¼îʽ̼ËáÍ­ÊÇÒ»ÖÖÓÃ;¹ã·ºµÄ»¯¹¤Ô­ÁÏ¡£¹¤ÒµÉÏ¿ÉÓÃËáÐÔ¿ÌÊ´·ÏÒº£¨Ö÷Òªº¬ÓÐCu2+¡¢Fe2+¡¢Fe3+¡¢H +¡¢Cl-£©ÖƱ¸£¬ÆäÖƱ¸¹ý³ÌÈçÏ£º

Cu2+¡¢Fe2+¡¢Fe3+Éú³É³ÁµíµÄpHÈçÏ£º
Îï ÖÊ
Cu(OH)2
Fe (OH)2
Fe (OH)3
¿ªÊ¼³ÁµípH
4.2
5.8
1.2
ÍêÈ«³ÁµípH
6.7
8.3
3.2
 
£¨1£©ÂËÔüµÄÖ÷Òª³É·ÖÊÇ              £¨Ð´»¯Ñ§Ê½£©¡£
£¨2£©µ÷½Ú·´Ó¦AºóÈÜÒºµÄpH·¶Î§Ó¦Îª        ¡£Ñ¡ÔñµÄÊÔ¼Á×îºÏÊʵÄÊÇ     £¨ÌîÐòºÅ£©¡£
a£®°±Ë®        b£®Ï¡ÁòËá         c£®ÇâÑõ»¯ÄÆ         d£®Ì¼ËáÍ­
£¨3£©·´Ó¦BµÄζÈÈç¹ý¸ß£¬ÔòËùµÃÀ¶ÂÌÉ«²úÆ·ÖпÉÄÜ»á³öÏÖµÄÔÓÖÊÊÇ            ¡£
£¨4£©½«Na2CO3ÈÜÒºµÎÈëµ½Ò»¶¨Á¿CuCl2ÈÜÒºÖеõ½³Áµí¡£ÓÃÏàÓ¦µÄÀë×Ó·½³Ìʽ±íʾ£º
¢Ù ³ÁµíÖ»ÓÐCuCO3£º                                      £»
¢Ú ³ÁµíÖ»ÓÐCu(OH)2ÇҷųöÆøÅÝ£º                                        ¡£
£¨5£©¼îʽ̼ËáÍ­µÄ×é³É¿É±íʾΪ£ºaCuCO3?bCu(OH)2?cH2O¡£Òª²â¶¨Æä×é³É£¬¼×ͬѧÉè¼ÆµÄʵÑé·½°¸ÖÐÐèÒªÈçÏÂÎå¸ö²½Ö裺¢Ù³ÆÁ¿ÑùÆ·µÄÖÊÁ¿£»¢Ú¸ßηֽ⣻¢Û²â³öCO2µÄÖÊÁ¿£»¢Ü²â³öË®ÕôÆûµÄÖÊÁ¿£»¢Ý³ÆÁ¿CuOµÄÖÊÁ¿¡£¶øÒÒͬѧÈÏΪ³ý²½Öè¢ÚÍ⣬ʵÑéÖ»Ðè²â¶¨ËĸöÁ¿ÖеÄÈý¸ö¼´¿É£¬ÔòºÏÀíµÄ×éºÏΪ        £¨ÌîÐòºÅ£¬Ð´Ò»×é¼´¿É£©¡£
£¨15·Ö£¬³ý×¢Ã÷Íâÿ¿Õ2·Ö£©
£¨1£©Fe(OH)3 £»  £¨2£©3.2¡«4.2£»  d£»   £¨3£©CuO£¨Ãû³ÆÒà¿É£©£»
£¨4£©¢ÙCu2++CO32£­=CuCO3¡ý£»¢ÚCu2++CO32£­+H2O= Cu(OH)2¡ý+ CO2¡ü£»
£¨5£©¢Ù¢Û¢Ü£¨»ò¢Ù¢Û¢Ý¡¢¢Ù¢Ü¢Ý£©£¨3·Ö£©

