ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÊµÑéÊÒÀ´Ó·Ï¾ÉîÜËáï®Àë×Óµç³ØµÄÕý¼«²ÄÁÏ(ÔÚÂÁ²ÉÏÍ¿¸²»îÐÔÎïÖÊ LiCoO2)ÖУ¬»ØÊÕîÜ¡¢ï®µÄ²Ù×÷Á÷³ÌÈçͼËùʾ£º
»Ø´ðÏÂÁÐÎÊÌâ¡£
(1)²ð½â·Ï¾Éµç³Ø»ñÈ¡Õý¼«²ÄÁÏÇ°£¬ÏȽ«Æä½þÈë NaCl ÈÜÒºÖУ¬Ê¹µç³Ø¶Ì·¶ø·Åµç£¬´ËʱÈÜҺζÈÉý¸ß£¬¸Ã¹ý³ÌÖÐÄÜÁ¿µÄÖ÷Ҫת»¯·½Ê½Îª_____¡£
(2)¡°¼î½þ¡±¹ý³ÌÖвúÉúµÄÆøÌåÊÇ_____£»¡°¹ýÂË¡±ËùµÃÂËÒºÓÃÑÎËá´¦Àí¿ÉµÃµ½ÇâÑõ»¯ÂÁ£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ_________¡£
(3)¡°Ëá½þ¡±Ê±Ö÷Òª·´Ó¦µÄÀë×Ó·½³ÌʽΪ_____£»ÈôÁòËá¡¢Na2S2O3 ÈÜÒºÓÃÒ»¶¨Å¨¶ÈµÄÑÎËáÌæ´ú£¬Ò²¿ÉÒÔ´ïµ½¡°Ëá½þ¡±µÄÄ¿µÄ£¬µ«»á²úÉú_________(Ìѧʽ)ÎÛȾ»·¾³¡£
(4)¡°³ÁîÜ¡±Ê±£¬µ÷ pH ËùÓõÄÊÔ¼ÁÊÇ_____£»¡°³ÁîÜ¡±ºóÈÜÒºÖÐ c(Co2+)=_____¡£(ÒÑÖª£ºKsp[Co(OH)2]=1.09¡Ál0-15)
(5)¸ù¾ÝÈçͼÅжϣ¬¡°³Áﮡ±ÖлñµÃLi2CO3 ¹ÌÌåµÄ²Ù×÷Ö÷Òª°üÀ¨_______¡¢_______¡¢Ï´µÓ¡¢¸ÉÔïµÈ²½Öè¡£
¡¾´ð°¸¡¿»¯Ñ§ÄÜ¡úµçÄÜ¡úÈÈÄÜ H2 NaAlO2+HCl+H2O£½NaCl+Al(OH)3¡ý 8LiCoO2+S2O32-+22H+£½8Li++8Co2++2SO42-+11H2O Cl2 NaOH ÈÜÒº»òÇâÑõ»¯ÄƹÌÌå 1.09¡Ál0-6mol/L Õô·¢Å¨Ëõ ³ÃÈȹýÂË
¡¾½âÎö¡¿
ÓÉÁ÷³Ì¿ÉÖª£¬¼Ó¼î½þÅÝ£¬·¢Éú2Al+2OH-+2H2O£½2AlO2-+3H2¡ü£¬¹ÌÌå²ÐÔüΪLiCoO2£¬¼ÓËá·¢Éú8LiCoO2+S2O32-+22H+£½8Li++8Co2++2SO42-+11H2O£¬µ÷½ÚpH³ÁîÜÉú³ÉCo(OH)2£¬×îºóµ÷½ÚpH£¾12ʱ¼Ó¼ÓÈë̼ËáÄÆ£¬·¢ÉúµÄÀë×Ó·´Ó¦Îª2Li++CO32-£½Li2CO3¡ý£¬Ä¸Òºº¬ÁòËáÄÆ£¬ÒÔ´ËÀ´½â´ð¡£
£¨1£©²ð½â·Ï¾Éµç³Ø»ñÈ¡Õý¼«²ÄÁÏÇ°£¬ÏȽ«Æä½þÈëNaClÈÜÒºÖУ¬Ê¹µç³Ø¶Ì·¶ø·Åµç£¬ÎªÔµç³Ø£¬´ËʱÈÜҺζÈÉý¸ß£¬¿ÉÖª·ÅÈÈ£¬¸Ã¹ý³ÌÖÐÄÜÁ¿µÄÖ÷Ҫת»¯·½Ê½Îª»¯Ñ§ÄÜ¡úµçÄÜ¡úÈÈÄÜ£»
£¨2£©½áºÏÒÔÉÏ·ÖÎö¿ÉÖª£¬¡°¼î½þ¡±¹ý³ÌÖвúÉúµÄÆøÌåÊÇH2£»¡°¹ýÂË¡±ËùµÃÂËÒºÓÃÑÎËá´¦Àí¿ÉµÃµ½ÇâÑõ»¯ÂÁ£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪNaAlO2+HCl+H2O£½NaCl+Al(OH)3¡ý£»
£¨3£©¸ù¾ÝÁ÷³Ì¿ÉÖª£¬+3¼ÛµÄîܱ»»¹ÔΪ+2¼Û£¬×öÑõ»¯¼Á£¬¶øÁò´úÁòËá¸ùÀë×Ó×ö»¹Ô¼Á£¬±»Ñõ»¯ÎªÁòËá¸ùÀë×Ó£¬ËùÒÔ¡°Ëá½þ¡±Ê±Ö÷Òª·´Ó¦µÄÀë×Ó·½³ÌʽΪ8LiCoO2+S2O32-+22H+£½8Li++8Co2++2SO42-+11H2O£»ÈôÁòËá¡¢Na2S2O3ÈÜÒºÓÃÒ»¶¨Å¨¶ÈµÄÑÎËáÌæ´ú£¬Ò²¿ÉÒÔ´ïµ½¡°Ëá½þ¡±µÄÄ¿µÄ£¬µ«ÑÎËáÒ×±»Ñõ»¯ÎªÂÈÆø£¬»á·¢Éú2LiCoO2+8HCl£½2LiCl+2CoCl2+Cl2¡ü+4H2O·´Ó¦£¬²úÉúCl2ÎÛȾ»·¾³£»
£¨4£©ÓÉ×îÖÕ²úÎï¼°¼Ó¼îµ÷½ÚpHÁ÷³Ì¿ÉÖª£¬¡°³ÁîÜ¡±Ê±£¬¼ÈÄܴﵽĿµÄ£¬ÓÖ²»ÄÜÒýÈëÔÓÖÊ£¬µ÷pHËùÓõÄÊÔ¼ÁÊÇNaOH£¬¡°³ÁîÜ¡±ºóÈÜÒºÖÐc£¨Co2+£©=mol/L=1.09¡Ál0-6 mol/L£»
£¨5£©ÓÉͼ¿ÉÖª£¬Î¶ȸßʱ̼Ëá﮵ÄÈܽâ¶ÈС£¬Ôò¡°³Áﮡ±ÖлñµÃLi2CO3¹ÌÌåµÄ²Ù×÷Ö÷Òª°üÀ¨Õô·¢Å¨Ëõ¡¢³ÃÈȹýÂË¡¢Ï´µÓ¡¢¸ÉÔïµÈ²½Öè¡£
¡¾ÌâÄ¿¡¿ÓÃͼËùʾװÖüìÑéÒÒϩʱ²»ÐèÒª³ýÔÓµÄÊÇ
ÒÒÏ©µÄÖƱ¸ | ÊÔ¼ÁX | ÊÔ¼ÁY | |
A | CH3CH2BrÓëNaOHÒÒ´¼ÈÜÒº¹²ÈÈ | H2O | KMnO4ËáÐÔÈÜÒº |
B | CH3CH2BrÓëNaOHÒÒ´¼ÈÜÒº¹²ÈÈ | H2O | Br2µÄCCl4ÈÜÒº |
C | CH3CH2OHÓëŨH2SO4¹²ÈÈÖÁ170¡æ | NaOHÈÜÒº | KMnO4ËáÐÔÈÜÒº |
D | CH3CH2OHÓëŨH2SO4¹²ÈÈÖÁ170¡æ | NaOHÈÜÒº | Br2µÄCCl4ÈÜÒº |