Question

2012Äê3ÔÂ22ÈÕÊǵڶþÊ®½ì¡°ÊÀ½çË®ÈÕ¡±£¬ÁªºÏ¹úÈ·¶¨½ñÄêµÄÐû´«Ö÷ÌâÊÇ¡°Ë®ÓëÁ¸Ê³°²È«¡±£¨ Water and Food Security£©¡£ÇëÒÀ¾ÝÒÔÏÂÄÚÈÝ£¬»Ø´ðÄã¶ÔÏà¹ØÎÊÌâµÄÈÏʶ¡£

  

ͼ1                  Í¼2                         Í¼3

£¨1£©Í¼1Êǵç½âË®µÄʵÑé×°Öá£Í¨µçÒ»¶Îʱ¼äºó£¬Õý¼«²úÉúµÄÆøÌåÃû³ÆΪ         £¬µç½âË®µÄ»¯Ñ§·½³ÌʽΪ                          ¡£

£¨2£©Í¼2ÊǼòÒ×¾»Ë®×°Ö᣸þ»Ë®×°ÖÃÖÐСÂÑʯ¡¢Ê¯Ó¢É°µÄ×÷ÓÃÊÇ        £¨Ìî¡°¹ýÂË¡±»ò¡°Ïû¶¾¡±£©£¬¸Ã×°Öà      £¨Ìî¡°ÄÜ¡±»ò¡°²»ÄÜ¡±£©½«Ó²Ë®Èí»¯¡£

£¨3£©Í¼3ÊÇ×ÔÀ´Ë®³§µÄ¾»Ë®¹ý³ÌʾÒâͼ¡£¶þÑõ»¯ÂÈ£¨ClO₂£©ÊÇÐÂÒ»´úÒûÓÃË®µÄÏû¶¾¼Á£¬¹¤ÒµÉÏÖÆÈ¡¶þÑõ»¯Âȵķ½·¨ÊÇ£º½«ÂÈÆø£¨Cl₂£©Í¨ÈëÑÇÂÈËáÄÆ£¨NaClO₂£©ÈÜÒºÖз´Ó¦£¬Éú³É¶þÑõ»¯ÂȺÍÂÈ»¯ÄÆ¡£Ð´³ö¸Ã·´Ó¦µÄ»¯Ñ§·½³Ìʽ                                     ¡£

Answer 1

£¨1£©ÑõÆø     2H₂O2H₂¡ü+O₂¡ü   

£¨2£©¹ýÂË      ²»ÄÜ

£¨3£© Cl₂ + 2NaClO₂ £½ 2NaCl + 2ClO₂