ÊÔÌâ·ÖÎö£º£¨1£©¶Ô±ÈÔ­ÁϺÍÄ¿±ê²úÎïµÄ³É·Ö£¬¿ÉÒԲ²â¸ÃÁ÷³Ì¸÷¸ö²½ÖèµÄÖ÷ҪĿµÄ£¬·´Ó¦AÊÇΪÁËÑõ»¯ÑÇÌúÀë×Ó£¬µ÷½ÚpHÊÇΪÁËʹÌúÀë×ÓÈ«²¿±äΪÇâÑõ»¯Ìú³Áµí£¬¹ýÂËÊÇΪÁ˳ýÈ¥ÌúÔªËØ£¬Òò´ËÂËÔüµÄÖ÷Òª³É·ÖÊÇFe(OH)3£¬·´Ó¦BÊÇÖÆÈ¡¼îʽ̼ËáÍ­£¬µÚ¶þ´Î¹ýÂËÊÇΪÁ˳ýÈ¥¿ÉÈÜÐÔÑΣ»£¨2£©¶Á±íÖÐÐÅÏ¢£¬¸ù¾ÝÁ÷³ÌÖÐÔ­ÁϺÍÄ¿±ê²úÎïµÄ×é³É£¬µ÷½ÚÈÜÒºpHʱ£¬Ó¦Ê¹ÌúÀë×ÓÍêÈ«³Áµí£¬¶øÍ­Àë×Ó²»ÄÜ¿ªÊ¼³Áµí£¬Òò´ËÈÜÒºpHÓ¦½éÓÚ3.2¡«4.2Ö®¼ä£»ÈôÑ¡Ôñ°±Ë®£¬»áÒýÈë笠ùÀë×ÓµÈÔÓÖÊ£¬¹ÊaÑ¡Ïî´íÎó£»ÈôÑ¡ÔñÏ¡ÁòËᣬ»áÒýÈëÁòËá¸ùÀë×ÓµÈÔÓÖÊ£¬¹ÊbÑ¡Ïî´íÎó£»ÈôÑ¡ÔñÇâÑõ»¯ÄÆ£¬»áÒýÈëÄÆÀë×ÓµÈÔÓÖÊ£¬¹ÊcÑ¡Ïî´íÎó£»ÈôÑ¡Ôñ̼ËáÍ­£¬²»½öÄܳýÈ¥ÔÓÖÊ£¬¶øÇÒÒýÈëµÄÍ­Àë×ÓÄÜÔö´óÄ¿±ê²úÎïµÄÁ¿£¬¹ÊdÑ¡ÏîÕýÈ·£»£¨3£©Èô·´Ó¦BµÄζȹý¸ß£¬²úÉúµÄ¼îʽ̼ËáÍ­¿ÉÄÜ·Ö½âÉú³ÉºÚÉ«µÄÑõ»¯Í­¹ÌÌ壬ʹÖƱ¸µÄÄ¿±ê²úÎï²»´¿£»£¨4£©Ì¼Ëá¸ùÀë×ÓÓëÍ­Àë×Ó½áºÏÉú³É̼ËáÍ­³Áµí£¬¼´Cu2++CO32£­=CuCO3¡ý£»Í­Àë×ÓÓë̼Ëá¸ùÀë×Ó·¢ÉúË«Ë®½â·´Ó¦£¬Éú³ÉÇâÑõ»¯Í­³ÁµíºÍ¶þÑõ»¯Ì¼ÆøÌ壬¼´Cu2++CO32£­+H2O= Cu(OH)2¡ý+ CO2¡ü£»£¨5£©¼îʽ̼ËáÍ­¸ßηֽâµÄÔ­ÀíΪ£ºaCuCO3?bCu(OH)2?cH2O (a+b)CuO+(b+c)H2O¡ü+aCO2¡ü£¬ÓÉÓÚ¸÷ÎïÖʵÄĦ¶ûÖÊÁ¿ÊýÖµÉϵÈÓÚʽÁ¿£¬n=m/M£¬¸Ã·´Ó¦Öмîʽ̼ËáÍ­¡¢Ñõ»¯Í­¡¢Ë®ÕôÆø¡¢¶þÑõ»¯Ì¼µÄϵÊýÖ®±ÈµÈÓÚÎïÖʵÄÁ¿Ö®±È£¬Ö»ÐèÒª½øÐТ٢ۢܣ¨»ò¢Ù¢Û¢Ý¡¢¢Ù¢Ü¢Ý£©ÊµÑ飬¾Í¿ÉÒÔ¼ÆËã³ö¼îʽ̼ËáÍ­µÄ×é³ÉÖÐa¡¢b¡¢cµÄÖµ¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºÊµÑéÌâ

