NiSO4•6H2OÊÇÒ»ÖÖÂÌÉ«Ò×ÈÜÓÚË®µÄ¾§Ì壬¹ã·ºÓÃÓÚ»¯Ñ§¶ÆÄø¡¢Éú²úµç³ØµÈ£¬¿ÉÓɵç¶Æ·ÏÔü£¨³ýº¬ÄøÍ⣬»¹º¬ÓУºCu¡¢Zn¡¢Fe¡¢CrµÈÔªËصĻ¯ºÏÎïÔÓÖÊ£©ÎªÔ­ÁÏ»ñµÃ¡£Óйع¤ÒÕÁ÷³ÌÈçÏ£º

£¨1£©Íù·ÏÔüÖмÓH2SO4ËáÂþ£¬Òª³ä·Ö½Á°è£¬ÆäÄ¿µÄÊÇ                    ¡£

£¨2£©¼ÓNa2SµÄÄ¿µÄÊdzýȥͭ¡¢Ð¿µÈÔÓÖÊ£¬Çëд³ö³ýÈ¥Cu2+µÄÀë×Ó·½³Ìʽ             ¡£

£¨3£©¼Ó6%µÄH2O2ʱ£¬Î¶Ȳ»Äܹý¸ß£¬ÆäÄ¿µÄÊÇ                         ¡£

£¨4£©³ýÌú·½·¨£ºÓÃH2O2³ä·ÖÑõ»¯ºó£¬ÔÙÓÃNaOH¿ØÖÆpHÖµ2¡«4·¶Î§ÄÚÉú³ÉÇâÑõ»¯Ìú³Áµí¡£ÔÚÉÏÊö·½·¨ÖУ¬Ñõ»¯¼Á¿ÉÓÃNaClO3´úÌ棬ÓÃNaClO3Ñõ»¯Fe2+µÄÀë×Ó·½³ÌʽΪ                                        ¡£

£¨5£©ÉÏÊöÁ÷³ÌÖÐÂËÒºIIIµÄÈÜÖʵÄÖ÷Òª³É·ÖÊÇ£º                    ¡£

£¨6£©²Ù×÷I°üÀ¨ÒÔϹý³Ì£º¹ýÂË£¬ÓÃH2SO4Èܽ⣬                ¡¢               ¡¢¹ýÂË¡¢Ï´µÓ»ñµÃ²úÆ·¡£

 

