ijÈÜÒº¿ÉÄܺ¬ÓÐCl-¡¢SO42-¡¢CO32-¡¢NH4+¡¢Fe3+¡¢Al3+ºÍK+£®È¡¸ÃÈÜÒº100mL£¬¼ÓÈë¹ýÁ¿NaOHÈÜÒº£¬¼ÓÈÈ£¬µÃµ½0.02molÆøÌ壬ͬʱ²úÉúºìºÖÉ«³Áµí£»¹ýÂË£¬Ï´µÓ£¬×ÆÉÕ£¬µÃµ½1.6g¹ÌÌ壻ÏòÉÏÊöÂËÒºÖмÓ×ãÁ¿BaCl2ÈÜÒº£¬µÃµ½4.66g²»ÈÜÓÚÑÎËáµÄ³Áµí£®ÓйØÔ­ÈÜÒºÖÐÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢ÖÁÉÙ´æÔÚ4ÖÖÀë×Ó
B¡¢Cl-Ò»¶¨´æÔÚ£¬ÇÒc£¨Cl-£©¡Ý0.4mol/L
C¡¢SO42-¡¢NH4+¡¢Fe3+Ò»¶¨´æÔÚ£¬Al3+¡¢K+¡¢Cl-¿ÉÄÜ´æÔÚ
D¡¢CO32-Ò»¶¨²»´æÔÚ£¬SO42-¡¢NH4+¡¢Fe3+¡¢Cl-Ò»¶¨´æÔÚ
¿¼µã£ºÀë×Ó¹²´æÎÊÌâ
רÌ⣺Àë×Ó·´Ó¦×¨Ìâ
·ÖÎö£º¼ÓÈë¹ýÁ¿NaOHÈÜÒº£¬¼ÓÈÈ£¬µÃµ½0.02molÆøÌ壬¿ÉÖªÒ»¶¨´æÔÚ笠ùÀë×Ó£»
ºìºÖÉ«³ÁµíÊÇÇâÑõ»¯Ìú£¬1.6g¹ÌÌåΪÈýÑõ»¯¶þÌú£¬¿ÉÖªÒ»¶¨ÓÐFe3+£¬Ò»¶¨Ã»ÓÐCO32-£»
4.66g²»ÈÜÓÚÑÎËáµÄ³Áµí£¬ÎªÁòËá±µ³Áµí£¬ÎïÖʵÄÁ¿Îª£º0.02mol£»
¸ù¾ÝÒÔÉÏÊý¾ÝÍÆËã´æÔÚÀë×Ó£¬¸ù¾ÝµçºÉÊغãÍÆËãÂÈÀë×ӵĴæÔÚ¼°Êý¾Ý£®
½â´ð£º ½â£ºÓÉÓÚ¼ÓÈë¹ýÁ¿NaOHÈÜÒº£¬¼ÓÈÈ£¬µÃµ½0.02molÆøÌ壬˵Ã÷Ò»¶¨ÓÐNH4+£¬ÇÒÎïÖʵÄÁ¿Îª0.02mol£»Í¬Ê±²úÉúºìºÖÉ«³Áµí£¬ËµÃ÷Ò»¶¨ÓÐFe3+£¬1.6g¹ÌÌåΪÑõ»¯Ìú£¬ÎïÖʵÄÁ¿Îª0.01mol£¬¹ÊÓÐ0.02molFe3+£¬CO32-ºÍFe3+»á·¢ÉúË«Ë®½â£¬¹ÊÒ»¶¨Ã»ÓÐCO32-£»4.66g²»ÈÜÓÚÑÎËáµÄ³ÁµíΪÁòËá±µ£¬Ò»¶¨ÓÐSO42-£¬ÎïÖʵÄÁ¿Îª0.02mol£»
¸ù¾ÝµçºÉÊغ㣬һ¶¨ÓÐCl-£¬ÖÁÉÙ 0.02mol¡Á3+0.02-0.02mol¡Á2=0.04mol£¬ÎïÖʵÄÁ¿Å¨¶ÈÖÁÉÙ
0.04mol
0.1L
=0.4mol/L£¬
A£®ÓÉÒÔÉÏ·ÖÎö¿ÉÖªÖÁÉÙ´æÔÚCl-¡¢SO42-¡¢NH4+¡¢Fe3+4ÖÖÀë×Ó£¬¹ÊAÕýÈ·£»
B£®¸ù¾ÝµçºÉÊغ㣬ÖÁÉÙ´æÔÚ0.04molCl-£¬¹ÊBÕýÈ·£»
C£®Al3+¡¢K+ÎÞ·¨ÅжÏÊÇ·ñ´æÔÚ£¬Cl-Ò»¶¨´æÔÚ£¬¹ÊC´íÎó£»
D£®ÓÉÒÔÉÏ·ÖÎö¿ÉÖª£¬CO32-Ò»¶¨²»´æÔÚ£¬SO42-¡¢NH4+¡¢Fe3+¡¢Cl-Ò»¶¨´æÔÚ£¬¹ÊDÕýÈ·£®
¹ÊÑ¡C£®
µãÆÀ£º±¾Ì⿼²éÀë×Ó¹²´æ£¬Îª¸ß¿¼³£¼ûÌâÐͺ͸ßƵ¿¼µã£¬²àÖØÓÚÔªËØ»¯ºÏÎï֪ʶµÄ×ÛºÏÀí½âºÍÔËÓõĿ¼²é£¬×¢Òâ³£¼ûÀë×ÓµÄÐÔÖʺͷ´Ó¦ÀàÐ͵ÄÅжϣ¬´ðÌâʱÈÏÕæÔĶÁ¡¢·ÖÎöÌâÖÐÊý¾Ý£¬ºÏÀí·ÖÎö£¬ÌرðÊÇÂÈÀë×ÓµÄÍƶϣ¬ÄѶÈÖеȣ®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