ijʵÑéС×éÀûÓÃÈçÏÂ×°ÖÃ(²¿·Ö¹Ì¶¨×°ÖÃÂÔ)ÖƱ¸µª»¯¸Æ(Ca3N2)£¬²¢Ì½¾¿ÆäʵÑéʽ¡£

£¨1£©·´Ó¦¹ý³ÌÖÐÄ©¶Ëµ¼¹Ü±ØÐëʼÖÕ²åÈëÊÔ¹ÜAµÄË®ÖУ¬Ä¿µÄÊÇ_____________________¡£
£¨2£©ÖƱ¸µª»¯¸ÆµÄ²Ù×÷²½ÖèÊÇ£º
¢Ù´ò¿ª»îÈûK²¢Í¨ÈëN2£»
¢Úµãȼ¾Æ¾«µÆ£¬½øÐз´Ó¦£»
¢Û·´Ó¦½áÊøºó£¬__________________________________________________________£»
¢Ü²ð³ý×°Öã¬È¡³ö²úÎï¡£
£¨3£©Êý¾Ý¼Ç¼ÈçÏ£º£¨¼ÙÉè·´Ó¦ÍêÈ«£©
¿ÕÓ²ÖʹÜÖÊ
Á¿m0/g
Ó²ÖʹÜÓë¸ÆµÄ
ÖÊÁ¿m1/g
Ó²ÖʹÜÓë²úÎï
µÄÖÊÁ¿m2/g
14.80
15.08
15.15
 
¢Ù ¼ÆËãµÃµ½ÊµÑéʽCaxN2£¬ÆäÖÐx£½________¡£
¢ÚÈôͨÈëµÄN2ÖлìÓÐÉÙÁ¿O2£¬Çë±È½ÏxÓë3µÄ´óС£¬²¢¸ø³öÅжÏÒÀ¾Ý£º
______________________________________________________________________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºÊµÑéÌâ

ʵÑéÊÒÓôÖпÓëÏ¡ÁòËá·´Ó¦ÖÆÈ¡ÇâÆø£¬ÀûÓÃÇâÆø»¹Ô­Ñõ»¯Í­À´²â¶¨Í­µÄÏà¶ÔÔ­×ÓÖÊÁ¿¡£ÊµÑé×°ÖÃÈçÏ£º

