£¨2012?ʯ¾°É½Çøһģ£©ÏÂÁи÷×éÀë×ÓÄÜ´óÁ¿¹²´æµÄÊÇ£¨¡¡¡¡£©
¢Ù¡°84¡±Ïû¶¾ÒºµÄË®ÈÜÒºÖУºFe2+¡¢Cl-¡¢Ca2+¡¢Na+
¢Ú¼ÓÈëKSCNÏÔºìÉ«µÄÈÜÒº£ºK+¡¢NH4+¡¢Cl-¡¢S2-
¢ÛÄܹ»Óë½ðÊôCu³£ÎÂÏ·´Ó¦·Å³öÆøÌåµÄÈÜÒº£»Fe3+¡¢Al3+¡¢SO42-¡¢K+
¢ÜpH=2µÄÈÜÒºÖУºNH4+¡¢Na+¡¢Cl-¡¢Cu2+
¢ÝÎÞÉ«ÈÜÒºÖУºK+¡¢CH3COO-¡¢HCO3-¡¢MnO4-£®
·ÖÎö£º¢Ù¡°84¡±Ïû¶¾ÒºµÄË®ÈÜÒºÖк¬ÓÐClO-£¬¾ßÓÐÇ¿Ñõ»¯ÐÔ£»
¢Ú¼ÓÈëKSCNÏÔºìÉ«µÄÈÜÒºÖк¬ÓÐFe3+£»
¢ÛÄܹ»Óë½ðÊôCu³£ÎÂÏ·´Ó¦·Å³öÆøÌåµÄÈÜÒº£¬¾ßÓÐÇ¿Ñõ»¯ÐÔ£»
¢ÜpH=2µÄÈÜÒº£¬ÎªËáÐÔÈÜÒº£»
¢ÝMnO4-ÔÚË®ÈÜÒºÖÐΪ×ÏÉ«£®
½â´ð£º½â£º¢Ù¡°84¡±Ïû¶¾ÒºµÄË®ÈÜÒºÖк¬ÓÐClO-£¬¾ßÓÐÇ¿Ñõ»¯ÐÔ£¬ÓëFe2+·¢ÉúÑõ»¯»¹Ô­·´Ó¦¶ø²»Äܹ²´æ£¬¹Ê¢Ù´íÎó£»
¢Ú¼ÓÈëKSCNÏÔºìÉ«µÄÈÜÒºÖк¬ÓÐFe3+£¬ÓëS2-Ï໥´Ù½øË®½â¶ø²»Äܹ²´æ£¬¹Ê¢Ú´íÎó£»
¢ÛÄܹ»Óë½ðÊôCu³£ÎÂÏ·´Ó¦·Å³öÆøÌåµÄÈÜÒº£¬¾ßÓÐÇ¿Ñõ»¯ÐÔ£¬µ«¸Ã×éÀë×ÓÖ®¼ä²»·´Ó¦£¬ÔòÄܹ»¹²´æ£¬¹Ê¢ÛÕýÈ·£»
¢ÜpH=2µÄÈÜÒº£¬ÎªËáÐÔÈÜÒº£¬¸Ã×éÀë×ÓÖ®¼ä²»·´Ó¦£¬ÔòÄܹ»¹²´æ£¬¹Ê¢ÜÕýÈ·£»
¢ÝMnO4-ÔÚË®ÈÜÒºÖÐΪ×ÏÉ«£¬ÓëÎÞÉ«ÈÜÒº²»·û£¬¹Ê¢Ý´íÎó£»
¹ÊÑ¡D£®
µãÆÀ£º±¾Ì⿼²éÀë×ӵĹ²´æ£¬Ã÷È·ÌâÄ¿ÖеÄÒþº¬ÐÅÏ¢¼°Àë×ÓÖ®¼äµÄ·´Ó¦Êǽâ´ð±¾ÌâµÄ¹Ø¼ü£¬ÌâÄ¿ÄѶȲ»´ó£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2012?ʯ¾°É½Çøһģ£©ÒÑÖª¶ÌÖÜÆÚÔªËصÄËÄÖÖÀë×Ó£ºaA2+¡¢bB+¡¢cC3-¡¢dD-¶¼¾ßÓÐÏàͬµÄµç×Ó²ã½á¹¹£¬ÔòÏÂÁÐÐðÊöÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2012?ʯ¾°É½Çøһģ£©ÈõËáËáʽÑεÄËá¸ùÀë×ÓµçÀëºÍË®½â²¢´æ£¬ÒÑÖªHSO3-µçÀë´óÓÚË®½â£®ÒÔNaHXO3±íʾNaHCO3ºÍNaHSO3£®¶ÔÓÚNaHCO3ºÍNaHSO3ÈÜÒº£¬ÏÂÁйØϵʽÖв»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2012?ʯ¾°É½Çøһģ£©¹ØÓÚÏÂÁÐËĸöͼÏóµÄ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2012?ʯ¾°É½Çøһģ£©¸ù¾ÝÏÂÁÐʵÑéÏÖÏó£¬ËùµÃ½áÂÛ²»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
ʵÑé ×°Öà ʵÑéÏÖÏó ½áÂÛ
A ×ó±ßÃÞÇò±äΪ³ÈÉ«£¬ÓÒ±ßÃÞÇò±äΪÀ¶É« Ñõ»¯ÐÔ£ºCl2£¾Br2£¾I2
B ×ó±ßÉÕ±­ÖÐÌú±íÃæÓÐÆøÅÝ£¬ÓÒ±ßÉÕ±­ÖÐÍ­±íÃæÓÐÆøÅÝ »î¶¯ÐÔ£ºAl£¾Fe£¾Cu
C °×É«¹ÌÌåÏȱäΪµ­»ÆÉ«£¬ºó±äΪºÚÉ«£¨Ag2S£© ÈܽâÐÔ£ºAgCl£¾AgBr£¾Ag2S
D ׶ÐÎÆ¿ÖÐÓÐÆøÌå²úÉú£¬ÉÕ±­ÖÐÒºÌå±ä»ë×Ç ËáÐÔ£ºHCl£¾H2CO3£¾H2SiO3

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