+____MnF3+____F2¡ü£»
¢ÚÆäÖл¹Ô­²úÎïÊÇ__________
(3)ijζÈϲâµÃŨ¶È¾ùΪ0.10 mol/L µÄKFºÍHF»ìºÏÈÜÒºµÄpH=4£¬½üËƼÆËãHFµÄµçÀëƽºâ³£ÊýKa£¨Ð´³ö¼ÆËã¹ý³Ì£©¡£
(4)Ò»¶¨Å¨¶ÈµÄHFºÍAl2(SO4)3»ìºÏÒºÖУ¬ÂÁµÄ¸÷ÖÖ΢Á£º¬Á¿fËæpHµÄ·Ö²¼ÇúÏßÈçͼʾ¡£ÓÃNaOHʹ»ìºÏÒºµÄpH´Ó5µ÷Õûµ½7£¬Ð´³öÓйط´Ó¦µÄÀë×Ó·½³Ìʽ£º______________________
(1)·ú»¯ÇâÊǹ²¼Û»¯ºÏÎ´¿ÒºÌ¬Ê±²»µçÀ룬Òò¶ø²»µ¼µç£»HF2--2e-=F2¡ü+H+
(2)¢Ù2 4 4 2 1£»¢ÚMnF3
(3)½â£º
(4)AlF2++3OH-=Al(OH)3¡ý+2F-£»AlF3+ 3OH-=Al(OH)3¡ý+3F-
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2011?ÉîÛÚһģ£©·úºÍ·úÑÎÊÇ»¯¹¤Ô­ÁÏ£®ÓÉÓÚ·úÆøÐÔÖÊ»îÆ㬺ÜÍí²ÅÖÆÈ¡³öÀ´£®
£¨1£©²»ÄÜͨ¹ýµç½â´¿¾»µÄҺ̬HF»ñµÃF2£¬ÆäÔ­ÒòÊÇ
·ú»¯ÇâÊǹ²¼Û»¯ºÏÎ´¿ÒºÌ¬Ê±²»µçÀ룬Òò¶ø²»µ¼µç
·ú»¯ÇâÊǹ²¼Û»¯ºÏÎ´¿ÒºÌ¬Ê±²»µçÀ룬Òò¶ø²»µ¼µç
£»µ«µç½âҺ̬KHF2ʱ£¬Á½¼«·Ö±ðµÃµ½F2ºÍH2£¬Ð´³öÑô¼«ÉÏHF2-·Åµç²úÉúÆøÌåµÄµç¼«·´Ó¦Ê½
HF2--2e-=F2¡ü+H+
HF2--2e-=F2¡ü+H+
£®
£¨2£©ÀûÓû¯Ñ§·´Ó¦Ò²ÄÜÖÆÈ¡·ú£®ÇëÅäƽÏÂÁл¯Ñ§·½³Ìʽ£º
2
2
 K2MnF6+
4
4
SbF5--
4
4
KSbF6+
2
2
MnF3+
1
1
F2¡ü£»ÆäÖл¹Ô­²úÎïÊÇ
MnF3
MnF3
£®
£¨3£©Ä³Î¶ÈϲâµÃŨ¶È¾ùΪ0.10mol?L-1µÄKFºÍHF»ìºÏÈÜÒºµÄpH=4£¬½üËƼÆËãHFµÄµçÀëƽºâ³£ÊýK a£¨Ð´³ö¼ÆËã¹ý³Ì£©£®
£¨4£©Ò»¶¨Å¨¶ÈµÄHFºÍAl2£¨SO4£©3»ìºÏÒºÖУ¬ÂÁµÄ¸÷ÖÖ΢Á£º¬Á¿?ËæpHµÄ·Ö²¼ÇúÏßÈçͼʾ£®ÓÃNaOHʹ»ìºÏÒºµÄpH´Ó5µ÷Õûµ½7£¬Ð´³öÓйط´Ó¦µÄÀë×Ó·½³Ìʽ£º
AlF2++3OH-=Al£¨OH£©3¡ý+2F-¡¢AlF3+3OH-=Al£¨OH£©3¡ý+3F-
AlF2++3OH-=Al£¨OH£©3¡ý+2F-¡¢AlF3+3OH-=Al£¨OH£©3¡ý+3F-
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

