ÌâÄ¿ÄÚÈÝ
ij²»Ðâ¸Ö£¨Ö÷Òª³É·ÖΪFe£©ÑùÆ·Öк¬ÓÐÂÁ¡¢Í¡¢¹èµÈ£¨ÆäËü³É·ÖºöÂÔ£©£¬ÎªÁ˲ⶨ¸ÃºÏ½ðÖÐÌúµÄº¬Á¿£¬ÓÐÈËÉè¼ÆÈçϹ¤ÒÕÁ÷³Ì£º
¢ÜFe2O3¢ÛÈÜÒºB¼ÓÈë¹ýÁ¿NaOHÈÜÒººìºÖÉ«³ÁµíB¢Ú¢ÙÑùÆ·agÂËÔüAÂËÒºA×ãÁ¿Ï¡ÑÎËáͨ¹ýÁ¿Cl2ÂËÒºC
£¨1£©È¡ÑùÆ·ag£¬³ÆȡʱʹÓõÄÖ÷ÒªÒÇÆ÷Ãû³ÆΪ______£®
£¨2£©ÂËÒºAÖÐÈÜÖÊÖ÷Òªº¬ÓÐ______¡¢______£¨Ð´»¯Ñ§Ê½£©£»²Ù×÷¢ÙµÄÃû³Æ______£¬ÆäʹÓõIJ£Á§ÒÇÆ÷ÓÐ______£®
£¨3£©Ð´³öÓÉÈÜÒºBÉú³ÉºìºÖÉ«³ÁµíBµÄÀë×Ó·½³Ìʽ______£®
£¨4£©¶ÔËùµÃFe2O3¹ÌÌå³ÆÁ¿µÃÖÊÁ¿Îªbg£¬¼ÆËã¸ÃÑùÆ·ÖÐÌúÔªËصÄÖÊÁ¿°Ù·ÖÊýµÄ±í´ïʽΪ£¨Óú¬a¡¢bµÄʽ×Ó±íʾ£©______£®
£¨5£©ÈçºÎÑéÖ¤ÂËÒºAÖк¬Fe2+£¬¶ø²»º¬Fe3+______£®
¢ÜFe2O3¢ÛÈÜÒºB¼ÓÈë¹ýÁ¿NaOHÈÜÒººìºÖÉ«³ÁµíB¢Ú¢ÙÑùÆ·agÂËÔüAÂËÒºA×ãÁ¿Ï¡ÑÎËáͨ¹ýÁ¿Cl2ÂËÒºC
£¨1£©È¡ÑùÆ·ag£¬³ÆȡʱʹÓõÄÖ÷ÒªÒÇÆ÷Ãû³ÆΪ______£®
£¨2£©ÂËÒºAÖÐÈÜÖÊÖ÷Òªº¬ÓÐ______¡¢______£¨Ð´»¯Ñ§Ê½£©£»²Ù×÷¢ÙµÄÃû³Æ______£¬ÆäʹÓõIJ£Á§ÒÇÆ÷ÓÐ______£®
£¨3£©Ð´³öÓÉÈÜÒºBÉú³ÉºìºÖÉ«³ÁµíBµÄÀë×Ó·½³Ìʽ______£®
£¨4£©¶ÔËùµÃFe2O3¹ÌÌå³ÆÁ¿µÃÖÊÁ¿Îªbg£¬¼ÆËã¸ÃÑùÆ·ÖÐÌúÔªËصÄÖÊÁ¿°Ù·ÖÊýµÄ±í´ïʽΪ£¨Óú¬a¡¢bµÄʽ×Ó±íʾ£©______£®
£¨5£©ÈçºÎÑéÖ¤ÂËÒºAÖк¬Fe2+£¬¶ø²»º¬Fe3+______£®
²»Ðâ¸Ö£¨Ö÷Òª³É·ÖΪFe£©ÑùÆ·Öк¬ÓÐÂÁ¡¢ÍµÈ£¬¼ÓÈë×ãÁ¿Ï¡ÑÎËáÌú¡¢ÂÁÈܽâΪÂÈ»¯ÑÇÌúºÍÂÈ»¯ÂÁÈÜÒº£¬Í²»Èܽ⣬¹ýÂ˵õ½ÂËÔüAΪͣ¬ÂËÒºAÖк¬ÓеÄÈÜÖʳɷÖΪFeCl2¡¢AlCl3£¬Í¨¹ýÂÈÆø°ÑÂÈ»¯ÑÇÌúÑõ»¯ÎªÂÈ»¯Ìú£¬2FeCl2+Cl2=2FeCl3£¬µÃµ½ÈÜÒºBÖÐΪFeCl3¡¢AlCl3£¬BÈÜÒºÖмÓÈë¹ýÁ¿ÇâÑõ»¯ÄÆÈÜÒº·´Ó¦Îª£ºFeCl3+3NaOH=Fe£¨OH£©3¡ý+3NaCl£¬AlCl3+4NaOH=NaAlO2+3NaCl£¬¹ýÂ˵õ½ºìºÖÉ«ÇâÑõ»¯Ìú³ÁµíºÍÂËÒºC£¬ÂËÒºCÖк¬ÓеÄÈÜÖÊNaAlO2¡¢NaCl¡¢NaOH£¬ºìºÖÉ«³ÁµíÇâÑõ»¯Ìú¼ÓÈÈ·Ö½âµÃµ½Ñõ»¯Ìú£»
£¨1£©È¡ÑùÆ·ag£¬³ÆȡʱʹÓõÄÖ÷ÒªÒÇÆ÷Ãû³ÆΪÍÐÅÌÌìƽ£¬¹Ê´ð°¸Îª£ºÍÐÅÌÌìƽ£»
£¨2£©¼ÓÈë×ãÁ¿Ï¡ÑÎËáÌú¡¢ÂÁÈܽâΪÂÈ»¯ÑÇÌúºÍÂÈ»¯ÂÁÈÜÒº£¬Í²»Èܽ⣬¹ýÂ˵õ½ÂËÔüAΪͣ¬ÂËÒºAÖк¬ÓеÄÈÜÖʳɷÖΪFeCl2¡¢AlCl3£»ÒòËØÈܽâºóͨ¹ý²Ù×÷¢Ù·ÖÀëµÄÈÜÒººÍÂËÔü£¬²Ù×÷µÄÃû³ÆÊǹýÂË£¬ÐèÒªÓõ½µÄ²£Á§ÒÇÆ÷Ϊ£ºÂ©¶·¡¢²£Á§°ô¡¢ÉÕ±£¬
¹Ê´ð°¸Îª£ºFeCl2£»AlCl3£»¹ýÂË£»Â©¶·¡¢²£Á§°ô¡¢ÉÕ±£»
£¨3£©ÂËÒºAÖÐÊÇFeCl2¡¢AlCl3£¬¼ÓÈë¹ýÁ¿ÇâÑõ»¯ÄÆÈÜÒºµÃµ½ºìºÖÉ«³ÁµíÇâÑõ»¯ÌúºÍÈÜҺƫÂÁËáÄÆÈÜÒº£¬ÈÜÒºBÉú³ÉºìºÖÉ«³ÁµíBµÄÀë×Ó·½³ÌʽΪ£ºFe3++3OH-=Fe£¨OH£©3¡ý£¬¹Ê´ð°¸Îª£ºFe3++3OH-=Fe£¨OH£©3¡ý£»
£¨4£©ÑùÆ·ÖÊÁ¿Îªag£¬ËùµÃFe2O3¹ÌÌå³ÆÁ¿µÃÖÊÁ¿Îªbg£¬ÒÀ¾ÝÌúÔªËØÊغã¼ÆËã¸ÃÑùÆ·ÖÐÌúÔªËØÖÊÁ¿·ÖÊý=
¡Á100%=
¡Á100%£¬
¹Ê´ð°¸Îª£º
¡Á100%£»
£¨5£©ÂËÒºAÖк¬ÓеÄÈÜÖʳɷÖΪFeCl2¡¢AlCl3£¬ÑéÖ¤ÂËÒºAÖк¬Fe2+£¬¶ø²»º¬Fe3+£¬ÀûÓÃÌúÀë×ÓºÍÑÇÌúÀë×ӵļìÑé·½·¨Éè¼ÆʵÑé²½Öè·ÖÎö£¬ÊµÑé²½ÖèΪ£ºÈ¡ÉÙÁ¿ÂËÒºAÓÚÊÔ¹ÜÖУ¬µÎ¼¸µÎKSCNÈÜÒº£¬ÈÜÒº²»±äÉ«£¬ÔÙ¼ÓÂÈË®£¨»òͨÂÈÆø£©£¬ÈÜÒº±äΪѪºìÉ«£¬Ö¤Ã÷ÈÜÒºÖк¬ÓÐÑÇÌúÀë×Ó£¬
¹Ê´ð°¸Îª£ºÈ¡ÉÙÁ¿ÂËÒºAÓÚÊÔ¹ÜÖУ¬µÎ¼¸µÎKSCNÈÜÒº£¬ÈÜÒº²»±äÉ«£¬ÔÙ¼ÓÂÈË®£¨»òͨÂÈÆø£©£¬ÈÜÒº±äΪѪºìÉ«£®
£¨1£©È¡ÑùÆ·ag£¬³ÆȡʱʹÓõÄÖ÷ÒªÒÇÆ÷Ãû³ÆΪÍÐÅÌÌìƽ£¬¹Ê´ð°¸Îª£ºÍÐÅÌÌìƽ£»
£¨2£©¼ÓÈë×ãÁ¿Ï¡ÑÎËáÌú¡¢ÂÁÈܽâΪÂÈ»¯ÑÇÌúºÍÂÈ»¯ÂÁÈÜÒº£¬Í²»Èܽ⣬¹ýÂ˵õ½ÂËÔüAΪͣ¬ÂËÒºAÖк¬ÓеÄÈÜÖʳɷÖΪFeCl2¡¢AlCl3£»ÒòËØÈܽâºóͨ¹ý²Ù×÷¢Ù·ÖÀëµÄÈÜÒººÍÂËÔü£¬²Ù×÷µÄÃû³ÆÊǹýÂË£¬ÐèÒªÓõ½µÄ²£Á§ÒÇÆ÷Ϊ£ºÂ©¶·¡¢²£Á§°ô¡¢ÉÕ±£¬
¹Ê´ð°¸Îª£ºFeCl2£»AlCl3£»¹ýÂË£»Â©¶·¡¢²£Á§°ô¡¢ÉÕ±£»
£¨3£©ÂËÒºAÖÐÊÇFeCl2¡¢AlCl3£¬¼ÓÈë¹ýÁ¿ÇâÑõ»¯ÄÆÈÜÒºµÃµ½ºìºÖÉ«³ÁµíÇâÑõ»¯ÌúºÍÈÜҺƫÂÁËáÄÆÈÜÒº£¬ÈÜÒºBÉú³ÉºìºÖÉ«³ÁµíBµÄÀë×Ó·½³ÌʽΪ£ºFe3++3OH-=Fe£¨OH£©3¡ý£¬¹Ê´ð°¸Îª£ºFe3++3OH-=Fe£¨OH£©3¡ý£»
£¨4£©ÑùÆ·ÖÊÁ¿Îªag£¬ËùµÃFe2O3¹ÌÌå³ÆÁ¿µÃÖÊÁ¿Îªbg£¬ÒÀ¾ÝÌúÔªËØÊغã¼ÆËã¸ÃÑùÆ·ÖÐÌúÔªËØÖÊÁ¿·ÖÊý=
| ||
ag |
7b |
10a |
¹Ê´ð°¸Îª£º
7b |
10a |
£¨5£©ÂËÒºAÖк¬ÓеÄÈÜÖʳɷÖΪFeCl2¡¢AlCl3£¬ÑéÖ¤ÂËÒºAÖк¬Fe2+£¬¶ø²»º¬Fe3+£¬ÀûÓÃÌúÀë×ÓºÍÑÇÌúÀë×ӵļìÑé·½·¨Éè¼ÆʵÑé²½Öè·ÖÎö£¬ÊµÑé²½ÖèΪ£ºÈ¡ÉÙÁ¿ÂËÒºAÓÚÊÔ¹ÜÖУ¬µÎ¼¸µÎKSCNÈÜÒº£¬ÈÜÒº²»±äÉ«£¬ÔÙ¼ÓÂÈË®£¨»òͨÂÈÆø£©£¬ÈÜÒº±äΪѪºìÉ«£¬Ö¤Ã÷ÈÜÒºÖк¬ÓÐÑÇÌúÀë×Ó£¬
¹Ê´ð°¸Îª£ºÈ¡ÉÙÁ¿ÂËÒºAÓÚÊÔ¹ÜÖУ¬µÎ¼¸µÎKSCNÈÜÒº£¬ÈÜÒº²»±äÉ«£¬ÔÙ¼ÓÂÈË®£¨»òͨÂÈÆø£©£¬ÈÜÒº±äΪѪºìÉ«£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