¡¾´ð°¸¡¿

£¨16·Ö£©£¨1£©¼Ó¿ì·´Ó¦ËÙÂÊ»òÌá¸ß½þ³öÂÊ£¨ºÏÀíµÄ¸ø·Ö£©  £¨2·Ö£©

£¨2£©S2¡¥+Cu2+=CuS¡ý£¨2·Ö£©

£¨3£©¼õÉÙ£¨·ÀÖ¹£©¹ýÑõ»¯ÇâµÄ·Ö½â  £¨2·Ö£©

£¨4£©6Fe2++ClO3¡¥+6H+=6Fe3++Cl¡¥+3H2O£¨2·Ö£©

£¨5£©Na2SO4¡¢NiSO4 £¨4·Ö£¬Â©Ñ¡µÃ2·Ö£¬´íÑ¡²»¸ø·Ö£©

£¨6£©Õô·¢Å¨Ëõ    ÀäÈ´½á¾§£¨4·Ö£©

¡¾½âÎö¡¿

ÊÔÌâ·ÖÎö£º£¨1£©¸ù¾Ý»¯Ñ§·´Ó¦ËÙÂʵÄÓ°ÏìÒòËؼ°¹æÂÉ¿ÉÖª£¬³ä·Ö½Á°èµÄÄ¿µÄÊǼӿì·ÏÔüÖеÄÄøµ¥ÖʵÈÓëÁòËá·´Ó¦µÄËÙÂÊ£¬Ìá¸ßÄøÔªËصĽþ³öÂÊ£»£¨2£©Na2SÊÇ¿ÉÈÜÐÔÑΣ¬ÈÜÓÚˮʱµçÀë³öS2¡¥£¬S2¡¥ÓëCu2+Ò×·´Ó¦Éú³ÉCuS³Áµí£»£¨3£©¹ýÑõ»¯ÇâÊÇÂÌÉ«Ñõ»¯¼Á£¬ÆäÄ¿µÄÊǽ«Fe2+ÍêÈ«Ñõ»¯ÎªFe3+£¬ÇÒ²»ÒýÈëеÄÔÓÖÊ£¬µ«ÊÇH2O2²»Îȶ¨£¬ÊÜÈÈÒ×·Ö½âΪˮºÍÑõÆø£¬Òò´ËζȲ»Äܹý¸ß£»£¨4£©NaClO3ÊÇ¿ÉÈÜÐÔÑΣ¬NaOHÊÇÇ¿¼î£¬¸ù¾ÝÌâÒâ¿ÉÖª£¬Fe2+ÊÇ»¹Ô­¼Á£¬ClO3¡¥ÊÇÑõ»¯¼Á£¬Fe3+ÊÇÑõ»¯²úÎ»¹Ô­²úÎïÊÇCl¡¥£¬¶ø²»ÊÇCl2£¬ÒòΪ¼îÐÔÈÜÒº²»ÄÜ´óÁ¿´æÔÚCl2£¬¸ù¾ÝÌúÔªËØ»¯ºÏ¼ÛÉý¸ß×ÜÊýµÈÓÚÂÈÔªËØ»¯ºÏ¼Û½µµÍ×ÜÊý£¬µçºÉÊغ㡢ԭ×ÓÊغãÔ­Àí¿ÉµÃ·´Ó¦Ê½£º6Fe2++ClO3¡¥+6H+=6Fe3++Cl¡¥+3H2O£»£¨5£©¶Áͼ¿ÉÖª£¬¼ÓNa2SµÄÄ¿µÄÊdzýȥͭ¡¢Ð¿µÈÔÓÖÊ£¬¼ÓH2O2¡¢NaOHµÄÄ¿µÄÊdzýÈ¥ÌúµÈÔÓÖÊ£¬¼ÓNa2CO3µÄÄ¿µÄÊdzýÈ¥¸õµÈÔÓÖÊ£¬Òò´ËÍƶÏÂËÒº1µÄÖ÷Òª³É·ÖÊÇNiSO4¡¢FeSO4¡¢Cr2(SO4)3¡¢Na2SO4£¬ÂËÒºIIµÄÖ÷Òª³É·ÖÊÇNiSO4¡¢Cr2(SO4)3¡¢Na2SO4£¬ÂËÒºIIIµÄÖ÷Òª³É·ÖÊÇNiSO4¡¢Na2SO4£»£¨6£©´ÓNiSO4¡¢Na2SO4¼°ÁòËáµÄ»ìºÏÈÜÒºÖÐÖÆÈ¡NiSO4•6H2O¾§Ì壬ÐèÒªÕô·¢Å¨Ëõ¡¢ÀäÈ´½á¾§¡¢¹ýÂË¡¢Ï´µÓ¡¢¸ÉÔïµÈ¹ý³Ì¡£

¿¼µã£º¿¼²éÎïÖÊÖƱ¸Ð͹¤ÒÕÁ÷³Ì´óÌ⣬Éæ¼°½âÊͲÙ×÷µÄÄ¿µÄ¡¢³ýÔÓʵÖÊ¡¢Î¶ȿØÖƵÄÔ­Òò¡¢ÂËÒºÖ÷Òª³É·Ö¡¢¾§ÌåÖƱ¸µÄ»ù±¾²Ù×÷µÈ֪ʶ¡£

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨14·Ö£©Ä³»¯Ñ§Ñо¿ÐÔѧϰС×éͨ¹ý²éÔÄ×ÊÁÏ£¬Éè¼ÆÁËÈçÏÂͼËùʾµÄ·½·¨ÒÔº¬Äø·Ï´ß»¯¼ÁΪԭÁÏÀ´ÖƱ¸NiSO4•7H2O¡£ÒÑ֪ij»¯¹¤³§µÄº¬Äø´ß»¯¼ÁÖ÷Òªº¬ÓÐNi£¬»¹º¬ÓÐAl£¨31%£©¡¢Fe£¨1.3%£©µÄµ¥Öʼ°Ñõ»¯ÎÆäËû²»ÈÜÔÓÖÊ(3.3%)¡£

²¿·ÖÑôÀë×ÓÒÔÇâÑõ»¯ÎïÐÎʽÍêÈ«³ÁµíʱµÄpHÈçÏ£º

³ÁµíÎï

Al(OH)3

Fe(OH)3

Fe(OH)2

Ni(OH)2

pH

5.2

3.2

9.7

9.2

»Ø´ðÏÂÁÐÎÊÌ⣺

¢Å ²Ù×÷a¡¢cÖÐÐèʹÓõÄÒÇÆ÷³ýÌú¼Ų̈£¨´øÌúȦ£©¡¢¾Æ¾«µÆ¡¢ÉÕ±­¡¢²£Á§°ôÍ⻹ÐèÒªµÄÖ÷ÒªÒÇÆ÷Ϊ                               ¡£

