ÄÑÈÜÎïÖÊÔÚË®ÖдﵽÈܽâƽºâµÄÈܶȻý³£ÊýÓëË®µÄµçÀëƽºâ³£ÊýÏàËÆ¡£Ôò¹ØÓÚBaSO4Èܽâƽºâ£ºBaSO4£¨s£©Ba2+£¨aq£©+SO42-£¨aq£©µÄÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨   £©

       A£®ÈÜÒºµÄζÈÉý¸ß£¬BaSO4µÄÈܶȻý³£Êý²»±ä

       B£®ÔÚNa2SO4ÈÜÒºÖУ¬BaSO4µÄÈܽâ¶È²»±ä

       C£®ÔÚBaCl2ÈÜÒºÖУ¬BaSO4µÄÈܶȻý³£Êý±äС

       D£®¾«ÖÆNaClʱ£¬ÔÚÈÜÒºÖмÓÈëÉÔ¹ýÁ¿µÄBaCl2ÈÜÒºÊÇΪÁ˸üºÃµØ³ýÈ¥SO42-µÈÀë×Ó

 

D

½âÎö:ÈܶȻý³£ÊýÊÜζȵÄÓ°Ï죬ÓëÀë×ÓŨ¶ÈÎ޹أ¬ÔòA¡¢C´í£»ÔÚNa2SO4ÈÜÒºÖм°ÔÚBaCl2ÈÜÒºÖÐÈܽâƽºâ¾ùÏòÄæÏòÒƶ¯£¬ÔòB´íDÕýÈ·¡£

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2011-2012ѧÄê°²»ÕÊ¡¸ßÈýµÚÒ»´Îͳ¿¼Àí¿Æ×ÛºÏÊÔ¾í»¯Ñ§²¿·Ö£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÄÑÈÜÎïÖÊÔÚË®ÖдﵽÈܽâƽºâµÄÈܶȻý³£ÊýÓëË®µÄµçÀëƽºâ³£ÊýÏàËÆ¡£Ôò¹ØÓÚBaSO4Èܽâƽºâ£ºBaSO4£¨s£©Ba2+£¨aq£©+SO42-£¨aq£©µÄÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨    £©

       A£®ÈÜÒºµÄζÈÉý¸ß£¬BaSO4µÄÈܶȻý³£Êý²»±ä

       B£®ÔÚNa2SO4ÈÜÒºÖУ¬BaSO4µÄÈܽâ¶È²»±ä

       C£®ÔÚBaCl2ÈÜÒºÖУ¬BaSO4µÄÈܶȻý³£Êý±äС

       D£®¾«ÖÆNaClʱ£¬ÔÚÈÜÒºÖмÓÈëÉÔ¹ýÁ¿µÄBaCl2ÈÜÒºÊÇΪÁ˸üºÃµØ³ýÈ¥SO42-µÈÀë×Ó

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

Óû¯Ñ§·´Ó¦ËÙÂÊÓ뻯ѧƽºâ¼°Æ½ºâÒƶ¯µÄÔ­Àí¿ÉÒÔ·ÖÎöÖîÀàƽºâ£¬È磺

CH3COOHCH3COO£­+H+£¨µçÀëƽºâ£©

Ca(OH)2(s) Ca2£«+2OH£­£¨Èܽâƽºâ£©

*Fe3£«+SCN£­£ÛFe(SCN)£Ý2£«£¨ÂçºÏƽºâ£©µÈ

ÄÑÈÜÓÚË®µÄÑÎÔÚË®ÖдæÔÚÈܽâƽºâ£¬Æä±¥ºÍÈÜÒº£¨´ïµ½ÈܽâƽºâʱµÄÈÜÒº£©Öи÷Àë×ÓµÄŨ¶È×ñÑ­Ò»¶¨µÄ¶¨Á¿¹Øϵ¡£ÀýÈçAgClÔÚË®ÖдæÔÚƽºâ£ºAgClAg++Cl£­£¬ÔÚÒ»¶¨Î¶ÈÏ£¬±¥ºÍÈÜÒºÖÐAg+µÄÎïÖʵÄÁ¿Å¨¶ÈºÍCl£­µÄÎïÖʵÄÁ¿Å¨¶ÈµÄ³Ë»ýΪһ³£Êý£¬¿ÉÓÃKsp±íʾ£¬Ksp=c(Ag+)¡¤c(Cl£­)¡£ÒÑ֪̼Ëá¸ÆºÍÇâÑõ»¯¸ÆÔÚË®ÖдæÔÚÏÂÁÐÈܽâƽºâ£ºCa(OH)2(s)Ca2£«+2OH£­£¬CaCO3(s)Ca2£«+CO¡£ÔÚ»ðÁ¦·¢µç³§È¼ÉÕúµÄ·ÏÆøÖÐÍùÍùº¬ÓÐSO2¡¢O2¡¢N2¡¢CO2µÈ¡£ÎªÁ˳ýÈ¥Óк¦ÆøÌåSO2²¢±ä·ÏΪ±¦£¬³£³£Ó÷Ûĩ״µÄ̼Ëá¸Æ»òÊìʯ»ÒµÄÐü×ÇҺϴµÓ·ÏÆø£¬·´Ó¦²úÎïΪʯ¸à¡£

˼¿¼£º£¨1£©Ð´³öÉÏÊöÁ½¸ö·´Ó¦µÄ»¯Ñ§·½³Ìʽ¡£

£¨2£©ÊÔ˵Ã÷ÓÃÊìʯ»ÒµÄÐü×ÇÒº¶ø²»ÓóÎÇåʯ»ÒË®µÄÀíÓÉ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ

A.AgClË®ÈÜÒºµÄµ¼µçÐÔºÜÈõ£¬ËùÒÔAgClΪÈõµç½âÖÊ

B.ÈܶȻý·´Ó³ÁËÄÑÈܵç½âÖÊÔÚË®ÖеÄÈܽâÄÜÁ¦£¬ËùÒÔÈܶȻý´óµÄ»¯ºÏÎïÈܽâÄÜÁ¦¿Ï¶¨´ó

C.½«ÄÑÈܵç½âÖÊ·ÅÈë´¿Ë®ÖУ¬Èܽâ´ïƽºâʱ£¬µç½âÖÊÀë×ÓµÄŨ¶ÈµÄ³Ë»ý¾ÍÊǸÃÎïÖʵÄÈܶȻý

D.Ò»¶¨Î¶ÈÏ£¬Ïòº¬ÓÐAgCl¹ÌÌåµÄÈÜÒºÖмÓÈëÊÊÁ¿µÄˮʹAgClÈܽâÓִﵽƽºâʱ£¬AgClµÄÈܶȻý²»±ä£¬ÆäÈܽâ¶ÈÒ²²»±ä

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012½ì°²»ÕÊ¡ÖªÃûÊ¡¼¶Ê¾·¶¸ßÖиßÈýµÚÒ»´Îͳ¿¼Àí¿Æ×ÛºÏÊÔ¾í»¯Ñ§²¿·Ö£¨½âÎö°æ£© ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÄÑÈÜÎïÖÊÔÚË®ÖдﵽÈܽâƽºâµÄÈܶȻý³£ÊýÓëË®µÄµçÀëƽºâ³£ÊýÏàËÆ¡£Ôò¹ØÓÚBaSO4Èܽâƽºâ£ºµÄÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨   £©

A£®ÈÜÒºµÄζÈÉý¸ß£¬BaSO4µÄÈܶȻý³£Êý²»±ä
B£®ÔÚNa2SO4ÈÜÒºÖУ¬BaSO4µÄÈܽâ¶È²»±ä
C£®ÔÚBaCl2ÈÜÒºÖУ¬BaSO4µÄÈܶȻý³£Êý±äС
D£®¾«ÖÆNaClʱ£¬ÔÚÈÜÒºÖмÓÈëÉÔ¹ýÁ¿µÄBaCl2ÈÜÒºÊÇΪÁ˸üºÃµØ³ýÈ¥SO42-µÈÀë×Ó

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