£¨1£©ÔÚÆôÆÕ·¢ÉúÆ÷Öд¿Ð¿ÓëÏ¡ÁòËá·´Ó¦¹ýÓÚ»ºÂý£¬¿É²ÉÈ¡µÄ¼Ó¿ìËÙÂʵĴëÊ©ÊÇ¢ÙÊʵ±Ôö´óÁòËáµÄŨ¶È£¬¢Ú_______________________¡£
£¨2£©Óô¿¶È²»¸ßµÄп(´Öп)ÖÆÈ¡ÇâÆø£¬·´Ó¦ËÙÂʿ죬µ«ÖƵõÄÇâÆøÒòº¬H2SµÈ»¹Ô­ÐÔÔÓÖʶøÓÐÄÑÎŵÄÆø棬CuSO4Ï´ÆøÆ¿Öй۲쵽µÄÏÖÏóÊÇ_______________£¬ÊÇ·ñ¿ÉÒÔ½«CuSO4ÈÜÒº»»³ÉŨÁòËá_________(´ð¡°ÊÇ¡±»ò¡°·ñ¡±) £»ÀíÓÉÊÇ__________________________¡£
£¨3£©ÓÐͬѧ·¢ÏÖ´ÖпÓëÏ¡ÁòËá·´Ó¦Ò»¶Îʱ¼äºó£¬Ð¿Á£±íÃæ±äºÚ£¬ÓÚÊÇÊÕ¼¯ÁËÉÙÁ¿¸ÃºÚÉ«¹ÌÌ壬ÑéÖ¤ºÚÉ«¹ÌÌ庬ÌúÔªËصļòµ¥»¯Ñ§·½·¨_________________________________________¡£
£¨4£©ÊµÑéÖеõ½µÄÊý¾ÝÓУºÐ¡´ÉÃóµÄÖÊÁ¿mg£¬Ð¡´ÉÃó¼ÓÑùÆ·µÄÖÊÁ¿n g£¬·´Ó¦ºóС´ÉÃó¼Ó¹ÌÌåµÄÖÊÁ¿w g£¬ÒÑÖªÑõµÄÏà¶ÔÔ­×ÓÖÊÁ¿Îª16£¬ÔòÍ­µÄÏà¶ÔÔ­×ÓÖÊÁ¿ÊÇ____________(Óú¬m¡¢n¡¢wµÄ´úÊýʽ±íʾ)¡£
£¨5£©Ä³´ÎʵÑéÖвⶨ½á¹ûÃ÷ÏÔÆ«´ó£¬¿ÉÄܵÄÔ­ÒòÊÇ________(Ñ¡Ìî±àºÅ)¡£
a£®Î´³ä·ÖÀäÈ´¼´Í£Ö¹Í¨ÇâÆø        b£®Ñõ»¯Í­ÑùÆ·Öк¬ÓÐÂÈ»¯ï§ÔÓÖÊ
c£®·´Ó¦ºó¹ÌÌåÖÐÓÐÉÙÁ¿Cu2O        d£®ÇâÆø²»¸ÉÔïÓÐÉÙÁ¿Ë®·Ö
£¨6£©ÓÉÓÚÆôÆÕ·¢ÉúÆ÷Ò©Æ·ÓÃÁ¿½Ï¶à£¬ÀûÓÃÏÂÁÐÒÇÆ÷×°ÅäÒ»Ì×ÓÐÆôÆÕ·¢ÉúÆ÷¹¦ÄܵļòÒ××°Öã¬ÄãÑ¡Ôñ____________(Ñ¡Ìî±àºÅ) (Ö§³ÅÒÇÆ÷¡¢ÏðƤÈû¡¢µ¼Æø¹ÜÂÔ)¡£

(a)     (b)      (c)      (d)      (e)       (f)

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£º¼ÆËãÌâ

¹ý¶þÁòËá¼Ø(K2S2O8)ÊÇÒ»ÖÖÎÞÉ«½á¾§£¬²»ÈÜÓÚÒÒ´¼£¬ÓÐÇ¿Ñõ»¯ÐÔ£¬Ò׷ֽ⡣ʵÑéÊÒÖƱ¸¹ý¶þÁòËá¼Ø¿Éͨ¹ýµÍεç½âKHSO4ÈÏÈÜÒºµÃµ½¡£
ʵÑé²½ÖèÈçÏ£º
²½Öè1£®³ÆÈ¡40gKHSO4Èܽâ90mLÕôÁóË®£¬µ¹Èë´óÊԹܣ¬ÊԹܽþÔÚ±ùˮԡÖÐ(×°Öüûͼ9)£¬²¢ÀäÈ´µ½5¡æÒÔÏ¡£

