ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÎÒ¹ú¹ã·º²ÉÓý«¸ÉÔï¿ÕÆøÏ¡Ê͵ÄÂÈÆøͨÈëÌîÓйÌÌåÑÇÂÈËáÄÆ(NaClO2)µÄÖùÄÚÖƵÃClO2£¬ÓÃÆäÈ¡´úÂÈÆø¶Ô×ÔÀ´Ë®Ïû¶¾£¬´Ó¶ø½µµÍ×ÔÀ´Ë®ÖеÄÂȲÐÁô¶ÔÈËÌ彡¿µµÄÓ°Ïì¡£
(1)ÔÚClO2·Ö×ÓÖÐÂÈÔªËصĻ¯ºÏ¼ÛÊÇ______________¡£
(2)±íʾÕâÒ»·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ________________________________£¬ºÍÅ·Ö޵ķ½·¨Ïà±È£¬ÎÒ¹úÕâÒ»·½·¨µÄÖ÷ÒªÓŵãÊÇÉú²ú³öµÄClO2Öв»º¬Cl2ÔÓÖÊ¡£
(3)ÔÚËáÐÔÈÜÒºÖУ¬ÓòÝËáÄÆ(Na2C2O4)»¹ÔNaClO3Ò²¿ÉÖƵÃClO2£¬±íʾÕâÒ»·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ________________________________£¬´Ë·¨µÄÓŵãÊÇClO2¿É±»CO2Ï¡ÊÍ(Na2C2O4µÄÑõ»¯²úÎïÊÇCO2)¡£
(4)¸ù¾ÝÉÏÊöÔÀí£¬±±¾©ÂÌÏÈ·æ»·±£¿Æ¼¼ÓÐÏÞÔðÈι«Ë¾Éú²úµÄ¡°ÂÌÏÈ·æÏû¶¾¼Á¡±ÊÇÓÉÁ½×é¹ÌÌåÊÔ¼Á×é³ÉµÄ¡£ÆäʹÓ÷½·¨¼ûÏÂͼ£º
СƿÄÚÊ¢µÄ°×É«¹ÌÌåÊÇ________________£¬Æ¿µ¨ÄÚÊ¢µÄ°×É«¹ÌÌåÊÇ______________¡£
¡¾´ð°¸¡¿£«4 2NaClO2+Cl2=2ClO2+2NaCl Na2C2O4+2NaClO3=2Na2CO3+2ClO2 ²ÝËáÄÆ ÂÈËáÄÆ
¡¾½âÎö¡¿
(1)»¯ºÏÎïÖÐÕý¸º»¯ºÏ¼ÛµÄ´úÊýºÍΪ0£¬ClO2ÖÐOΪ-2¼Û£»
(2)ÓÉÐÅÏ¢¿ÉÖª£¬ÂÈÆøÓëNaClO2·´Ó¦Éú³ÉClO2£»
(3)²ÝËáÄÆ(Na2C2O4)»¹ÔNaClO3Ò²¿ÉÖƵÃClO2£¬Na2C2O4µÄÑõ»¯²úÎïÊÇNa2CO3£¬½áºÏµç×Ó¡¢Ô×ÓÊغã·ÖÎö£»
(4)´ÓÉÏÎÄÐÅÏ¢¿ÉÖªÁ½ÖÖ¹ÌÌåÖƱ¸ClO2µÄÊDzÝËáÄÆÓëÂÈËáÄÆ£¬¸ù¾ÝÂÈËáÄƾßÓÐÇ¿µÄÑõ»¯ÐÔ·ÖÎöÅжÏÎïÖʵĴæ·Å¡£
(1)¸ù¾ÝOÔªËØ»¯ºÏ¼ÛΪ£2£¬µÃÂÈÔªËصĻ¯ºÏ¼ÛΪ£«4¡£
(2)¸ù¾ÝÐÅÏ¢Öª·´Ó¦ÎïΪÂÈÆøºÍÑÇÂÈËáÄÆ£¬Éú³ÉÎï֮һΪ¶þÑõ»¯ÂÈ£¬½áºÏÖÊÁ¿Êغ㶨ÂɿɵÃÁíÒ»Éú³ÉΪÂÈ»¯ÄÆ£¬·´Ó¦·½³ÌʽΪ£º2NaClO2+Cl2=2ClO2+2NaCl£»
(3)²ÝËáÄÆ(Na2C2O4)ÓëNaClO3·´Ó¦£¬ÂÈËáÄƱ»»¹ÔµÃµ½µÄClO2£¬²ÝËáÄƱ»Ñõ»¯ÎªNa2CO3£¬·´Ó¦·½³ÌʽΪ£ºNa2C2O4+2NaClO3=2Na2CO3+2ClO2£»
(4)¸ù¾ÝÉÏÊöÐÅÏ¢¿ÉÖªÁ½ÖÖ¹ÌÌåÊDzÝËáÄÆÓëÂÈËáÄÆ£¬ÓÉÓÚÂÈËáÄƾßÓÐÇ¿µÄÑõ»¯ÐÔ£¬»á¸¯Ê´¸ÖͲ£¬Òò´ËСƿÄÚÊ¢µÄ°×É«¹ÌÌåÊDzÝËáÄÆ£¬Æ¿µ¨ÄÚÊ¢µÄ°×É«¹ÌÌåÊÇÂÈËáÄÆ¡£
![](http://thumb2018.1010pic.com/images/loading.gif)