Í­¼°Í­ºÏ½ðÔÚÉú»îºÍÉú²úÖÐÓй㷺µÄÓ¦Óã®Çë»Ø´ð£º
£¨1£©Óë´¿Í­Ïà±È£¬»ÆÍ­£¨ZnÓëCuµÄºÏ½ð£©µÄÓ²¶È¸ü
 
£¨Ìî¡°´ó¡±»ò¡°Ð¡¡±£©£®
£¨2£©Í­Æ÷ÔÚ³±ÊªµÄ¿ÕÆøÖбíÃæ»áÉú³ÉÒ»²ã±¡±¡µÄÍ­ÂÌ[Ö÷Òª³É·ÖÊÇCu2£¨OH£©2CO3]£¬ÇåÏ´Í­ÂÌ¿ÉÑ¡ÓõÄÊÔ¼ÁÊÇ
 
£¨ÌîÐòºÅ£©£®
¢ÙÏ¡H2SO4    ¢ÚNaOHÈÜÒº    ¢ÛNaClÈÜÒº
£¨3£©»Æ½ðºÍ»ÆÍ­µÄÖÆÆ·ÔÚÍâ¹ÛÉϷdz£ÏàËÆ£®¿ÉÓÃÓÚ¼ø±ð»Æ½ðºÍ»ÆÍ­µÄ·½·¨ÊÇ
 
£¨ÌîÐòºÅ£©£®
¢Ù²âÁ¿ÃܶȠ   ¢Ú´ÅÌúÎüÒý      ¢Û¼ÓÈëÏõËá
£¨4£©Ïò2.0g»ÆÍ­·ÛÄ©ÖмÓÈë×ãÁ¿µÄÑÎËᣬ³ä·Ö·´Ó¦ºó·Å³ö0.224L H2£¨±ê×¼×´¿ö£©£¬Ôò¸Ã»ÆÍ­·ÛÄ©ÖÐZnµÄÖÊÁ¿·ÖÊýÊÇ
 
