½ñÓÐÒ»»ìºÏÎïµÄË®ÈÜÒº£¬Ö»¿ÉÄܺ¬ÓÐÒÔÏÂÀë×ÓÖеÄÈô¸ÉÖÖ£ºNa£«¡¢NH4£«¡¢Ba2£«¡¢Cl£­¡¢CO32£­¡¢
SO42£­¡£ÏÖÈ¡Á½·Ý200mLÈÜÒº½øÐÐÈçÏÂʵÑ飺
¢Ù µÚÒ»·Ý¼Ó×ãÁ¿NaOHÈÜÒº£¬¼ÓÈÈ£¬ÊÕ¼¯µ½ÆøÌå0.68 g£»
¢Ú µÚ¶þ·Ý¼Ó×ãÁ¿BaCl2ÈÜÒººó£¬µÃ¸ÉÔï³Áµí6.27 g£¬¾­×ãÁ¿ÑÎËáÏ´µÓ¡¢¸ÉÔïºó£¬³ÁµíÖÊÁ¿Îª2.33 g¡£
¸ù¾ÝÉÏÊöʵÑ飬ÒÔÏÂÍƲâÕýÈ·µÄÊÇ
[     ]
A£®Ba2£«Ò»¶¨²»´æÔÚ£¬NH4£«Ò»¶¨´æÔÚ
B£®CO32£­Ò»¶¨´æÔÚ
C£®Na£«Ò»¶¨²»´æÔÚ
D£®Cl£­Ò»¶¨²»´æÔÚ
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

14¡¢½ñÓÐÒ»»ìºÏÎïµÄË®ÈÜÒº£¬Ö»¿ÉÄܺ¬ÓÐÒÔÏÂÀë×ÓÖеÄÈô¸ÉÖÖ£ºNa+¡¢NH4+¡¢Ba2+¡¢Cl-¡¢CO32-¡¢SO42-£®ÏÖÈ¡Á½·Ý200mLÈÜÒº½øÐÐÈçÏÂʵÑ飺¢ÙµÚÒ»·Ý¼Ó×ãÁ¿NaOHÈÜÒº£¬¼ÓÈÈ£¬ÊÕ¼¯µ½ÆøÌå0.68g£»¢ÚµÚ¶þ·Ý¼Ó×ãÁ¿BaCl2ÈÜÒººó£¬µÃ¸ÉÔï³Áµí6.27g£¬¾­×ãÁ¿ÑÎËáÏ´µÓ¡¢¸ÉÔïºó£¬³ÁµíÖÊÁ¿Îª2.33g£®¸ù¾ÝÉÏÊöʵÑ飬ÒÔÏÂÍƲâÕýÈ·µÄÊÇ
B

AÒ»¶¨²»´æÔÚBa2+£¬NH4+¿ÉÄÜ´æÔÚ    B¡¢CO32-Ò»¶¨´æÔÚ
C¡¢Na+Ò»¶¨²»´æÔÚ                D¡¢
Ò»¶¨´æÔÚNH4+¡¢SO42-
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

½ñÓÐÒ»»ìºÏÎïµÄË®ÈÜÒº£¬Ö»¿ÉÄܺ¬ÓÐÒÔÏÂÀë×ÓÖеÄÈô¸É£ºNa+¡¢NH4+¡¢Ba2+¡¢Cl-¡¢CO32-£®Ä³ÐËȤС×éµÄͬѧһÆðÉè¼Æ£¬¼ìÑéÆäÖÐÀë×ӵĴæÔÚ£®
£¨1£©¼×ͬѧ˵£¬¿ÉÒÔÓüîÈÜÒº¼ìÑéNH4+£®¼×ͬѧÏòÈÜÒºÖеμÓNaOHÈÜҺ΢ÈÈ£¬Îŵ½ÁËÒ»¹É´Ì¼¤ÐÔÆøζ£¬È»ºó½«Ò»ÕÅʪÈóµÄºìɫʯÈïÊÔÖ½·ÅÔÚÊԹܿڣ¬ÊÔÖ½±ä
 
É«£¬ËµÃ÷ÈÜÒºÖÐȷʵ´æÔÚNH4+£®Çëд³öNH4ClÓëNaOHÈÜÒº·´Ó¦µÄ»¯Ñ§·½³Ìʽ
 
£®
£¨2£©ÒòΪBaCO3
 
ÈÜÓÚË®£¬ËùÒÔBa2+ÓëCO32-²»¿ÉÄÜÔÚÈÜÒºÖй²´æ£®ÒÒͬѧÏòÈÜÒºÖеμÓBaCl2ÈÜÒº£¬Óа×É«³Áµí³öÏÖ£¬ËµÃ÷ÈÜÒºÖÐÒ»¶¨Ã»ÓÐ
 
