º£Ë®µÄ×ÛºÏÀûÓÿÉÒÔÖƱ¸½ðÊôþ£¬ÆäÁ÷³ÌÈçͼËùʾ£º

(1)ÈôÔÚ¿ÕÆøÖмÓÈÈMgCl2¡¤6H2O£¬Éú³ÉµÄÊÇMg(OH)Cl»òMgO£¬Ð´³öÏàÓ¦·´Ó¦µÄ»¯Ñ§·½³Ìʽ£º                                               ¡£
Óõç½â·¨ÖÆÈ¡½ðÊôþʱ£¬ÐèÒªÎÞË®ÂÈ»¯Ã¾¡£ÔÚ¸ÉÔïµÄHClÆøÁ÷ÖмÓÈÈMgCl2¡¤6H2Oʱ£¬Äܵõ½ÎÞË®MgCl2£¬ÆäÔ­ÒòÊÇ                                          ¡£
(2)Mg(OH)2³ÁµíÖлìÓеÄCa(OH)2Ó¦ÔõÑù³ýÈ¥£¿Ð´³öʵÑé²½Ö裺                                        ¡£
(3)ʵÑéÊÒÀォ´ÖÑÎÖƳɾ«ÑεĹý³ÌÖУ¬ÔÚÈܽ⡢¹ýÂË¡¢Õô·¢Èý¸ö²½ÖèµÄ²Ù×÷Öж¼ÒªÓõ½²£Á§°ô£¬·Ö±ð˵Ã÷ÔÚÕâÈýÖÖÇé¿öÏÂʹÓò£Á§°ôµÄÄ¿µÄ¡£
Èܽâʱ£º                               £»
¹ýÂËʱ£º                               £»
Õô·¢Ê±£º                               ¡£

(1)MgCl2¡¤6H2OMg(OH)Cl£«HCl¡ü£«5H2O¡ü£¬MgCl2¡¤6H2OMgO£«2HCl¡ü£«5H2O¡ü»òMg(OH)ClMgO£«HCl¡ü¡¡ÔÚ¸ÉÔïµÄHClÆøÁ÷ÖУ¬ÒÖÖÆÁËMgCl2Ë®½â£¬ÇÒ´ø×ßMgCl2¡¤6H2OÊÜÈȲúÉúµÄË®Æû£¬Äܵõ½ÎÞË®MgCl2
(2)¼ÓÈëMgCl2ÈÜÒº£¬³ä·Ö½Á°è¡¢¹ýÂË£¬³ÁµíÓÃÕôÁóˮϴµÓ
(3)½Á°è£¬¼ÓËÙÈܽ⡡ʹÂËÒºÑز£Á§°ôÁ÷È멶·£¬·ÀÖ¹ÍâÈ÷½Á°è£¬·ÀÖ¹Òò¾Ö²¿¹ýÈÈÒºµÎ»ò¾§Ìå·É½¦

½âÎö

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁи÷×é»ìºÏÎ¿ÉÒÔÓ÷ÖҺ©¶··ÖÀëµÄÊÇ

A£®±½ºÍË® B£®±½ºÍäå±½ C£®ÒÒ´¼ºÍäåË® D£®ÒÒËáºÍÒÒ´¼

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ

¹¤ÒµÉÏÒÔ̼ËáÃÌ¿óΪÖ÷ÒªÔ­ÁÏÉú²úMnO2µÄ¹¤ÒÕÁ÷³ÌÈçÏ£º
ÓйØÇâÑõ»¯Î↑ʼ³ÁµíºÍ³ÁµíÍêÈ«µÄpHÈçÏÂ±í£º

ÇâÑõ»¯Îï
Al£¨OH£©2
Fe£¨OH£©3
Fe£¨OH£©2
Cu£¨OH£©2
Pb£¨OH£©2
Mn£¨OH£©2
¿ªÊ¼³ÁµíµÄpH
3.3
1.5
6.5
4.2
8.0
8.3
³ÁµíÍêÈ«µÄpH
5.2
3.7
9.7
6.7
8.8
9.8
 