²½Öè2µç½â2h£¬Ã¿¸ôÔ¼°ëСʱ²¹Ò»´Î±ù
²½Öè3£®½«³ÁµíÊÕ¼¯ÔÚ©¶·ÖУ¬Ö±½ÓÓÃÒÒ´¼ºÍÒÒÃÑÏ´µÓºÍ¹ýÂË
²½Öè4£®¸ÉÔï¡¢³ÆÖØ
²½Öè5£®»ØÊÕÒÒÃѺÍÒÒ´¼
£¨1£©µç½â×Ü·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ                                          ¡£
£¨2£©µç½â¹ý³ÌÖУ¬Ñô¼«²úÉú΢Á¿ÇÒÄÜʹʪÈóµÄKI-µí·Û±äÀ¶µÄÓÐÉ«µ¥ÖÊÆøÌ壬¸ÃÆøÌå¿ÉÄÜÊÇ(Ìѧʽ)¡£
£¨3£©²½Öè2ÿ¸ô°ëСʱҪÏò´óÉÕ±­Ìí¼Ó±ù¿é£¬ÆäÔ­ÒòÊÇ                           ¡£
£¨4£©²½Öè5»ØÊÕÒÒ´¼¡¢ÒÒÃÑʱ²ÉÓõIJÙ×÷·½·¨ÊÇ                              ¡£
£¨5£©È¡µÃµ½µÄÑùÆ·0.2500gÈÜÓÚ30mLË®£¬¼Ó4gKI£¬ÈûסƿÈû£¬Õñµ´£¬¾²Ö¹15min£¬¼ÓÈë1mL±ù´×ËᣬÔÙÓÃcmol¡¤L- 1Na2S2O3ÈÜÒºµÎ¶¨¡£(S2O82- +3I- =2SO42- +I3-£»I3-I2+I-£»2S2O32-+I2=2I- + S4O62-)
¢ÙÈܽâʱ£¬¼ÓÈëKIºóÐèÈûסƿÈû£¬ÆäÄ¿µÄÊÇ                           ¡£
¢Ú±¾ÊµÑéËùÓõÄָʾ¼ÁΪ                            ¡£
¢ÛÈô±¾´ÎµÎ¶¨ÏûºÄNa2SO3ÈÜÒºVmL£¬Óɱ¾´Î½á¹û¼ÆË㣬ÑùÆ·ÖÐK2S2O8µÄ´¿¶ÈΪ(Óú¬c¡¢VµÄ´úÊýʽ±íʾ)¡£
£¨6£©·ÖÎö»¯Ñ§ÉϼìÑéMn2+ÔÚAg+´ß»¯ÏÂK2S2O8ÈÜÒº½«Mn2+Ñõ»¯Îª×ÏÉ«µÄMnO4-£¬¸Ã·´Ó¦µÄÀë×Ó·½³ÌʽΪ ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁÐ×°ÖÃËùʾµÄʵÑéÖУ¬ÄܴﵽʵÑéÄ¿µÄµÄÊÇ
A£®³ýÈ¥Cl2ÖеÄHClB£®µç½âÖÆÂÈÆøºÍÇâÆø
C£®ÊµÑéÊÒÖÆ°±ÆøD£®·ÖÀëµâ¾ÆÖеĵâºÍ¾Æ¾«

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁÐ˵·¨ÖУ¬ÕýÈ·µÄÊÇ
A£®¹¤ÒµÉϽðÊôMg¡¢Al¶¼ÊÇÓõç½âÆäÏàÓ¦µÄÂÈ»¯ÎïË®ÈÜÒºÖƵõÄ
B£®ÈÕÓÃÂÁÖÆÆ·±íÃ渲¸Ç×ÅÑõ»¯Ä¤£¬¶ÔÄÚ²¿½ðÊôÆð±£»¤×÷ÓÃ
C£®CO¡¢NO¡¢NO2¶¼ÊÇ´óÆøÎÛȾÆøÌ壬ÔÚ¿ÕÆøÖж¼ÄÜÎȶ¨´æÔÚ
D£®Îª²â¶¨ÈÛÈÚÇâÑõ»¯ÄƵĵ¼µçÐÔ£¬¿É½«ÇâÑõ»¯ÄƹÌÌå·ÅÔÚʯӢÛáÛöÖмÓÈÈÈÛ»¯

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºÊµÑéÌâ

ÎÞË®FeCl3³Ê×غìÉ«£¬¼«Ò׳±½â£¬100¡æ×óÓÒʱÉý»ª£¬¹¤ÒµÉϳ£ÓÃ×÷ÓлúºÏ³É´ß»¯¼Á¡£ÊµÑéÊÒ¿ÉÓÃÏÂÁÐ×°ÖÃ(¼Ð³ÖÒÇÆ÷ÂÔÈ¥)ÖƱ¸²¢ÊÕ¼¯ÎÞË®FeCl3¡£

Çë»Ø´ð£º
£¨1£©×°ÖÃAÖз´Ó¦µÄÀë×Ó·½³ÌʽΪ                          ¡£
£¨2£©×°ÖÃFÖÐËù¼ÓµÄÊÔ¼ÁΪ                          ¡£
£¨3£©µ¼¹ÜbµÄ×÷ÓÃΪ                        £»
×°ÖÃBµÄ×÷ÓÃΪ                        ¡£
£¨4£©ÊµÑéʱӦÏȵãȼA´¦µÄ¾Æ¾«µÆ£¬·´Ó¦Ò»»á¶ùºó£¬ÔÙµãȼD´¦µÄ¾Æ¾«µÆ,Ô­ÒòΪ         ¡£
£¨5£©·´Ó¦½áÊøºó£¬²ðжװÖÃÇ°£¬±ØÐë½øÐеIJÙ×÷ÊÇ                  
£¨6£©Îª¼ìÑéËùµÃ²úÆ·ÖÐÊÇ·ñº¬ÓÐFeCl2£¬¿É½øÐÐÈçÏÂʵÑ飺ȡEÖÐÊÕ¼¯µÄ²úÎïÉÙÐí£¬¼ÓË®Èܽ⣬ÏòËùµÃÈÜÒºÖмÓÈëÒ»ÖÖÊÔ¼Á£¬¸ÃÊÔ¼ÁΪ             (ÌîÐòºÅ£©¡£
¢ÙFe·Û   ¢ÚKSCNÈÜÒº    ¢ÛËáÐÔKMnO4ÈÜÒº    ¢ÜNaOHÈÜÒº

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÓÃÀ¨ºÅÄÚÊÔ¼Á¼°²Ù×÷·½·¨³ýÈ¥ÏÂÁи÷ÎïÖÊÖеÄÉÙÁ¿ÔÓÖÊ£¬²»ÕýÈ·µÄÊÇ
A£®±½Öеı½·Ó£¨Br2Ë®¡¢¹ýÂË£©
B£®ÒÒËáÒÒõ¥ÖеÄÒÒËᣨ±¥ºÍ̼ËáÄÆÈÜÒº¡¢·ÖÒº£©
C£®äåÒÒÍéÖеÄÒÒ´¼£¨Ë®¡¢·ÖÒº£©
D£®äå±½ÖеÄä壨NaOHÈÜÒº¡¢·ÖÒº£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÓÒͼÊÇÖÆÈ¡ºÍÊÕ¼¯Ä³ÆøÌåµÄʵÑé×°Ö㬸Ã×°ÖÿÉÓÃÓÚ
A£®ÓÃŨÁòËáºÍÂÈ»¯ÄÆ·´Ó¦ÖÆÈ¡HCl
B£®ÓÃŨ°±Ë®ºÍÉúʯ»Ò·´Ó¦ÖÆÈ¡NH3
C£®ÓÃË«ÑõË®Óë¶þÑõ»¯ÃÌ·´Ó¦ÖÆÈ¡O2
D£®Óñ¥ºÍʳÑÎË®ºÍµçʯ·´Ó¦ÖÆÈ¡C2H2

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