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂÁÐÎïÖʵı£´æ·½·¨²»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢¹Ì̬µâ³£Ê¢·ÅÔÚ×Øɫϸ¿ÚÆ¿ÖÐ
B¡¢ÂÈˮӦ·ÅÔÚ×Øɫϸ¿ÚÆ¿ÖÐ
C¡¢Çâ·úËáÓ¦·ÅÔÚËÜÁÏÆ¿ÖÐ
D¡¢ÉÙÁ¿ÒºäåÓ¦·ÅÔÚ×Øɫϸ¿ÚÆ¿ÖУ¬²¢ÔÚÉϲã·ÅÉÙÁ¿µÄË®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÓÉÁòËáþ¡¢ÁòËáÂÁÁ½ÖÖÈÜÒº×é³ÉµÄ100mL»ìºÏÈÜÒºÖУ¬
SO
2-
4
µÄÎïÖʵÄÁ¿Å¨¶ÈΪ0.40mol/L£¬¼ÓÈë0.90mol/LNaOHÈÜÒºµ½Éú³ÉµÄ°×É«³ÁµíÇ¡ºÃ²»ÔÙÈܽâΪֹ£¬ÏûºÄNaOHÈÜÒºµÄÌå»ýΪ100mL£¬ÔòÔÚËùµÃµÄ»ìºÏÒºÖУ¬Al
O
-
2
µÄÎïÖʵÄÁ¿Å¨¶ÈΪ£¨¡¡¡¡£©
A¡¢0.025mol/L
B¡¢0.05mol/L
C¡¢0.10mol/L
D¡¢0.25mol/L

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂÁÐʾÒâͼÓë¶ÔÓ¦µÄ·´Ó¦Çé¿öÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢
Èçͼº¬0.01mol KOH ºÍ0.01mol Ca£¨OH£©2µÄ»ìºÏÈÜÒºÖлºÂýͨÈëCO2
B¡¢
ÈçͼKAl£¨SO4£©2ÈÜÒºÖÐÖðµÎ¼ÓÈëBa£¨OH£©2ÈÜÒº
C¡¢
Èçͼn£¨O2£©=1molʱ£¬¸ßÎÂÏÂCºÍO2ÔÚÃܱÕÈÝÆ÷Öеķ´Ó¦²úÎï
D¡¢
Èçͼn£¨NaOH£©=1molʱ£¬CO2ºÍNaOHÈÜÒº·´Ó¦Éú³ÉµÄÑÎ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ£¨NAΪ°¢·ü¼ÓµÂÂÞ³£ÊýµÄÖµ£©£¨¡¡¡¡£©
A¡¢300mL 2mol/LÕáÌÇÈÜÒºÖÐËùº¬·Ö×ÓÊý´óÓÚ0.6NA
B¡¢8.0g Cu2SºÍCuOµÄ»ìºÏÎïÖк¬ÓÐÍ­Ô­×ÓÊýΪ0.1NA
C¡¢±ê×¼×´¿öÏ£¬2.24L Cl2ÈÜÓÚË®Öдﵽ±¥ºÍ£¬¿ÉµÃµ½HClO·Ö×ÓµÄÊýÄ¿ÊÇ0.1NA
D¡¢4.6g NaÍêȫת»¯³ÉNa2OºÍNa2O2µÄ»ìºÏÎÉú³ÉÎïÖÐÒõÀë×Ó×ÜÊýΪ0.1 NA

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

Ò»ÖÖ°×É«¹ÌÌå¿ÉÄÜÓÉNa+¡¢Ba2+¡¢Cl-¡¢Br-¡¢HCO3-¡¢SO32-¡¢SO42-Àë×ÓÖеÄÈô¸ÉÖÖ×é³É£¬Ä³Í¬Ñ§Éè¼ÆʵÑé¼ìÑéÆä×é³É£¬¼Ç¼ÈçÏ£º
ʵÑé²½Öè ʵÑé²Ù×÷ ʵÑéÏÖÏó
¢Ù ½«¹ÌÌåÈÜÓÚË®£¬ÓÃpHÊÔÖ½¼ìÑé ÎÞÉ«ÈÜÒº pH=9
¢Ú ÏòÈÜÒºÖеμÓÂÈË®£¬ÔÙ¼ÓÈëCCl4Õñµ´£¬¾²Öà ²úÉúÆøÅÝ£¬CCl4²ã³Ê³ÈÉ«
¢Û Ïò¢ÚËùµÃË®ÈÜÒºÖмÓÈëBa£¨NO3£©2ÈÜÒººÍÏ¡HNO3 Óа×É«³Áµí²úÉú
¢Ü ¹ýÂË£¬ÏòÂËÒºÖмÓÈëAgNO3ÈÜÒººÍÏ¡HNO3 Óа×É«³Áµí²úÉú
ÏÂÁйØÓÚ¹ÌÌå×é³ÉµÄ½áÂÛ´íÎóµÄÊÇ£¨¡¡¡¡£©
A¡¢¿Ï¶¨º¬ÓÐHCO3-ºÍBr-
B¡¢ÖÁÉÙº¬ÓÐSO32-¡¢SO42-ÖеÄÒ»ÖÖÀë×Ó
C¡¢¿Ï¶¨²»º¬Ba2+£¬Ò»¶¨º¬ÓÐCl-
D¡¢ÎÞÐèÑæÉ«·´Ó¦¼´¿É¶Ï¶¨ÈÜÒºÖк¬ÓÐNa+

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÈçͼÊÇijЩÓлúÎïµÄ±ÈÀýÄ£ÐÍ£¬ÆäÖбíʾΪC2H4µÄÊÇ£¨´ú±íÇâÔ­×Ó£¬´ú±í̼ԭ×Ó£©£¨¡¡¡¡£©
A¡¢
B¡¢
C¡¢
D¡¢

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨1£©ÏàͬζÈÏ£¬µÈŨ¶ÈµÄCH3COONaºÍNa2CO3ÈÜÒº£¬
 
µÄ¼îÐÔÇ¿£®
£¨2£©ÑÎÈÜÒºµÄŨ¶ÈԽС£¬ÑξÍÔ½Ò×Ë®½â£¬¼´¼ÓË®
 
ÑÎÀàµÄË®½â£¨Ìî¡°´Ù½ø¡±»ò¡°ÒÖÖÆ¡±£©£®
£¨3£©ÏòNH4ClÈÜÒºÖмÓÈëCH3COONH4¾§Ì壬ˮ½âƽºâÏò
 
Òƶ¯£®
£¨4£©ÒÔ¶èÐԵ缫·Ö±ðµç½â£º¢ÙNaNO3ÈÜÒº¡¢¢ÚNaClÈÜÒº£¬ÈôҪʹµç½âÖ®ºóµÄÈÜÒº»Ö¸´µ½µç½â֮ǰµÄŨ¶È£¬Ó¦¼ÓÈëµÄÎïÖÊÊÇ¢Ù
 
¡¢¢Ú
 
£®
£¨5£©ÒÔ¶èÐԵ缫µç½âCu£¨NO3£©2ÈÜÒº£¬ÈôҪʹµç½âÖ®ºóµÄÈÜÒº»Ö¸´µ½µç½â֮ǰµÄŨ¶È£¬ÏÂÁÐÎïÖÊÖпÉÒÔÑ¡ÓõÄÊÇ
 
£¨ÌîÐòºÅ£©£®
¢ÙCu£¨NO3£©2¡¡  ¢ÚCuO¡¡  ¢ÛCuCO3¡¡  ¢ÜCu£¨OH£©2
£¨6£©ÏÖÓÐpH=2µÄHClÈÜÒº100mL£¬ÒªÊ¹ËüµÄpH=3£¬Èç¹û¼ÓÈëÕôÁóË®£¬Ðè¼ÓË®
 
 mL£»Èç¹û¼ÓÈëpH=4µÄHClÈÜÒº£¬Ðè¼ÓÈë´ËHClÈÜÒº
 
 mL£¨¼Ù¶¨ÈÜÒºÌå»ýÓмӺÍÐÔ£¬ÏÂͬ£©£®
£¨7£©½«pH=8µÄNaOHÈÜÒºÓëpH=11µÄNaOHÈÜÒºµÈÌå»ý»ìºÏºó£¬ÈÜÒºµÄpH=
 
£®
£¨8£©ÒÑÖª²ð¿ª1mol N¡ÔN¼ü£¬1mol H-H¼ü£¬1mol N-H¼ü·Ö±ðÐèÒªµÄÄÜÁ¿ÊÇa kJ¡¢b kJ¡¢c kJ£¬ÔòN2ÓëH2·´Ó¦Éú³ÉNH3µÄÈÈ»¯Ñ§·½³ÌʽΪ
 
£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