ÇëÎÊ´ðÏÂÁÐÎÊÌ⣺
£¨1£©Ëá½þÇ°½«Ì¼ËáÃÌ¿ó·ÛËéµÄ×÷ÓÃÊÇ                  ¡£
£¨2£©Ëá½þºóµÄÈÜÒºÖк¬ÓÐMn2+¡¢ SO42-£¬Áíº¬ÓÐÉÙÁ¿Fe2+¡¢Fe3+¡¢A13+¡¢Cu2+¡¢Pb2+µÈ£¬Æä³ýÔÓ¹ý³ÌÈçÏ£º
¢Ù¼ÓÈëMnO2½«Fe2+Ñõ»¯£¬ÆäÀë×Ó·´Ó¦·½³ÌʽΪ                     ¡£ ¢Ú¼ÓÈëCaO½«ÈÜÒºµÄpHµ÷µ½5.2¡«6.0£¬ÆäÖ÷ҪĿµÄÊÇ               ¡£
¢Û¼ÓÈëBaS£¬³ýÈ¥Cu2+¡¢Pb2+ºó£¬ÔÙ¼ÓÈëNaFÈÜÒº£¬³ýÈ¥                    ¡£
£¨3£©´ÓÈÜÒºAÖлØÊÕµÄÖ÷ÒªÎïÖÊÊÇ           £¬¸ÃÎïÖʳ£ÓÃ×÷»¯·Ê¡££¨4£©MnO2´ÖÆ·Öк¬ÓÐÉÙÁ¿Mn3O4£¬¿ÉÒÔÓÃÏ¡ÁòËá´¦Àí£¬½«Æäת»¯ÎªMnSO4ºÍMnO2£¬È»ºóÔÙÓÃÑõ»¯¼Á½«Mn2+ת»¯ÎªMnO2£¬ÖƵÃÓÅÖÊMnO2£¬Ð´³öMn3O4ÓëÏ¡ÁòËá·´Ó¦µÄ»¯Ñ§·½³Ìʽ                     ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ


ÄÑÈÜÐÔÔÓ±ʯ(K2SO4¡¤MgSO4¡¤2CaSO4¡¤2H2O)ÊôÓÚ¡°´ô¿ó¡±£¬ÔÚË®ÖдæÔÚÈçÏÂƽºâ£º
K2SO4¡¤MgSO4¡¤2CaSO4¡¤2H2O(s) 2Ca2£«£«2K£«£«Mg2£«£«4£«2H2O
ΪÄܳä·ÖÀûÓüØ×ÊÔ´£¬Óñ¥ºÍCa(OH)2ÈÜÒºÈܽþÔÓ±ʯÖƱ¸ÁòËá¼Ø£¬¹¤ÒÕÁ÷³ÌÈçÏ£º

(1)ÂËÔüÖ÷Òª³É·ÖÓÐ________ºÍ________ÒÔ¼°Î´ÈÜÔÓ±ʯ¡£
(2)Óû¯Ñ§Æ½ºâÒƶ¯Ô­Àí½âÊÍCa(OH)2ÈÜÒºÄÜÈܽâÔÓ±ʯ½þ³öK£«µÄÔ­Òò£º_________________________________________________¡£
(3)¡°³ýÔÓ¡±»·½ÚÖУ¬ÏȼÓÈë________ÈÜÒº£¬¾­½Á°èµÈ²Ù×÷ºó£¬¹ýÂË£¬ÔÙ¼ÓÈë________ÈÜÒºµ÷ÂËÒºpHÖÁÖÐÐÔ¡£

(4)²»Í¬Î¶ÈÏ£¬K£«µÄ½þ³öŨ¶ÈÓëÈܽþʱ¼äµÄ¹ØϵÈçͼ¡£ÓÉͼ¿ÉµÃ£¬Ëæ×ÅζÈÉý¸ß£¬
¢Ù________________________________________________________£¬
¢Ú________________________________________________________¡£
(5)ÓÐÈËÒÔ¿ÉÈÜÐÔ̼ËáÑÎΪÈܽþ¼Á£¬ÔòÈܽþ¹ý³ÌÖлᷢÉú£ºCaSO4(s)£«?CaCO3(s)£«
ÒÑÖª298 Kʱ£¬Ksp(CaCO3)£½2.80¡Á10£­9£¬
Ksp(CaSO4)£½4.90¡Á10£­5£¬Çó´ËζÈϸ÷´Ó¦µÄƽºâ³£ÊýK(¼ÆËã½á¹û±£ÁôÈýλÓÐЧÊý×Ö)¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ

ÒÔÂÁ»Ò£¨Ö÷Òª³É·ÖΪAl¡¢Al2O3£¬ÁíÓÐÉÙÁ¿CuO¡¢SiO2¡¢FeOºÍFe2O3ÔÓÖÊ£©ÎªÔ­ÁÏ£¬¿ÉÖƵÃÒºÌå¾ÛºÏÂÈ»¯ÂÁAlm£¨OH£©nCl3m-n£¬Éú²úµÄ²¿·Ö¹ý³ÌÈçÏÂͼËùʾ£¨²¿·Ö²úÎïºÍ²Ù×÷ÒÑÂÔÈ¥£©¡£

ÒÑ֪ijЩÁò»¯ÎïµÄÐÔÖÊÈçÏÂ±í£º

£¨1£©²Ù×÷IÊÇ              ¡£Al2O3ÓëÑÎËá·´Ó¦µÄÀë×Ó·½³ÌʽÊÇ                              ¡£
£¨2£©ÂËÔü2ΪºÚÉ«£¬¸ÃºÚÉ«ÎïÖʵĻ¯Ñ§Ê½ÊÇ                           ¡£
£¨3£©ÏòÂËÒº2ÖмÓÈëNaClOÈÜÒºÖÁ²»ÔÙ²úÉúºìºÖÉ«³Áµí£¬´ËʱÈÜÒºµÄpHԼΪ3£®7¡£NaClOµÄ×÷ÓÃÊÇ                            ¡£
£¨4£©½«ÂËÒº3µÄpHµ÷ÖÁ4£®2¡«4£®5£¬ÀûÓÃË®½â·´Ó¦µÃµ½ÒºÌå¾ÛºÏÂÈ»¯ÂÁ¡£·´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ                                ¡£
£¨5£©½«ÂËÒº3µç½âÒ²¿ÉÒԵõ½ÒºÌå¾ÛºÏÂÈ»¯ÂÁ¡£×°ÖÃÈçͼËùʾ£¨ÒõÀë×Ó½»»»Ä¤Ö»ÔÊÐíÒõÀë×Óͨ¹ý£¬µç¼«Îª¶èÐԵ缫£©¡£

¢Ùд³öÒõ¼«Êҵĵ缫·´Ó¦£º                                           ¡£
¢Ú¼òÊöÔÚ·´Ó¦ÊÒÖÐÉú³É¾ÛºÏÂÈËûÂÁµÄÔ­Àí£º                                        ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ

µâ»¯ÄÆÊÇÖƱ¸ÎÞ»úºÍÓлúµâ»¯ÎïµÄÔ­ÁÏ£¬ÔÚÒ½Ò©ÉÏÓÃ×÷ìî̵¼ÁºÍÀûÄò¼ÁµÈ¡£¹¤ÒµÉÏÓÃÌúм»¹Ô­·¨ÖƱ¸NaI£¬ÆäÖ÷ÒªÁ÷³ÌÈçÏÂͼ£º

£¨1£©Ð´³öÌúмת»¯ÎªFe(OH)3·´Ó¦µÄÀë×Ó·½³Ìʽ£º                                ¡£
£¨2£©ÅжϵâÒÑÍêÈ«·´Ó¦µÄ·½·¨ÊÇ                                                ¡£
£¨3£©ÓÉÂËÒºµÃµ½NaI¾§ÌåµÄ²Ù×÷ÊÇ                                              ¡£
£¨4£©²â¶¨²úÆ·ÖÐNaIº¬Á¿µÄ·½·¨ÊÇ£º
a£®³ÆÈ¡3£®000gÑùÆ·Èܽ⣬ÔÚ250mLÈÝÁ¿Æ¿Öж¨ÈÝ£»
b£®Á¿È¡25£®00mL´ý²âÈÜÒºÓÚ׶ÐÎÆ¿ÖУ»
c£®ÓÃ0£®100molÈÜÒºµÎ¶¨ÖÁÖյ㣬ÏûºÄÈÜÒºÌå»ýµÄƽ¾ùֵΪ19£®00mL¡£
¢ÙÉÏÊö²â¶¨¹ý³ÌËùÐèÒÇÆ÷ÖУ¬ÐèÒª¼ì²éÊÇ·ñ©ҺµÄÒÇÆ÷ÓР                        £¬
ÆäÖÐʹÓÃÇ°Ðè½øÐÐÈóÏ´µÄÒÇÆ÷ÊÇ                        £»
¢ÚÉÏÊöÑùÆ·ÖÐNaIµÄÖÊÁ¿·ÖÊýΪ                                              ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ

¹¤ÒµÉÏÀûÓÃÈíÃÌ¿ó½¬ÑÌÆøÍÑÁòÎüÊÕÒºÖÆÈ¡µç½âÃÌ£¬²¢ÀûÓÃÑô¼«ÒºÖƱ¸¸ß´¿Ì¼ËáÃÌ¡¢»ØÊÕÁòËá淋ŤÒÕÁ÷³ÌÈçÏÂ(ÈíÃÌ¿óµÄÖ÷Òª³É·ÖÊÇMnO2£¬»¹º¬Óй衢Ìú¡¢ÂÁµÄÑõ»¯ÎïºÍÉÙÁ¿ÖؽðÊô»¯ºÏÎïµÈÔÓÖÊ)£º

£¨1£©Ò»¶¨Î¶ÈÏ£¬¡°ÍÑÁò½þÃÌ¡±Ö÷Òª²úÎïΪMnSO4£¬¸Ã·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ       ¡£
£¨2£©¡°ÂËÔü2¡±ÖÐÖ÷Òª³É·ÖµÄ»¯Ñ§Ê½Îª       ¡£
£¨3£©¡°³ýÖؽðÊô¡±Ê±Ê¹ÓÃ(NH4)2S¶ø²»Ê¹ÓÃNa2SµÄÔ­ÒòÊÇ       ¡£
£¨4£©¡°µç½â¡±Ê±ÓöèÐԵ缫£¬Ñô¼«µÄµç¼«·´Ó¦Ê½Îª       ¡£
£¨5£©¡°50¡æ̼»¯¡±µÃµ½¸ß´¿Ì¼ËáÃÌ£¬·´Ó¦µÄÀë×Ó·½³ÌʽΪ       ¡£¡°50¡æ̼»¯¡±Ê±¼ÓÈë¹ýÁ¿NH4HCO3£¬¿ÉÄܵÄÔ­ÒòÊÇ£ºÊ¹MnSO4³ä·Öת»¯ÎªMnCO3£»       £»       ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ

ÄÑÈÜÐÔÔÓ±ʯ(K2SO4¡¤MgSO4¡¤2CaSO4¡¤2H2O)ÊôÓÚ¡°´ô¿ó¡±£¬ÔÚË®ÖдæÔÚÈçÏÂƽºâ£º
K2SO4¡¤MgSO4¡¤2CaSO4¡¤2H2O(s)2Ca2£«£«2K£«£«Mg2£«£«4SO42¡ª£«2H2O
ΪÄܳä·ÖÀûÓüØ×ÊÔ´£¬Óñ¥ºÍCa(OH)2ÈÜÒºÈܽþÔÓ±ʯÖƱ¸ÁòËá¼Ø£¬¹¤ÒÕÁ÷³ÌÈçÏ£º

(1)ÂËÔüÖ÷Òª³É·ÖÓÐ________ºÍ________ÒÔ¼°Î´ÈÜÔÓ±ʯ¡£
(2)Óû¯Ñ§Æ½ºâÒƶ¯Ô­Àí½âÊÍCa(OH)2ÈÜÒºÄÜÈܽâÔÓ±ʯ½þ³öK£«µÄÔ­Òò£º
_____________________________________________________________¡£
(3)¡°³ýÔÓ¡±»·½ÚÖУ¬ÏȼÓÈë________ÈÜÒº£¬¾­½Á°èµÈ²Ù×÷ºó£¬¹ýÂË£¬ÔÙ¼ÓÈë________ÈÜÒºµ÷ÂËÒºpHÖÁÖÐÐÔ¡£

