ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿£¨1£©ÊµÑéÊÒ³£ÓùýÑõ»¯ÇâÈÜÒºÓë¶þÑõ»¯ÃÌÖÆÈ¡ÑõÆø£¬Ñ¡Óõķ¢Éú×°ÖÃΪ____Ìî×Öĸ£©£¬ ·´Ó¦ÔÀíÓû¯Ñ§·½³Ìʽ±íʾΪ____£¬¶þÑõ»¯ÃÌÔÚ·´Ó¦Ç°ºó____ºÍ____±£³Ö²»±ä¡£ ÊÕ¼¯ÑõÆø¿ÉÒÔÓÃ____ £¨Ìî¡°ÏòÉÏ¡±»ò¡°ÏòÏ¡±£©ÅÅ¿ÕÆø·¨£¬¼ìÑéÑõÆøÒѾÊÕ¼¯ÂúµÄ·½·¨ÊÇ____¡£
£¨2£©Ñо¿Ð¡×é¼ÌÐø̽¾¿Ó°Ïì¹ýÑõ»¯Çâ·Ö½âËٶȵÄÏà¹ØÒòËØ£¬×öÈçÏÂʵÑ飺
£¨ÊµÑé 1£©Ñо¿²»Í¬´ß»¯¼Á¶Ô¹ýÑõ»¯Çâ·Ö½âËٶȵÄÓ°Ïì
ÔÚÁ½Ö»ÉÕ±ÖУ¬·Ö±ð¼ÓÈë 10mL Ô¼ 10%µÄ¹ýÑõ»¯ÇâÈÜÒººÍ 5 µÎÏ´½à¾«£¬ÔÙÏòÆäÖзֱð ¼ÓÈë 4mL ÖÊÁ¿·ÖÊýΪ 10%µÄ KI¡¢½ÍĸҺ£¬ÊµÑé½á¹ûÈçϱíËùʾ¡£
ÎïÖÊ | H2O2 | ÏÖÏó |
10%KI | 10% | Á¢¼´²úÉúµ»ÆÉ«ÆøÅÝ£¬ÈÜÒº±ä³É»ÆÉ«£¬48s ºóÅÝĵ½´ïÉÕ±¶¥¶Ë |
10%½Íĸ | 10% | Á¢¼´²úÉú°×É«ÆøÅÝ£¬10s ºóÅÝĵ½´ïÉÕ±¶¥¶Ë |
Éú»îÖÐÏ´½à¾«¿ÉÇå³ýÓÍÎÛ£¬ÆäÔÀíÊÇ____£¨Ìî¡°Èܽ⡱¡¢¡°È黯¡±»ò¡°»¯Ñ§·´Ó¦¡±£©¡£
´ËʵÑéÖÐÊDZãÓÚÐγÉÅÝĹ۲췴ӦµÄËٶȡ£
¾Ý±í·ÖÎö£¬¼ÓÈë KI µÄÉÕ±Öбä»Æ¿ÉÄÜÊDzúÉúÁ˵ⵥÖÊ£¬¿ÉÒÔͨ¹ý¼ÓÈë____£¨ÌîÎïÖÊÃû³Æ£©ºó±äÀ¶É«¼ìÑéÈ·ÈÏ¡£½Íĸʹ¹ýÑõ»¯Çâ·Ö½âËÙ¶ÈÃ÷ÏԼӿ죬¼ÌÐøÑо¿¡£
£¨ÊµÑé 2£©Ñо¿²»Í¬Å¨¶È½ÍĸҺ¶ÔË«ÑõË®·Ö½âËٶȵÄÓ°Ïì
ÔÚÎåÖ»ÉÕ±ÖУ¬·Ö±ð¼ÓÈëÔ¼ 10%¹ýÑõ»¯ÇâÈÜÒººÍ5µÎÏ´½à¾«£¬ÔÙ·Ö±ð¼ÓÈë4mL ÖÊÁ¿ ·ÖÊýΪ 2%¡¢5%¡¢10%¡¢15%µÄ½ÍĸҺ£¬ÊµÑé½á¹ûϱíËùʾ
½ÍĸҺ | H2O2 | ÏÖÏó |
2% | 10% | ²úÉú°×É«ÆøÅÝ£¬1min25s ºóÅÝĵ½´ïÉÕ±¶¥¶Ë |
5% | 10% | ²úÉú°×É«ÆøÅÝ£¬42s ºóÅÝĵ½´ïÉÕ±¶¥¶Ë |
10% | 10% | Á¢¼´²úÉú°×É«ÆøÅÝ£¬10s ºóÅÝĵ½´ïÉÕ±¶¥¶Ë |
15% | 10% | Á¢¼´²úÉú°×É«ÆøÅÝ£¬8s ºóÅÝĵ½´ïÉÕ±¶¥¶Ë |
ʵÑé×°ÖÃͼ | ʵÑé²Ù×÷ | ʵÑéÏÖÏó |
½«×¢ÉäÆ÷ÄÚÏ¡ÑÎËáÍÆÈëÆ¿ÖУ¬²¢ÓöþÑõ»¯Ì¼´«¸ÐÆ÷²âµÃ×°ÖÃÄÚ¶þÑõ»¯Ì¼µÄÌå»ý·ÖÊý | I.°×É«»ë×ÇÏûʧ£¬Ã»Óй۲쵽ÓÐÆøÅݲúÉú II.¼ì²âµ½¶þÑõ»¯Ì¼º¬Á¿Ëæʱ¼äµÄ±ä»¯ÈçÏÂͼËùʾ | |
£¨½âÊÍÓë½áÂÛ£©
(1)ÓÃʯīµç¼«ÑéÖ¤Ca(OH)2ÈÜÒºµÄµ¼µçÐÔʵÑéʱ£¬Á½¸öµç¼«ÉϲúÉú´óÁ¿ÆøÌ壬·¢ÉúµÄÊǵç½âË®µÄ·´Ó¦£¬Ð´³ö·´Ó¦µÄ»¯Ñ§·½³Ìʽ________¡£
(2)¼×ͬѧÌá³ö°×É«»ë×ÇΪCa(OH)2µÄÀíÓÉÊÇ_____¡£
(3)ÓÉʵÑéÈýµÃ³öµÄ½áÂÛÊÇ____£¬Ïà¹Ø·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ____¡£
£¨·´Ë¼Óë½»Á÷£©
(4)ʵÑé¶þÖÐûÓй۲쵽Ã÷ÏÔÆøÅݵĿÉÄÜÔÒòÊÇ____¡£
(5)±ûͬѧΪÁ˽øÒ»²½Ì½¾¿°×É«»ë×ÇÎï²úÉúµÄÔÒò£¬Óò¬(Pt)µç¼«´úÌæʯī(C)µç¼«Íê³Éͼ1ËùʾʵÑ飬ÆäÄ¿µÄÊÇ________¡£