Question

15£®A¡«G¸÷ÎïÖʼäµÄ¹ØϵÈçͼ£¬ÆäÖÐB¡¢DΪÆø̬µ¥ÖÊ£®

Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÎïÖÊC¡¢E·Ö±ðΪŨÑÎËá¡¢ËÄÑõ»¯ÈýÌú£®£¨ÌîÃû³Æ£©
£¨2£©·´Ó¦¢Ù¿ÉÑ¡Óò»Í¬µÄA½øÐУ¬Èô·´Ó¦ÔÚ³£ÎÂϽøÐУ¬Æ仯ѧ·½³ÌʽΪ2H₂O₂$\frac{\underline{\;MnO_{2}\;}}{\;}$2H₂O+O₂¡ü£¬£®
£¨3£©ÇëÉè¼ÆʵÑé¼ìÑéF¡¢GµÄ»ìºÏÈÜÒºÖÐFµÄ½ðÊôÑôÀë×Ó£®£¨Ð´³öÊÔ¼Á¡¢²Ù×÷¡¢ÏÖÏó¡¢½áÂÛ£©È¡»ìºÏÈÜÒºÉÙÐí£¬¼ÓÈë¸ßÃÌËá¼ØÈÜÒº£¬ÈôÈÜÒº×ÏÉ«ÍÊÈ¥£¬ËµÃ÷ÓÐFe²⁺´æÔÚ£®

Answer 1

·ÖÎö ÔÚÖÐѧ»¯Ñ§ÖÐMnO₂²ÎÓëÖƱ¸ÆøÌåµ¥ÖÊΪÑõÆøºÍÂÈÆøµÄÖƱ¸£¬ÓÉת»¯¹Øϵ¿ÉÖª£¬BÊÇÑõÆø£¬DÊÇÂÈÆø£¬CÊÇŨÑÎËᣬEÊÇËÄÑõ»¯ÈýÌú£¬FÊÇÂÈ»¯ÑÇÌú£¬GÊÇÂÈ»¯Ìú£¬Èô¢Ù²»ÐèÒª¼ÓÈÈ£¬ÔòAΪ¹ýÑõ»¯Ç⣬ÈôÐèÒª¼ÓÈÈ£¬ÔòAΪÂÈËá¼Ø£¬¾Ý´Ë½â´ð£®

½â´ð ½â£ºÔÚÖÐѧ»¯Ñ§ÖÐMnO₂²ÎÓëÖƱ¸ÆøÌåµ¥ÖÊΪÑõÆøºÍÂÈÆøµÄÖƱ¸£¬ÓÉת»¯¹Øϵ¿ÉÖª£¬BÊÇÑõÆø£¬DÊÇÂÈÆø£¬CÊÇŨÑÎËᣬEÊÇËÄÑõ»¯ÈýÌú£¬FÊÇÂÈ»¯ÑÇÌú£¬GÊÇÂÈ»¯Ìú£¬Èô¢Ù²»ÐèÒª¼ÓÈÈ£¬ÔòAΪ¹ýÑõ»¯Ç⣬ÈôÐèÒª¼ÓÈÈ£¬ÔòAΪÂÈËá¼Ø£®
£¨1£©ÓÉÉÏÊö·ÖÎö¿ÉÖª£¬ÎïÖÊCΪŨÑÎËá¡¢EΪËÄÑõ»¯ÈýÌú£¬
¹Ê´ð°¸Îª£ºÅ¨ÑÎË᣻ËÄÑõ»¯ÈýÌú£»
£¨2£©·´Ó¦¢Ù¿ÉÑ¡Óò»Í¬µÄA½øÐУ¬Èô·´Ó¦ÔÚ³£ÎÂϽøÐУ¬Ó¦ÊÇÔÚ¶þÑõ»¯ÃÌ´ß»¯Ìõ¼þÏ£¬Ë«ÑõË®·Ö½âÉú³ÉÑõÆø£¬Æ仯ѧ·½³ÌʽΪ£º2H₂O₂$\frac{\underline{\;MnO_{2}\;}}{\;}$2H₂O+O₂¡ü£¬
¹Ê´ð°¸Îª£º2H₂O₂$\frac{\underline{\;MnO_{2}\;}}{\;}$2H₂O+O₂¡ü£»
£¨3£©Éè¼ÆʵÑé¼ìÑéF¡¢GµÄ»ìºÏÈÜÒºÖÐFµÄ½ðÊôÑôÀë×Ó£¬Fe²⁺Äܱ»¸ßÃÌËá¼ØÈÜÒºÑõ»¯£¬Ê¹¸ßÃÌËá¼ØÈÜÒºÍÊÉ«£¬ËùÒÔ¼ìÑé³öÈÜÒºÖÐÊÇ·ñÓÐFe²⁺µÄ²Ù×÷Ϊ£ºÈ¡»ìºÏÈÜÒºÉÙÐí£¬¼ÓÈë¸ßÃÌËá¼ØÈÜÒº£¬ÈôÈÜÒº×ÏÉ«ÍÊÈ¥£¬ËµÃ÷ÓÐFe²⁺´æÔÚ£¬
¹Ê´ð°¸Îª£ºÈ¡»ìºÏÈÜÒºÉÙÐí£¬¼ÓÈë¸ßÃÌËá¼ØÈÜÒº£¬ÈôÈÜÒº×ÏÉ«ÍÊÈ¥£¬ËµÃ÷ÓÐFe²⁺´æÔÚ£®

µãÆÀ ±¾Ì⿼²éÎÞ»úÎïÍƶϣ¬ÖÐѧ³£¼ûµÄÓë¶þÑõ»¯ÃÌÓйصĵ¥ÖÊÆøÌåÖƱ¸ÎªÍ»ÆÆ¿Ú£¬×¢ÒâµÎ»ù´¡ÖªÊ¶µÄÀí½âÕÆÎÕ£®