£¨2012?ɽ¶«Ä£Ä⣩A¡¢B¡¢CÈýÖÖÇ¿µç½âÖÊ£¬ËüÃÇÔÚË®ÖеçÀë³öµÄÀë×ÓÈçϱíËùʾ£º
ÑôÀë×Ó |
Na+¡¢K+¡¢Cu2+ |
ÒõÀë×Ó |
SO42-¡¢OH- |
Èçͼ1ËùʾװÖÃÖУ¬¼×¡¢ÒÒ¡¢±ûÈý¸öÉÕ±ÒÀ´Î·Ö±ðÊ¢·Å×ãÁ¿µÄAÈÜÒº¡¢×ãÁ¿µÄBÈÜÒº¡¢×ãÁ¿µÄCÈÜÒº£¬µç¼«¾ùΪʯīµç¼«£®
½ÓͨµçÔ´£¬¾¹ýÒ»¶Îʱ¼äºó£¬²âµÃÒÒÖÐcµç¼«ÖÊÁ¿Ôö¼ÓÁË16g£®³£ÎÂϸ÷ÉÕ±ÖÐÈÜÒºµÄpHÓëµç½âʱ¼ätµÄ¹ØϵͼÈçͼ2£®¾Ý´Ë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©MΪµçÔ´µÄ
¸º
¸º
¼«£¨Ìîд¡°Õý¡±»ò¡°¸º¡±£©
µç¼«bÉÏ·¢ÉúµÄµç¼«·´Ó¦Îª
4OH--4e-=2H2O+O2¡ü
4OH--4e-=2H2O+O2¡ü
£»
£¨2£©¼ÆËãµç¼«eÉÏÉú³ÉµÄÆøÌåÔÚ±ê׼״̬ϵÄÌå»ý£º
5.6L
5.6L
£»
£¨3£©Ð´³öÒÒÉÕ±µÄµç½â³Ø·´Ó¦
2CuSO
4+2H
2O
2Cu+O
2¡ü+2H
2SO
42CuSO
4+2H
2O
2Cu+O
2¡ü+2H
2SO
4£¨4£©Èô¾¹ýÒ»¶Îʱ¼äºó£¬²âµÃÒÒÖÐcµç¼«ÖÊÁ¿Ôö¼ÓÁË16g£¬ÒªÊ¹±û»Ö¸´µ½ÔÀ´µÄ״̬£¬¼ÓÈëµÄÎïÖÊÊÇ
CuO
CuO
ÖÊÁ¿ÊÇ
20g
20g
£®
£¨5£©Èç¹ûµç½â¹ý³ÌÖÐBÈÜÒºÖеĽðÊôÀë×ÓÈ«²¿Îö³öʱ£¬½«µçÔ´µç¼«·´½Ó£¬µç½âÒ»¶Îʱ¼äºó£¬ÒÒ³ØÖÐÈÜÒºµÄpH
²»±ä
²»±ä
£¨Ìî¡°Ôö´ó¡±¡°¼õС¡±»ò¡°²»±ä¡±£©£¬µç¼«dÉϵķ´Ó¦ÊÇ
Cu2++2e-=Cu
Cu2++2e-=Cu
£®