¢Æ ¡°¼î½þ¡±¹ý³ÌÖз¢ÉúµÄÀë×Ó·½³ÌʽÊÇ                                ¡£

¢Ç¡°Ëá½þ¡±Ê±Ëù¼ÓÈëµÄËáÊÇ               (Ìѧʽ£©¡£Ëá½þºó£¬¾­²Ù×÷a·ÖÀë³ö¹ÌÌå¢Ùºó£¬ÈÜÒºÖпÉÄܺ¬ÓеĽðÊôÀë×ÓÊÇ                          ¡£

¢È ²Ù×÷bΪµ÷½ÚÈÜÒºµÄpH£¬ÄãÈÏΪpHµÄ×î¼Ñµ÷¿Ø·¶Î§ÊÇ               ¡£

¢É¡°µ÷pHΪ2~3¡±µÄÄ¿µÄÊÇ                                         ¡£

¢Ê ²úÆ·¾§ÌåÖÐÓÐʱ»á»ìÓÐÉÙÁ¿ÂÌ·¯£¨FeSO4¡¤7H2O£©£¬ÆäÔ­Òò¿ÉÄÜÊÇ              ¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2010Äê½­ËÕÊ¡¸ß¶þÏÂѧÆÚÆÚÄ©¿¼ÊÔ»¯Ñ§ ÌâÐÍ£ºÊµÑéÌâ

£¨14·Ö£©Ä³»¯Ñ§Ñо¿ÐÔѧϰС×éͨ¹ý²éÔÄ×ÊÁÏ£¬Éè¼ÆÁËÈçÏÂͼËùʾµÄ·½·¨ÒÔº¬Äø·Ï´ß»¯¼ÁΪԭÁÏÀ´ÖƱ¸NiSO4•7H2O¡£ÒÑ֪ij»¯¹¤³§µÄº¬Äø´ß»¯¼ÁÖ÷Òªº¬ÓÐNi£¬»¹º¬ÓÐAl£¨31%£©¡¢Fe£¨1.3%£©µÄµ¥Öʼ°Ñõ»¯ÎÆäËû²»ÈÜÔÓÖÊ(3.3%)¡£

²¿·ÖÑôÀë×ÓÒÔÇâÑõ»¯ÎïÐÎʽÍêÈ«³ÁµíʱµÄpHÈçÏ£º

³ÁµíÎï

Al(OH)3

Fe(OH)3

Fe(OH)2

Ni(OH)2

pH

5.2

3.2

9.7

9.2

»Ø´ðÏÂÁÐÎÊÌ⣺

¢Å ²Ù×÷a¡¢cÖÐÐèʹÓõÄÒÇÆ÷³ýÌú¼Ų̈£¨´øÌúȦ£©¡¢¾Æ¾«µÆ¡¢ÉÕ±­¡¢²£Á§°ôÍ⻹ÐèÒªµÄÖ÷ÒªÒÇÆ÷Ϊ                                ¡£

¢Æ ¡°¼î½þ¡±¹ý³ÌÖз¢ÉúµÄÀë×Ó·½³ÌʽÊÇ                                 ¡£

¢Ç¡°Ëá½þ¡±Ê±Ëù¼ÓÈëµÄËáÊÇ                (Ìѧʽ£©¡£Ëá½þºó£¬¾­²Ù×÷a·ÖÀë³ö¹ÌÌå¢Ùºó£¬ÈÜÒºÖпÉÄܺ¬ÓеĽðÊôÀë×ÓÊÇ                           ¡£

¢È ²Ù×÷bΪµ÷½ÚÈÜÒºµÄpH£¬ÄãÈÏΪpHµÄ×î¼Ñµ÷¿Ø·¶Î§ÊÇ                ¡£

¢É¡°µ÷pHΪ2~3¡±µÄÄ¿µÄÊÇ                                          ¡£

¢Ê ²úÆ·¾§ÌåÖÐÓÐʱ»á»ìÓÐÉÙÁ¿ÂÌ·¯£¨FeSO4¡¤7H2O£©£¬ÆäÔ­Òò¿ÉÄÜÊÇ               ¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨14·Ö£©Ä³»¯Ñ§Ñо¿ÐÔѧϰС×éͨ¹ý²éÔÄ×ÊÁÏ£¬Éè¼ÆÁËÈçÏÂͼËùʾµÄ·½·¨ÒÔº¬Äø·Ï´ß»¯¼ÁΪԭÁÏÀ´ÖƱ¸NiSO4•7H2O¡£ÒÑ֪ij»¯¹¤³§µÄº¬Äø´ß»¯¼ÁÖ÷Òªº¬ÓÐNi£¬»¹º¬ÓÐAl£¨31%£©¡¢Fe£¨1.3%£©µÄµ¥Öʼ°Ñõ»¯ÎÆäËû²»ÈÜÔÓÖÊ(3.3%)¡£

