ÏÂÁи÷×éÀë×ÓÔÚÖ¸¶¨Ìõ¼þÏ£¬ÄÜ´óÁ¿¹²´æµÄÊÇ
[     ]
¢ÙÔÚº¬´óÁ¿Fe3£«µÄÈÜÒºÖУºNH4+¡¢Na£«¡¢Cl£­¡¢SCN£­
¢ÚʹpHÊÔÖ½±äÉîÀ¶µÄÈÜÒºÖУºK£«¡¢CO32- ¡¢Na£«¡¢AlO2£­
¢ÛË®µçÀëµÄc(H£«)=10£­13 mol/LµÄÈÜÒºÖУºClO£­¡¢CO32- ¡¢NO3£­¡¢NH4+¡¢SO32-   
¢ÜÔÚ¼ÓÈëÂÁ·ÛÄܲúÉúH2µÄÈÜÒºÖУºNH4+¡¢Fe2£«¡¢SO42-¡¢NO3£­  
¢Ýʹ¼×»ù³È±äºìµÄÈÜÒºÖУºMnO4£­¡¢NO3£­¡¢SO42- ¡¢Na£«¡¢Fe3£«
¢ÞÄÜʹµâ»¯¼Øµí·ÛÊÔÖ½±äÀ¶µÄÈÜÒºÖУºNa£«¡¢NH4+¡¢S2£­¡¢Br£­
A£®¢Ù¢Û¡¡¡¡    
B£®¢Ú¢Ý      
C£®¢Ù¢Ú¢Ý¡¡¡¡    
D£®¢Û¢Þ
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂÁи÷×éÀë×ÓÔÚÖ¸¶¨Ìõ¼þÏ£¬Ò»¶¨ÄÜ´óÁ¿¹²´æµÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013½ìɽÎ÷Ê¡ÐÃÖÝʵÑéÖÐѧ¸ßÈýµÚÒ»´ÎÄ£Ä⿼ÊÔ»¯Ñ§ÊÔ¾í£¨´ø½âÎö£© ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁи÷×éÀë×ÓÔÚÖ¸¶¨Ìõ¼þÏ£¬Ò»¶¨ÄÜ´óÁ¿¹²´æµÄÊÇ(   )

A£®pHΪ1µÄÎÞÉ«ÈÜÒº£ºK+¡¢Fe2+¡¢SO32£­¡¢Cl£­
B£®ÄÜʹµâ»¯¼Øµí·ÛÊÔÖ½±äÀ¶µÄÈÜÒº£ºNa+¡¢NH4+¡¢S2£­¡¢Br£­
C£®Ë®µçÀë³öµÄc(H+)£½10-12mol/LµÄÈÜÒº£ºBa2+¡¢Na+¡¢NO3£­¡¢Cl£­
D£®¼ÓÈëÂÁÌõÓÐÇâÆø·Å³öµÄÈÜÒº£ºNa+¡¢NH4+¡¢HCO3£­¡¢SO42£­

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013-2014ѧÄêÁÉÄþÊ¡ÎåУЭ×÷Ìå¸ßÈýÉÏѧÆÚÆÚÖп¼ÊÔ»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁи÷×éÀë×ÓÔÚÖ¸¶¨Ìõ¼þÏ£¬Ò»¶¨ÄÜ´óÁ¿¹²´æµÄÊÇ

A£®pHΪ1µÄÎÞÉ«ÈÜÒº£ºK+¡¢Fe2+¡¢SO32£­¡¢Cl£­

B£®ÄÜʹµâ»¯¼Øµí·ÛÊÔÖ½±äÀ¶µÄÈÜÒº£ºNa+¡¢NH4+¡¢S2£­¡¢Br£­

C£®Ë®µçÀë³öµÄc(H+)£½10-12mol/LµÄÈÜÒº£ºBa2+¡¢Na+¡¢NO3£­¡¢Cl£­

D£®¼ÓÈëÂÁÌõÓÐÇâÆø·Å³öµÄÈÜÒº£ºNa+¡¢NH4+¡¢HCO3£­¡¢SO42£­

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2014½ì½­ËÕÊ¡¸ß¶þÏÂѧÆÚÆÚÖп¼ÊÔ»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁи÷×éÀë×ÓÔÚÖ¸¶¨Ìõ¼þÏ£¬Ò»¶¨ÄÜ´óÁ¿¹²´æµÄÊÇ                    

A£®pHΪ1µÄÎÞÉ«ÈÜÒº£ºK+¡¢Fe2+¡¢SO32-¡¢Cl-

B£®ÄÜʹµâ»¯¼Øµí·ÛÊÔÖ½±äÀ¶µÄÈÜÒº£ºNa+¡¢NH4+¡¢S2-¡¢Br-

C£®Ë®µçÀë³öµÄc(H+)£½10-12mol/LµÄÈÜÒº£ºBa2+¡¢Na+¡¢NO3-¡¢Cl-

D£®¼ÓÈëÂÁÌõÓÐÇâÆø·Å³öµÄÈÜÒº£ºNa+¡¢NH4+¡¢HCO3-¡¢SO42-

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012-2013ѧÄêɽÎ÷Ê¡¸ßÈýµÚÒ»´ÎÄ£Ä⿼ÊÔ»¯Ñ§ÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁи÷×éÀë×ÓÔÚÖ¸¶¨Ìõ¼þÏ£¬Ò»¶¨ÄÜ´óÁ¿¹²´æµÄÊÇ(   )

A£®pHΪ1µÄÎÞÉ«ÈÜÒº£ºK+¡¢Fe2+¡¢SO32£­¡¢Cl£­

B£®ÄÜʹµâ»¯¼Øµí·ÛÊÔÖ½±äÀ¶µÄÈÜÒº£ºNa+¡¢NH4+¡¢S2£­¡¢Br£­

C£®Ë®µçÀë³öµÄc(H+)£½10-12mol/LµÄÈÜÒº£ºBa2+¡¢Na+¡¢NO3£­¡¢Cl£­

D£®¼ÓÈëÂÁÌõÓÐÇâÆø·Å³öµÄÈÜÒº£ºNa+¡¢NH4+¡¢HCO3£­¡¢SO42£­

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