·úºÍ·úÑÎÊÇ»¯¹¤Ô­ÁÏ¡£ÓÉÓÚ·úÆøÐÔÖÊ»îÆ㬺ÜÍí²ÅÖÆÈ¡³öÀ´¡£

£¨1£©²»ÄÜͨ¹ýµç½â´¿¾»µÄҺ̬HF»ñµÃF2£¬ÆäÔ­ÒòÊÇ_________£»µ«µç½âҺ̬KHF2ʱ£¬Á½¼«·Ö±ðµÃµ½F2ºÍH2£¬Ð´³öÑô¼«ÉÏHF2¡ª·Åµç²úÉúÆøÌåµÄµç¼«·´Ó¦Ê½______________¡££¨2£©ÀûÓû¯Ñ§·´Ó¦Ò²ÄÜÖÆÈ¡·ú¡£ÇëÅäƽÏÂÁл¯Ñ§·½³Ìʽ£º

____K2MnF6+____SbF5¡ª____KSbF6+____MnF3+____F2¡ü£»ÆäÖл¹Ô­²úÎïÊÇ________¡£

£¨3£©Ä³Î¶ÈϲâµÃŨ¶È¾ùΪ0.10mol/LµÄKFºÍHF»ìºÏÒºµÄpH=4£¬½üËƼÆËãHFµÄµçÀëƽºâ³£ÊýKa(д³ö¼ÆËã¹ý³Ì)¡£

£¨4£©Ò»¶¨Å¨¶ÈµÄHFºÍAl2(SO4)3»ìºÏÒºÖУ¬ÂÁµÄ¸÷ÖÖ΢Á£º¬Á¿fËæPHµÄ·Ö²¼ÇúÏßÈçͼʾ¡£ÓÃNaOHʹ»ìºÏÒºµÄpH´Ó5µ÷Õûµ½7£¬Ð´³öÓйط´Ó¦µÄÀë×Ó·½³Ìʽ£º_____________________________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

·úºÍ·úÑÎÊÇ»¯¹¤Ô­ÁÏ¡£ÓÉÓÚ·úÆøÐÔÖÊ»îÆ㬺ÜÍí²ÅÖÆÈ¡³öÀ´¡£

£¨1£©²»ÄÜͨ¹ýµç½â´¿¾»µÄҺ̬HF»ñµÃF2£¬ÆäÔ­ÒòÊÇ_________£»µ«µç½âҺ̬KHF2ʱ£¬Á½¼«·Ö±ðµÃµ½F2ºÍH2£¬Ð´³öÑô¼«ÉÏHF2¡ª·Åµç²úÉúÆøÌåµÄµç¼«·´Ó¦Ê½______________¡££¨2£©ÀûÓû¯Ñ§·´Ó¦Ò²ÄÜÖÆÈ¡·ú¡£ÇëÅäƽÏÂÁл¯Ñ§·½³Ìʽ£º

____K2MnF6+____SbF5¡ª____KSbF6+____MnF3+____F2¡ü£»ÆäÖл¹Ô­²úÎïÊÇ________¡£

£¨3£©Ä³Î¶ÈϲâµÃŨ¶È¾ùΪ0.10mol/LµÄKFºÍHF»ìºÏÒºµÄpH=4£¬½üËƼÆËãHFµÄµçÀëƽºâ³£ÊýKa(д³ö¼ÆËã¹ý³Ì)¡£

£¨4£©Ò»¶¨Å¨¶ÈµÄHFºÍAl2(SO4)3»ìºÏÒºÖУ¬ÂÁµÄ¸÷ÖÖ΢Á£º¬Á¿fËæPHµÄ·Ö²¼ÇúÏßÈçͼʾ¡£ÓÃNaOHʹ»ìºÏÒºµÄpH´Ó5µ÷Õûµ½7£¬Ð´³öÓйط´Ó¦µÄÀë×Ó·½³Ìʽ£º_____________________________¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012½ì½­ËÕÊ¡Æô¶«ÖÐѧ¸ßÈýÉÏѧÆÚÆÚÖп¼ÊÔ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÌî¿ÕÌâ