(4)²»Í¬Î¶ÈÏ£¬K£«µÄ½þ³öŨ¶ÈÓëÈܽþʱ¼äµÄ¹ØϵÈçͼ¡£ÓÉͼ¿ÉµÃ£¬Ëæ×ÅζÈÉý¸ß£¬
¢Ù_______________________________________________________£¬
¢Ú_______________________________________________________¡£
(5)ÓÐÈËÒÔ¿ÉÈÜÐÔ̼ËáÑÎΪÈܽþ¼Á£¬ÔòÈܽþ¹ý³ÌÖлᷢÉú£ºCaSO4(s)£«CO32¡ªCaCO3(s)£«SO
ÒÑÖª298 Kʱ£¬Ksp(CaCO3)£½2.80¡Á10£­9£¬
Ksp(CaSO4)£½4.90¡Á10£­5£¬Çó´ËζÈϸ÷´Ó¦µÄƽºâ³£ÊýK(¼ÆËã½á¹û±£ÁôÈýλÓÐЧÊý×Ö)¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ

¸ßÃÌËá¼ØÊdz£ÓõÄÑõ»¯¼Á¡£¹¤ÒµÉÏÒÔÈíÃÌ¿ó£¨Ö÷Òª³É·ÖÊÇMnO2£©ÎªÔ­ÁÏÖƱ¸¸ßÃÌËá¼Ø¾§Ìå¡£ÏÂͼÊÇʵÑéÊÒÖƱ¸µÄ²Ù×÷Á÷³Ì£º

ÉÏÊö·´Ó¦¢ÚµÄ»¯Ñ§·½³Ìʽ£º
ÒÑÖª£º

£¨1£©¼ÓÈÈÈíÃÌ¿ó¡¢KClO3ºÍKOH¹ÌÌåʱ£¬²»²ÉÓôÉÛáÛö¶øÑ¡ÓÃÌúÛáÛöµÄÀíÓÉÊÇ_______£»
·´Ó¦¢ÙµÄ»¯Ñ§·½³ÌʽΪ______¡£
£¨2£©´ÓÂËÒºÖеõ½KMnO4¾§ÌåµÄʵÑé²Ù×÷ÒÀ´ÎÊÇ________£¨Ñ¡Ìî×Öĸ´úºÅ£¬ÏÂͬ£©¡£
A£®ÕôÁó  B£®Õô·¢ C£®×ÆÉÕ  D£®³éÂË    E£®ÀäÈ´½á¾§
£¨3£©ÖƱ¸¹ý³ÌÖÐÐèÒªÓõ½´¿¾»µÄCO2ÆøÌå¡£ÖÆÈ¡´¿CO2¾»×îºÃÑ¡ÔñÏÂÁÐÊÔ¼ÁÖÐ_________¡£
A£®Ê¯»Òʯ  B£®Å¨ÑÎËá C£®Ï¡ÊèËá D£®´¿¼î
£¨4£©ÊµÑéʱ£¬ÈôCO2¹ýÁ¿»áÉú³ÉKHCO3£¬µ¼Öµõ½µÄKMnO4²úÆ·µÄ´¿¶È½µµÍ¡£Ô­ÒòÊÇ______  ¡£
£¨5£©ÓÉÓÚCO2µÄͨÈËÁ¿ºÜÄÑ¿ØÖÆ£¬Òò´Ë¶ÔÉÏÊöʵÑé·½°¸½øÐÐÁ˸Ľø£¬¼´°ÑʵÑéÖÐͨCO2¸ÄΪ¼ÓÆäËûµÄËá¡£´ÓÀíÂÛÉÏ·ÖÎö£¬Ñ¡ÓÃÏÂÁÐËáÖÐ________ £¬µÃµ½µÄ²úÆ·´¿¶È¸ü¸ß¡£
A£®´×Ëá     B£®Å¨ÑÎËá      C£®Ï¡ÁòËá

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