ÌâÄ¿ÄÚÈÝ
£®ÏÂÁÐʵÑéÉè¼Æ²»ÄÜ´ïµ½Ô¤ÆÚÄ¿µÄÊÇ £¨ £©
Ñ¡Ïî | ʵÑé²Ù×÷ | ʵÑéÄ¿µÄ |
A | ÏòÊ¢ÓÐ1mlÏõËáÒøÈÜÒºµÄÊÔ¹ÜÖеμÓNaClÈÜÒº£¬ÖÁ²»ÔÙÓгÁµíÉú³É£¬ÔÙÏòÆäÖеμÓNa2SÈÜÒº | ˵Ã÷Ò»ÖÖ³ÁµíÄÜת»¯ÎªÁíÒ»ÖÖ¸üÄÑÈܵijÁµí |
B | ÔÚÁ½Ö§ÊÔ¹ÜÖзֱð¼ÓÈëÏàͬÌå»ýÏàͬŨ¶ÈµÄH2O2ÈÜÒº£¬ÔÙÏòÆäÖÐÒ»Ö§ÊÔ¹ÜÖмÓÈëÊÊÁ¿FeCl3ÈÜÒº | Ñо¿´ß»¯¼Á¶Ô·´Ó¦ËÙÂÊÓ°ÏìµÄ |
C | Ïò·ÐÌÚµÄÕôÁóË®ÖÐÖðµÎµÎÈëÊÊÁ¿FeCl3±¥ºÍÈÜÒº£¬±ßµÎ±ßÓò£Á§°ô½Á°è£¬¼ÌÐøÖó·Ð | ÖƱ¸Fe£¨OH£©3½ºÌå |
D | ½«ÍƬºÍпƬÓõ¼ÏßÁ¬½Óºóͬʱ²åÈëÏ¡ÁòËáÈÜÒºÖÐ | ±È½ÏпºÍ͵ĽðÊô»îÆÃÐÔ |
C
ÔÚÖƱ¸Fe(OH)3½ºÌ壬ҪעÒâÁ½µã£¬Ò»¼ÓÈëµÄFeCl3Á¿²»Ò˹ý¶à£¬¶þ¼ÓÈÈʱ¼ä²»Ò˹ý³¤£¬»áÒýÆð¾Û³Á¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