²¿·ÖÑôÀë×ÓÒÔÇâÑõ»¯ÎïÐÎʽÍêÈ«³ÁµíʱµÄpHÈçÏ£º

³ÁµíÎï

Al(OH)3

Fe(OH)3

Fe(OH)2

Ni(OH)2

pH

5.2

3.2

9.7

9.2

»Ø´ðÏÂÁÐÎÊÌ⣺

¢Å ²Ù×÷a¡¢cÖÐÐèʹÓõÄÒÇÆ÷³ýÌú¼Ų̈£¨´øÌúȦ£©¡¢¾Æ¾«µÆ¡¢ÉÕ±­¡¢²£Á§°ôÍ⻹ÐèÒªµÄÖ÷ÒªÒÇÆ÷Ϊ                                ¡£

¢Æ ¡°¼î½þ¡±¹ý³ÌÖз¢ÉúµÄÀë×Ó·½³ÌʽÊÇ                                 ¡£

¢Ç¡°Ëá½þ¡±Ê±Ëù¼ÓÈëµÄËáÊÇ                (Ìѧʽ£©¡£Ëá½þºó£¬¾­²Ù×÷a·ÖÀë³ö¹ÌÌå¢Ùºó£¬ÈÜÒºÖпÉÄܺ¬ÓеĽðÊôÀë×ÓÊÇ                           ¡£

¢È ²Ù×÷bΪµ÷½ÚÈÜÒºµÄpH£¬ÄãÈÏΪpHµÄ×î¼Ñµ÷¿Ø·¶Î§ÊÇ                ¡£

¢É¡°µ÷pHΪ2~3¡±µÄÄ¿µÄÊÇ                                          ¡£

¢Ê ²úÆ·¾§ÌåÖÐÓÐʱ»á»ìÓÐÉÙÁ¿ÂÌ·¯£¨FeSO4¡¤7H2O£©£¬ÆäÔ­Òò¿ÉÄÜÊÇ               ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ij»¯Ñ§Ñо¿ÐÔѧϰС×éͨ¹ý²éÔÄ×ÊÁÏ£¬Éè¼ÆÁËÈçÏÂͼËùʾµÄ·½·¨ÒÔº¬Äø·Ï´ß»¯¼ÁΪԭÁÏÀ´ÖƱ¸NiSO4•7H2O¡£ÒÑ֪ij»¯¹¤³§µÄº¬Äø´ß»¯¼ÁÖ÷Òªº¬ÓÐNi£¬»¹º¬ÓÐAl£¨31%£©¡¢Fe£¨1.3%£©µÄµ¥Öʼ°Ñõ»¯ÎÆäËû²»ÈÜÔÓÖÊ(3.3%)¡£

 


²¿·ÖÑôÀë×ÓÒÔÇâÑõ»¯ÎïÐÎʽ³ÁµíʱµÄpHÈçÏ£º

³ÁµíÎï

¿ªÊ¼³Áµí

ÍêÈ«³Áµí

Al(OH)3

3.8

5.2

Fe(OH)3

2.7

3.2

Fe(OH)2

7.6

9.7

Ni(OH)2

7.1

9.2

»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©²Ù×÷a¡¢cÖÐÐèʹÓõÄÒÇÆ÷³ýÌú¼Ų̈£¨´øÌúȦ£©¡¢¾Æ¾«µÆ¡¢ÉÕ±­¡¢²£Á§°ôÍ⻹ÐèÒªµÄÖ÷ÒªÒÇÆ÷Ϊ             ¡ø            ¡£

£¨2£©¡°¼î½þ¡±¹ý³ÌÖз¢ÉúµÄÀë×Ó·½³ÌʽÊÇ         ¡ø    £¬      ¡ø                 ¡£

£¨3£©¡°Ëá½þ¡±Ê±Ëù¼ÓÈëµÄËáÊÇ     ¡ø       £¨Ìѧʽ£©¡£Ëá½þºó£¬¾­²Ù×÷a·ÖÀë³ö¹ÌÌå¢Ùºó£¬ÈÜÒºÖпÉÄܺ¬ÓеĽðÊôÀë×ÓÊÇ      ¡ø          ¡£

£¨4£© ²Ù×÷bΪµ÷½ÚÈÜÒºµÄpH£¬ÄãÈÏΪpHµÄ×î¼Ñµ÷¿Ø·¶Î§ÊÇ      ¡ø            ¡£

£¨5£©¡°µ÷pHΪ2~3¡±µÄÄ¿µÄÊÇ                           ¡ø                 ¡£

£¨6£©²úÆ·¾§ÌåÖÐÓÐʱ»á»ìÓÐÉÙÁ¿ÂÌ·¯£¨FeSO4¡¤7H2O£©£¬ÆäÔ­Òò¿ÉÄÜÊÇ    ¡ø          ¡£

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