ÌâÄ¿ÄÚÈÝ
12£®»¯Ñ§·½³ÌʽÊÇ»¯Ñ§Ñ§Ï°ÓëÑо¿µÄÖØÒª¸ù¾Ý£¬»Ø´ðÏÂÁÐÓ뻯ѧ·½³ÌʽÓйصÄÎÊÌ⣮£¨1£©ÊµÑéÊÒÓÃË«ÑõË®ÖÆÈ¡ÑõÆøµÄ»¯Ñ§·½³ÌʽÊÇ2H2O2$\frac{\underline{\;MnO_2\;}}{\;}$2H2O+O2¡ü£®
£¨2£©ÌúË¿ÔÚÑõÆøÖÐȼÉյĻ¯Ñ§·½³ÌʽÊÇ3Fe+2O2$\frac{\underline{\;µãȼ\;}}{\;}$Fe3O4£®
£¨3£©´ò»ð»úÖÐC4H10ÍêȫȼÉյĻ¯Ñ§·½³ÌʽÊÇ2C4H10+13O2$\frac{\underline{\;µãȼ\;}}{\;}$8CO2+10H2O£®
£¨4£©ÃºÆøµÄÖ÷Òª³É·ÖÊÇÒ»Ñõ»¯Ì¼£®Ò»Ñõ»¯Ì¼ÍêȫȼÉÕʱ£¬CO¡¢O2¡¢CO2µÄ·Ö×Ó¸öÊý±ÈÊÇ2£º1£º2£¬ÖÊÁ¿±ÈÊÇ7£º4£º11£¬2.8gÒ»Ñõ»¯Ì¼ÍêȫȼÉÕÐèÒªÏûºÄÑõÆø1.6g£®
·ÖÎö ¸ù¾Ý·´Ó¦Îï¡¢Éú³ÉÎï¡¢·´Ó¦Ìõ¼þ¼°ÆäÖÊÁ¿Êغ㶨ÂÉ¿ÉÒÔÊéд·´Ó¦µÄ»¯Ñ§·½³Ìʽ£®
½â´ð ½â£º£¨1£©ÊµÑéÊÒÓÃË«ÑõË®ÖÆÈ¡ÑõÆøÊ±£¬¹ýÑõ»¯ÇâÔÚ¶þÑõ»¯ÃÌ´ß»¯×÷ÓÃÏ·ֽâÉú³ÉË®ºÍÑõÆø£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º2H2O2$\frac{\underline{\;MnO_2\;}}{\;}$2H2O+O2¡ü£»
£¨2£©ÌúË¿ÔÚÑõÆøÖÐȼÉÕÉú³ÉËÄÑõ»¯ÈýÌú£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º3Fe+2O2$\frac{\underline{\;µãȼ\;}}{\;}$Fe3O4£»
£¨3£©´ò»ð»úÖÐC4H10ÍêȫȼÉÕÉú³ÉË®ºÍ¶þÑõ»¯Ì¼£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º2C4H10+13O2$\frac{\underline{\;µãȼ\;}}{\;}$8CO2+10H2O£»
£¨4£©Ò»Ñõ»¯Ì¼È¼ÉյĻ¯Ñ§·½³Ìʽ¼°Æä·´Ó¦Îï¡¢Éú³ÉÎïÖ®¼äµÄÖÊÁ¿±ÈΪ£º2CO+O2$\frac{\underline{\;µãȼ\;}}{\;}$2CO2£¬
56 32 88
Òò´ËÒ»Ñõ»¯Ì¼ÍêȫȼÉÕʱ£¬CO¡¢O2¡¢CO2µÄ·Ö×Ó¸öÊý±ÈÊÇ£º2£º1£º2£¬ÖÊÁ¿±ÈÊÇ56£º32£º88=7£º4£º11£¬2.8gÒ»Ñõ»¯Ì¼ÍêȫȼÉÕÐèÒªÏûºÄÑõÆøµÄÖÊÁ¿ÊÇ1.6g£®
¹ÊÌ2H2O2$\frac{\underline{\;MnO_2\;}}{\;}$2H2O+O2¡ü£» 3Fe+2O2$\frac{\underline{\;µãȼ\;}}{\;}$Fe3O4£»2C4H10+13O2$\frac{\underline{\;µãȼ\;}}{\;}$8CO2+10H2O£»2£º1£º2£¬56£º32£º88=7£º4£º11£¬1.6£®
µãÆÀ Êéд»¯Ñ§·½³ÌʽҪעÒâËIJ½£ºÒ»ÊÇ·´Ó¦ÎïºÍÉú³ÉÎïµÄ»¯Ñ§Ê½ÒªÕýÈ·£»¶þÊÇÒª×ñÑÖÊÁ¿Êغ㶨ÂÉ£¬¼´Å䯽£»ÈýÊÇÒªÓбØÒªµÄÌõ¼þ£»ËÄÊÇ¿´ÊÇ·ñÐèÒª¡°¡ü¡±»ò¡°¡ý¡±£®
| A£® | ¾Æ¾«»Ó·¢£»¾Æ¾«È¼ÉÕ | B£® | ÍÊdzàºìÉ«£»ÍÄܵ¼µç | ||
| C£® | ÌúÖÆ³ÉÌú¹ø£»Ìú»áÉúÐâ | D£® | ½«Å£ÈâÇÐ³ÉÆ¬×´£»Å£Èâ±äÖÊ |
| A£® | 100 gË®ÊÜÈȺó±ä³É100 gË®ÕôÆø | |
| B£® | ¸ßÃÌËá¼ØÊÜÈÈÍêÈ«·Ö½âºó£¬²ÐÁô¹ÌÌåÖÊÁ¿±äСÁË | |
| C£® | À¯ÖòÊÜÈÈÈÛ»¯¡¢ÀäÈ´ºóÖÊÁ¿²»±ä | |
| D£® | ÍÔھƾ«µÆÉϼÓÈȺó£¬Éú³ÉÎïµÄÖÊÁ¿²»±ä |
| A£® | Ë®ÄÜÃð»ð£¬ÊÇÒòΪËüÄܽµµÍ¿ÉȼÎïµÄ×Å»ðµã | |
| B£® | ¶þÑõ»¯Ì¼ÄÜÃð»ð£¬ÊÇÒòΪËüÄÜʹȼÁϸú¿ÕÆø¸ô¾ø | |
| C£® | ¶þÑõ»¯Ì¼ÄÜÃð»ð£¬ÊÇÒòΪËü²»¿ÉȼҲ²»Öúȼ£¬ÃܶÈÓÖ±È¿ÕÆø´ó | |
| D£® | ¶þÑõ»¯Ì¼ºÍÑõÆø¶¼ÎÞ¶¾ |
| A£® | þÊôÓÚ½ðÊôÔªËØ | |
| B£® | þÀë×ÓºËÄÚÓÐ12¸öÖÊ×Ó | |
| C£® | þÀë×ÓÓëÁòÀë×ӵĵç×Ó²ãÊýÏàµÈ | |
| D£® | ÔÚ»¯Ñ§·´Ó¦ÖУ¬1¸öÁòÔ×ÓÈÝÒ׵õ½2¸öµç×Ó |