ÌâÄ¿ÄÚÈÝ

£¨2010?Ì©ÖÝÈýÄ££©Ä³¿ÆÑÐС×éÉè¼Æ³öÀûÓù¤Òµ·ÏËᣨ10%H2SO4£©À´¶Ñ½þij·ÏÆúµÄÑõ»¯Í­Ð¿¿óµÄ·½°¸£¬ÊµÏÖ·ÏÎï×ÛºÏÀûÓ㬷½°¸ÈçͼËùʾ£®

ÒÑÖª£º¸÷Àë×Ó¿ªÊ¼³Áµí¼°ÍêÈ«³ÁµíʱµÄpHÈç±íËùʾ£®
Àë×Ó ¿ªÊ¼³ÁµíʱµÄpH ÍêÈ«³ÁµíʱµÄpH
Fe2+ 6.34 9.7
Fe3+ 1.48 3.2
Zn2+ 6.2 8.0
Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©Ñõ»¯Í­Ð¿¿óÖк¬ÓÐÉÙÁ¿µÄCuSºÍZnS£¬ÔÚH2SO4µÄ×÷ÓÃÏÂZnS¿ÉÒÔÈܽâ¶øCuS²»ÈÜ£¬ÔòÏàͬζÈÏ£ºKsp£¨CuS£©
£¼
£¼
 Ksp£¨ZnS£©£¨Ñ¡Ìî¡°£¾¡±¡°£¼¡±»ò¡°=¡±£©£®
£¨2£©ÎïÖÊA¿ÉʹÓÃÏÂÁÐÎïÖÊÖеÄ
BC
BC
£®
A£®KMnO4     B£®O2      C£®H2O2      D£®Cl2
£¨3£©³ýÌú¹ý³ÌÖмÓÈ백ˮµÄÄ¿µÄÊǵ÷½ÚÈÜÒºµÄpH£¬pHÓ¦¿ØÖÆÔÚ
3.2¡«6.2
3.2¡«6.2
·¶Î§Ö®¼ä£®
£¨4£©ÎïÖÊB¿ÉÖ±½ÓÓÃ×÷µª·Ê£¬ÔòBµÄ»¯Ñ§Ê½ÊÇ
£¨NH4£©2SO4
£¨NH4£©2SO4
£®
·ÖÎö£º£¨1£©ÏàͬÌõ¼þÏ£¬Èܽâ¶È´óµÄÎïÖÊÏÈÈܽ⣻
£¨2£©¿¼ÂdzýÔÓ¹ý³Ì²»ÒýÈëеÄÔÓÖÊ£»
£¨3£©PHµÄ·¶Î§Ó¦ÊÇʹÌú³ÁµíÍêÈ«¶øп²»³Áµí£»
£¨4£©½áºÏÌâ¸øÐÅÏ¢ÀûÓù¤Òµ·ÏËáºÍµª·Ê¿¼ÂÇ£®
½â´ð£º½â£º£¨1£©ÏàͬÌõ¼þÏ£¬Èܽâ¶È´óµÄÎïÖÊÏÈÈܽ⣬ÒòÔÚH2SO4µÄ×÷ÓÃÏÂZnS¿ÉÒÔÈܽâ¶øCuS²»ÈÜ£¬ÔòÏàͬζÈÏ£ºKsp£¨CuS£©£¼Ksp£¨ZnS£©£¬¹Ê´ð°¸Îª£º£¼£»
£¨2£©³ýÌú¹ý³ÌÖмÓÈëAºÍ°±Ë®£¬Ê¹ÑÇÌúÀë×Ó±ä³ÉÇâÑõ»¯Ìú³Áµí£¬¹ÊAӦΪÑõ»¯¼Á£¬¿¼ÂDz»ÒýÈëеÄÔÓÖÊ£¬Ó¦Ñ¡BC£¬¹Ê´ð°¸Îª£ºBC£»
£¨3£©´Óͼ±íÊý¾Ý¿ÉÖª£¬ÌúÀë×Ó³ÁµíÍêÈ«µÄPHΪ3.2£¬Ð¿Àë×Ó¿ªÊ¼³ÁµíµÄPHΪ6.2£®¹Ê³ýÌúPH·¶Î§Îª£º3.2¡«6.2£¬¹Ê´ð°¸Îª£º3.2¡«6.2£»
£¨4£©ÒòËùÓ÷ÏËáΪÁòËᣬBÓÖ¿É×÷µª·Ê£¬ËùÒÔBΪ£¨NH4£©2SO4£»¹Ê´ð°¸Îª£º£¨NH4£©2SO4£®
µãÆÀ£º±¾ÌâÊôÓÚ¹¤ÒÕÁ÷³Ìͼ·½ÃæÌâÄ¿£¬Òª¸ãÇåʵÑéÄ¿µÄºÍÌâ¸øÐÅÏ¢£¬½áºÏÁ÷³ÌºÍÌâÄ¿ÉèÎÊÕýÈ·½âÌ⣬±¾ÌâÄѶÈÖеȣ®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø