ÌâÄ¿ÄÚÈÝ

ʵÑéÊÒÀï³£ÓõĸÉÔï¼ÁÓУº¢ÙŨÁòËᣨ98%£©£¬¢ÚÎÞË®ÂÈ»¯¸Æ£¬¢Û±äÉ«¹è½º£Û¹è½ºµÄÖ÷Òª³É·ÖÊǶþÑõ»¯¹è£¬ÔÚÆäÖвôÈëÉÙÁ¿µÄÎÞË®ÂÈ»¯îÜ£¨CoCl2£©×÷ָʾ¼Á£¬ÎÞË®ÂÈ»¯îܳÊÀ¶É«£¬ÎüË®ºó±äΪCoCl2¡¤6H2O³Ê·ÛºìÉ«£Ý£¬¢ÜÎåÑõ»¯¶þÁ×£¬¢Ý¼îʯ»Ò£¨Ö÷Òª³É·ÖÊÇÇâÑõ»¯ÄÆ¡¢Ñõ»¯¸Æ£¬ÖÆ·¨ÊÇ£º°ÑÉúʯ»Ò¼Óµ½Å¨µÄÉÕ¼îÈÜÒºÖУ¬ÔÙ¼ÓÇ¿ÈÈÕô¸É£©µÈ¡£
£¨1£©Ð´³öÖÆÈ¡¸ÉÔï¼Á¼îʯ»Ò¹ý³ÌÖÐÓйط´Ó¦µÄ»¯Ñ§·½³Ìʽ£º__________________________________¡£
£¨2£©ÉÏÊöÎïÖÊÖУ¬ÊôÓÚ´¿¾»ÎïµÄÊÇ______¡£

A£®¢Ù¢Ú¢ÜB£®¢Ú¢Ü
C£®¢Ù¢Ú¢Ü¢ÝD£®È«²¿
£¨3£©ÉÏÊö¸ÉÔï¼ÁÖУ¬²»ÒËÓÃÓÚ¸ÉÔïÂÈ»¯ÇâÆøÌåµÄÊÇ______¡£
£¨4£©ÉÏÊö¢Ù¡«¢Ü£¬ÆäÖ÷Òª»¯Ñ§³É·ÖÒÀ´ÎÊôÓÚ______¡¢______¡¢______¡¢______ £¨Ìîд¸÷ÎïÖÊËùÊôµÄÀà±ð£©¡£

£¨1£©CaO£«H2O=Ca£¨OH£©2¡¢Ca£¨OH£©2CaO£«H2O
£¨2£©B  £¨3£©¢Ý £¨4£©Ëá ÑΠÑõ»¯Îï Ñõ»¯Îï

½âÎö

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

È¡ÉÙÁ¿Fe2O3·ÛÄ©(ºì×ØÉ«)¼ÓÈëÊÊÁ¿ÑÎËᣬ·¢Éú·´Ó¦µÄ»¯Ñ§·½³Ìʽ£º                                                  £¬
·´Ó¦ºóµÃµ½µÄÈÜÒº³Ê       É«¡£ÓôËÈÜÒº·Ö±ð×öÈçÏÂʵÑ飺
(1)È¡ÉÙÁ¿ÈÜÒºÖÃÓÚÊÔ¹ÜÖУ¬µÎÈ뼸µÎNaOHÈÜÒº£¬¿É¹Û²ìµ½ÓкìºÖÉ«³ÁµíÉú³É£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ                                   £¬´Ë·´Ó¦ÊôÓÚ       (Ìî·´Ó¦ÀàÐÍ)¡£
(2)ÔÚСÉÕ±­ÖмÓÈë20 mLÕôÁóË®£¬¼ÓÈÈÖÁ·ÐÌÚºó£¬Ïò·ÐË®ÖеÎÈ뼸µÎ±¥ºÍFeCl3ÈÜÒº£¬¼ÌÐøÖó·ÐÖÁÈÜÒº³Ê       É«£¬¼´ÖƵÃFe(OH)3½ºÌå¡£
(3)È¡ÁíһֻСÉÕ±­Ò²¼ÓÈë20 mLÕôÁóË®£¬ÏòÉÕ±­ÖмÓÈë1 mL FeCl3ÈÜÒº£¬Õñµ´¾ùÔȺ󣬽«´ËÉÕ±­(±àºÅ¼×)ÓëÊ¢ÓÐFe(OH)3½ºÌåµÄÉÕ±­(±àºÅÒÒ)Ò»Æð·ÅÖÃÓÚ°µ´¦£¬·Ö±ðÓü¤¹â±ÊÕÕÉäÉÕ±­ÖеÄÒºÌ壬¿ÉÒÔ¿´µ½       ÉÕ±­ÖеÄÒºÌå²úÉú¶¡´ï¶ûЧӦ¡£Õâ¸öʵÑé¿ÉÒÔÓÃÀ´Çø±ð                              ¡£
(4)ÓÃFe(OH)3½ºÌå½øÐÐÏÂÁÐʵÑ飺
¢Ù½«Æä×°ÈëUÐιÜÖУ¬ÓÃʯīµç¼«½ÓֱͨÁ÷µç£¬Í¨µçÒ»¶Îʱ¼äºó£¬·¢ÏÖÒõ¼«¸½½üµÄÑÕÉ«¼ÓÉÕâ˵Ã÷                                   £¬ÕâÖÖÏÖÏó³ÆΪ       ¡£
¢ÚÏòÆäÖмÓÈë±¥ºÍ(NH4)2SO4ÈÜÒº·¢ÉúµÄÏÖÏóÊÇ               £¬Ô­ÒòÊÇ                                   £¬
¢ÛÏòÆäÖеÎÈë¹ýÁ¿Ï¡ÁòËᣬÏÖÏóÊÇ                    £¬ÆäÔ­ÒòÊÇ                                               ¡£
¢ÜÌá´¿´Ë·Öɢϵ³£Óõķ½·¨ÊÇ                                     ¡£

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

¾«Ó¢¼Ò½ÌÍø