£¨ÌîÀë×Ó·ûºÅ£©£®
£¨3£©±ûͬѧ·Ö±ðÈ¡Á½·Ý200mLÈÜÒº½øÐÐÈçÏÂʵÑ飺
¢Ù¾«Ó¢¼Ò½ÌÍøÓɴ˼ÆË㣺200mLÈÜÒºÖк¬NH4+µÄÖÊÁ¿Îª
 
g£®
¢Ú¾«Ó¢¼Ò½ÌÍøÓɴ˼ÆË㣺200mLÈÜÒºÖк¬CO32-µÄÖÊÁ¿Îª
 
g£®
¢Û¸ÃÈÜÒºÖÐNH4+¡¢CO32-µÄ¸öÊý±ÈΪ
 
£®ÓÉ´Ë¿ÉÅжϣ¬ÈÜÒºÖÐ
 
º¬ÓÐNa+£¨Ìî¡°Ò»¶¨¡±¡¢¡°¿ÉÄÜ¡±»ò¡°Ò»¶¨²»¡±£¬ÏÂͬ£©£¬
 
º¬ÓÐCl-£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

½ñÓÐÒ»»ìºÏÎïµÄË®ÈÜÒº£¬Ö»¿ÉÄܺ¬ÓÐÒÔÏÂÀë×ÓÖеÄÈô¸ÉÖÖ£ºNa+¡¢NH4+¡¢Ba2+¡¢Cl-¡¢CO32-¡¢SO42-£®ÏÖÈ¡Á½·Ý200mLÈÜÒº½øÐÐÈçÏÂʵÑ飺
¢ÙµÚÒ»·Ý¼Ó×ãÁ¿NaOHÈÜÒº£¬¼ÓÈÈ£¬ÊÕ¼¯µ½ÆøÌå0.68g£»
¢ÚµÚ¶þ·Ý¼Ó×ãÁ¿BaCl2ÈÜÒººó£¬µÃ¸ÉÔï³Áµí6.57g£¬¾­×ãÁ¿ÑÎËáÏ´µÓ¡¢¸ÉÔïºó£¬³ÁµíÖÊÁ¿Îª2.33g£®
¸ù¾ÝÉÏÊöʵÑ飬ÒÔÏÂÍƲâÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2013?ÎâÖÐÇø¶þÄ££©½ñÓÐÒ»»ìºÏÎïµÄË®ÈÜÒº£¬Ö»¿ÉÄܺ¬ÓÐÒÔÏÂÀë×ÓÖеÄÈô¸ÉÖÖ£ºNa+¡¢NH4+¡¢Ba2+¡¢Cl-¡¢CO32-¡¢SO42-£®ÏÖÈ¡Á½·Ý200mLÈÜÒº½øÐÐÈçÏÂʵÑ飺¢ÙµÚÒ»·Ý¼Ó×ãÁ¿NaOHÈÜÒº£¬¼ÓÈÈ£¬ÊÕ¼¯µ½ÆøÌå0.68g£»¢ÚµÚ¶þ·Ý¼Ó×ãÁ¿BaCl2ÈÜÒººó£¬µÃ¸ÉÔï³Áµí6.27g£¬¾­×ãÁ¿ÑÎËáÏ´µÓ¡¢¸ÉÔïºó£¬³ÁµíÖÊÁ¿Îª2.33g£®¸ù¾ÝÉÏÊöʵÑ飬ÒÔÏÂÍƲâ´íÎóµÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

½ñÓÐÒ»»ìºÏÎïµÄË®ÈÜÒº£¬Ö»¿ÉÄܺ¬ÓÐÒÔÏÂÀë×ÓÖеÄÈô¸ÉÖÖ£ºNa+¡¢NH4+¡¢Ba2+¡¢Cl-¡¢CO32-¡¢SO42-£®ÏÖÈ¡Á½·Ý20mLÈÜÒº½øÐÐÈçÏÂʵÑ飺¢ÙµÚÒ»·Ý¼Ó×ãÁ¿BaCl2ÈÜÒººó£¬µÃ¸ÉÔï³Áµí6.27g£¬¾­×ãÁ¿ÑÎËáÏ´µÓ¡¢¸ÉÔïºó£¬³ÁµíÖÊÁ¿Îª2.33g£»¢ÚµÚ¶þ·Ý¼Ó×ãÁ¿NaOHÈÜÒº£¬¼ÓÈÈ£¬ÊÕ¼¯µ½ÆøÌå0.68g£®¸ù¾ÝÉÏÊöʵÑ飬ÒÔÏÂÍƲâÕýÈ·µÄÊÇ
B
B

A£®Ò»¶¨²»´æÔÚBa2+£¬NH4+¿ÉÄÜ´æÔÚ      B£®CO32-Ò»¶¨´æÔÚ
C£®Na+Ò»¶¨²»´æÔÚ                      D£®
¿ÉÄÜ´æÔÚCl-
¿ÉÄÜ´æÔÚCl-
£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