(14·Ö)·úºÍ·úÑÎÊÇ»¯¹¤Ô­ÁÏ¡£ÓÉÓÚ·úÆøÐÔÖÊ»îÆ㬺ÜÍí²ÅÖÆÈ¡³öÀ´¡£
£¨1£©²»ÄÜͨ¹ýµç½â´¿¾»µÄҺ̬HF»ñµÃF2£¬ÆäÔ­ÒòÊÇ                   £»µ«µç½âҺ̬KHF2ʱ£¬Á½¼«·Ö±ðµÃµ½F2ºÍH2£¬Ð´³öÑô¼«ÉÏHF2- ·Åµç²úÉúÆøÌåµÄµç¼«·´Ó¦Ê½        ¡£
£¨2£©ÀûÓÃK2MnF6ºÍSbF5ÔÚÒ»¶¨Ìõ¼þÏ·¢Éú·´Ó¦Ò²ÄÜÖÆÈ¡·ú£¬Í¬Ê±Éú³ÉKSbF6ºÍMnF3£¬»¯Ñ§·½³ÌʽΪ                                     £¬ÆäÖл¹Ô­²úÎïÊÇ      ¡£
£¨3£©ÒÑÖª·ú»¯ÇâÆøÌåÖдæÔÚÏÂÁÐƽºâ£ºH3F3 3HF ¡÷H£¾0,  H2F2 2HF ¡÷H£¾0¡£
¢ÙÈôÔÚ¶¨Î¶¨ÈÝÌõ¼þÏÂÔÙ³äÈëH3F3£¬ÔòH3F3ÓëHFµÄŨ¶È£¨mol£¯L£©±ÈÖµ     £¨Ìî¡°Ôö´ó¡±¡°¼õС¡±»ò¡°²»±ä¡±£¬ÏÂͬ£©£»
¢ÚÈôÔÚ¶¨Î¶¨ÈÝÌõ¼þÏÂÔÙ³äÈëHF£¬ÔòH3F3ÓëHF µÄŨ¶È£¨mol£¯L£©±ÈÖµ     ¡£
£¨4£©Ò»¶¨Å¨¶ÈµÄHFºÍAl2(SO4)3»ìºÏÒºÖУ¬ÂÁµÄ¸÷ÖÖ΢Á£º¬Á¿?ËæpHµÄ·Ö²¼ÇúÏßÈçͼʾ¡£ÓÃNaOHʹ»ìºÏÒºµÄpH´Ó5µ÷Õûµ½7£¬Ð´³öÓйط´Ó¦µÄÀë×Ó·½³ÌʽΪ
                                    ¡£
_

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2011-2012ѧÄê½­ËÕÊ¡¸ßÈýÉÏѧÆÚÆÚÖп¼ÊÔ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÌî¿ÕÌâ

(14·Ö)·úºÍ·úÑÎÊÇ»¯¹¤Ô­ÁÏ¡£ÓÉÓÚ·úÆøÐÔÖÊ»îÆ㬺ÜÍí²ÅÖÆÈ¡³öÀ´¡£

£¨1£©²»ÄÜͨ¹ýµç½â´¿¾»µÄҺ̬HF»ñµÃF2£¬ÆäÔ­ÒòÊÇ                    £»µ«µç½âҺ̬KHF2ʱ£¬Á½¼«·Ö±ðµÃµ½F2ºÍH2£¬Ð´³öÑô¼«ÉÏHF2- ·Åµç²úÉúÆøÌåµÄµç¼«·´Ó¦Ê½         ¡£

£¨2£©ÀûÓÃK2MnF6ºÍSbF5ÔÚÒ»¶¨Ìõ¼þÏ·¢Éú·´Ó¦Ò²ÄÜÖÆÈ¡·ú£¬Í¬Ê±Éú³ÉKSbF6 ºÍMnF3£¬»¯Ñ§·½³ÌʽΪ                                      £¬ÆäÖл¹Ô­²úÎïÊÇ       ¡£

£¨3£©ÒÑÖª·ú»¯ÇâÆøÌåÖдæÔÚÏÂÁÐƽºâ £ºH3F3  3HF ¡÷H £¾0,  H2F2  2HF ¡÷H £¾0¡£

¢ÙÈôÔÚ¶¨Î¶¨ÈÝÌõ¼þÏÂÔÙ³äÈëH3F3£¬ÔòH3F3ÓëHFµÄŨ¶È£¨mol£¯L£©±ÈÖµ      £¨Ìî¡°Ôö´ó¡±¡°¼õС¡±»ò¡°²»±ä¡±£¬ÏÂͬ£©£»

¢ÚÈôÔÚ¶¨Î¶¨ÈÝÌõ¼þÏÂÔÙ³äÈëHF£¬ÔòH3F3ÓëHF  µÄŨ¶È£¨mol£¯L£©±ÈÖµ      ¡£

£¨4£©Ò»¶¨Å¨¶ÈµÄHFºÍAl2(SO4)3»ìºÏÒºÖУ¬ÂÁµÄ ¸÷ÖÖ΢Á£º¬Á¿ƒËæpHµÄ·Ö²¼ÇúÏßÈçͼʾ¡£ÓÃNaOHʹ»ìºÏÒºµÄpH´Ó5µ÷Õûµ½7£¬Ð´³öÓйط´Ó¦µÄÀë×Ó·½³ÌʽΪ

                                     ¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