ÌâÄ¿ÄÚÈÝ

£¨12·Ö£© A-EÁùÖÖÔªËØÖУ¬³ýAÍâ¾ùΪ¶ÌÖÜÆÚÔªËØ£¬ËüÃǵÄÔ­×ӽṹ»òÐÔÖÊÈç±íËùʾ£º
ÐòºÅ
ÔªËØ
½á¹¹»òÐÔÖÊ
¢Ù
A
Éú»îÖг£¼ûµÄ½ðÊô£¬ËüÓÐÁ½ÖÖÂÈ»¯ÎÏà¶Ô·Ö×ÓÖÊÁ¿Ïà²î35.5
¢Ú
B
Ô­×Ó×îÍâ²ãµç×ÓÊýÊÇÄÚ²ãµç×ÓÊýµÄ1/5
¢Û
C
K²ãºÍM²ãÉϵç×ÓÊýÖ®ºÍµÈÓÚL²ãÉϵç×ÓÊý
¢Ü
D
ÓëBͬÖÜÆÚ£¬ÇÒ×îÍâ²ãµç×ÓÊýµÈÓÚµç×Ó²ãÊý
¢Ý
E
1­¡ª20ºÅÔªËØÖÐÔ­×Ӱ뾶×î´ó£¨³ýÏ¡ÓÐÆøÌåÍ⣩
£¨1£©¹¤ÒµÉÏÀûÓÃDµ¥ÖÊÓëAµÄÒ»ÖÖºìÉ«Ñõ»¯Îï·´Ó¦£¬ÔÚÒ°Í⺸½Ó¸Ö¹ì£¬Æ仯ѧ·½³Ìʽ£º                                                 ¡£
£¨2£©·Ö±ðÓÉA¡¢B¡¢D¡¢EËùÐγɵļòµ¥Àë×ÓÖУ¬¾ßÓл¹Ô­ÐÔµÄÀë×ÓÊÇ   £¬Ñõ»¯ÐÔ×îÈõµÄÀë×ÓÊÇ   ¡££¨ÌîÀë×Ó·ûºÅ£©
£¨3£©DµÄ×î¸ß¼ÛÑõ»¯Îï¶ÔӦˮ»¯Îï³£ÓÃÓÚÖÎÁÆθËᣨº¬ÑÎËᣩ¹ý¶àÖ¢£¬Çëд³öÓйط´Ó¦µÄ»¯Ñ§·½³Ìʽ                                           ¡£
£¨4£©Ö¤Ã÷ÎïÖÊÖк¬ÓÐEÔªËصķ½·¨ÊÇ:ÓýྻµÄ²¬Ë¿°ôպȡÉÙÁ¿º¬EÔªËصÄÎïÖÊÔھƾ«µÆÉÏ×ÆÉÕ£¬Äܹ»¹Û²ìµ½         É«»ðÑæ¡£
£¨5£©BÓëDÐγɵĺϽðÊǹ¤ÒµÉÏÖØÒªµÄ²ÄÁÏ¡£Ð´³ö¸ÃºÏ½ðÔÚ¹¤ÒµÉϵÄÒ»¸öÓÃ;                   ¡£Ä³Í¬Ñ§½öʹÓÃÌìƽºÍÓÒͼËùʾµÄ×°ÖòⶨijЩÊý¾Ý¼´¿ÉÇó³ö¸ÃºÏ½ðÖÐBÔªËصĺ¬Á¿¡£

¢ÙʵÑéÐèÒª²â¶¨Èý¸öÎïÀíÁ¿£ººÏ½ðµÄÖÊÁ¿m¡¢aºÍb¡£
aÊÇ·´Ó¦Ç°×°ÖúÍÒ©Æ·µÄ×ÜÖÊÁ¿£»
bÊÇ                             £»
¢Ú¸ÉÔï¹ÜÖÐÊ¢·ÅµÄÊÔ¼Á×îºÃÊÇ               ¡£
¢ÛºÏ½ðÖÐBÔªËصÄÖÊÁ¿·ÖÊýÊÇ                           £¨ÓÃm¡¢a¡¢b±íʾ£©¡£
£¨1£©(2·Ö)   2Al + Fe2O3¸ßΠ2Fe + Al2O3£¨2£©(¸÷1·Ö) Fe2+,  K+
£¨3£©(2·Ö) Al(OH)3£«3H+£½Al3+£«3H2O  £¨4£©(1·Ö)ÏÔ×ÏÉ«¡£
£¨5£©¢Ù(1·Ö)     bÊÇ·´Ó¦ºó×°ÖúÍÒ©Æ·µÄ×ÜÖÊÁ¿ ¢Ú(1·Ö)¼îʯ»Ò£¨»òÆäËû¼îÐÔ¸ÉÔï¼Á£©
ÓÉÌâÒâ¿ÉÖª£ºA¡¢B¡¢C¡¢D¡¢E¶ÔÓ¦µÄÔªËØ·Ö±ðΪ£º£»
£¨1£©¹¤ÒµÉÏÀûÓÃALµ¥ÖÊÓëAµÄÒ»ÖÖºìÉ«Ñõ»¯Îï·´Ó¦£¬ÔÚÒ°Í⺸½Ó¸Ö¹ì£¬Æ仯ѧ·½³ÌʽΪ£º2Al + Fe2O3¸ßΠ2Fe + Al2O3£»
£¨2£©·Ö±ðÓÉA¡¢B¡¢D¡¢EËùÐγɵļòµ¥Àë×Ó·Ö±ðΪ£º£»¾ßÓл¹Ô­ÐÔµÄÀë×ÓÊÇFe2+,Ñõ»¯ÐÔ×îÈõµÄÀë×ÓÊÇK+£»
£¨3£©DµÄ×î¸ß¼ÛÑõ»¯Îï¶ÔӦˮ»¯ÎïΪ£¬³£ÓÃÓÚÖÎÁÆθËᣨº¬ÑÎËᣩ¹ý¶àÖ¢£¬Æä·½³ÌʽΪ£ºAl(OH)3£«3H+£½Al3+£«3H2O
£¨4£©Ö¤Ã÷ÎïÖÊÖк¬ÓÐKÔªËصķ½·¨ÊÇ:ÓýྻµÄ²¬Ë¿°ôպȡÉÙÁ¿º¬EÔªËصÄÎïÖÊÔھƾ«µÆÉÏ×ÆÉÕ£¬Äܹ»¹Û²ìµ½»ðÑæ³Ê×ÏÉ«£»
5£©¢ÙbÊÇ·´Ó¦ºó×°ÖúÍÒ©Æ·µÄ×ÜÖÊÁ¿ ¢Ú¼îʯ»Ò£¨»òÆäËû¼îÐÔ¸ÉÔï¼Á£©
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø