Question

È¡ÉÙÁ¿Fe₂O₃·ÛÄ©£¨ºì×ØÉ«£©¼ÓÈëÊÊÁ¿ÑÎËᣬËù·¢Éú·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ______£¬·´Ó¦ºóµÃµ½µÄFeCl₃ÈÜÒº³Ê»ÆÉ«£®ÓôËÈÜÒº½øÐÐÒÔÏÂʵÑ飺
£¨1£©È¡ÉÙÁ¿ÈÜÒºÖÃÓÚÊÔ¹ÜÖУ¬µÎÈëNaOHÈÜÒº£¬¿ÉÒԹ۲쵽ÓкìºÖÉ«³ÁµíÉú³É£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ______£¬´Ë·´Ó¦µÄÀë×Ó·½³ÌʽΪ______£®
£¨2£©ÔÚСÉÕ±­ÖмÓÈë25mL£¬ÕôÁóË®£¬¼ÓÈÈÖÁ·ÐÌÚºó£¬Ïò·ÐË®ÖмÓÈë2mLFeCl₃ÈÜÒº£¬¼ÌÐøÖó·ÐÖÁÈÜÒº³Ê______É«£¬¼´¿ÉÖƵÃFe£¨OH£©₃½ºÌ壮
£¨3£©ÁíȡһСÉÕ±­Ò²¼ÓÈë25mLÕôÁóË®ºó£¬ÏòÉÕ±­ÖÐÒ²¼ÓÈë2mLFeCl₃ÈÜÒº£¬Õñµ´¾ùÔȺ󣬽«´ËÉÕ±­£¨±àºÅ¼×£©ÓëÊ¢ÓÐFe£¨OH£©₃½ºÌåµÄÉÕ±­£¨±àºÅÒÒ£©Ò»Æð·ÅÖðµ´¦£º·Ö±ðÓúìÉ«¼¤¹â±ÊÕÕÉäÉÕ±­ÖеÄÒºÌ壬ÔÚÓë¹âÏß______£¨Ìî¡°´¹Ö±¡±»ò¡°Æ½ÐС±£©µÄ½Ç¶È£¬¿ÉÒÔ¿´µ½______£¨Ìî¡°¼×¡±»ò¡°ÒÒ¡±£©ÉÕ±­Öлá²úÉú¶¡´ï¶ûЧӦ£®

Answer 1

¼îÐÔÑõ»¯ÎïÓëËá·´Ó¦Éú³ÉÑκÍË®£¬Fe₂O₃ºÍÑÎËá·´Ó¦Éú³ÉFeC1₃ºÍH₂O£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£ºFe₂O₃+6HC1=2FeC1₃+3H₂O£¬
¹Ê´ð°¸Îª£ºFe₂O₃+6HC1=2FeC1₃+3H₂O£»
£¨1£©ÑκͼӦÉú³ÉмîºÍÐÂÑΣ¬FeC1₃ÈÜÒººÍNaOHÈÜÒº·´Ó¦£¬Éú³ÉºìºÖÉ«³ÁµíFe£¨OH£©₃ºÍH₂O£¬
·´Ó¦µÄ»¯Ñ§·½³ÌʽºÍÀë×Ó·½³Ìʽ·Ö±ðΪFeC1₃+3NaOH=Fe£¨OH£©₃¡ý+3NaC1¡¢Fe³⁺+3OH^-=Fe£¨OH£©₃¡ý£¬
¹Ê´ð°¸Îª£ºFeC1₃+3NaOH=Fe£¨OH£©₃¡ý+3NaC1£»Fe³⁺+3OH^-=Fe£¨OH£©₃¡ý£»
£¨2£©Fe£¨OH£©₃½ºÌåÑÕɫΪºìºÖÉ«£¬¹Ê´ð°¸Îª£ººìºÖ£»
£¨3£©×ö¶¡´ï¶ûЧӦʵÑ飬ΪÁ˱ãÓÚ¹Û²ì¹â·Ӧ´ÓÓë¹âÏß´¹Ö±½Ç¶È¹Û²ì£¬¼×ÖÐΪFeC1₃ÈÜÒº£¬ÒÒÖÐΪFe£¨OH£©₃½ºÌ壬½ºÌåÄܲúÉú¶¡´ï¶ûЧӦ£®
¹Ê´ð°¸Îª£º´¹Ö±£»ÒÒ£®