ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÏÂÁÐA¡ªDËÄ×飬ÿ×éÓÐÁ½¸ö·´Ó¦£¬ÆäÖÐÁ½¸ö·´Ó¦ÄÜÓÃͬһÀë×Ó·½³Ìʽ±íʾµÄÊÇ£º
£¨¢ñ£© | £¨¢ò£© | |
A | ÉÙÁ¿H2SO4µÎÈëBa(OH)2ÈÜÒºÖÐ | ÉÙÁ¿NaHSO4µÎÈëBa(OH)2ÈÜÒºÖÐ |
B | ÉÙÁ¿NaOHµÎÈëAl2(SO4)3ÈÜÒºÖÐ | ÉÙÁ¿Al2(SO4)3ÈÜÒºµÎÈ백ˮÖÐ |
C | FeOÓë×ãÁ¿µÄÑÎËá | FeOÓë×ãÁ¿µÄÏ¡ÏõËá |
D | 0.1 mol Cl2ͨÈ뺬0.2 mol FeBr2µÄÈÜÒºÖÐ | 0.1 mol Cl2ͨÈ뺬0.2 mol FeCl2µÄÈÜÒºÖÐ |
¡¾´ð°¸¡¿D
¡¾½âÎö¡¿
ÊÔÌâ·ÖÎö£ºA£®H2SO4ÓëBa£¨OH£©2·´Ó¦·½³ÌʽÓë·´Ó¦ÎïµÄÁ¿Î޹أ¬Ba2++2OH-+SO42-+2H+=BaSO4¡ý+2H2O£¬NaHSO4ÓëBa£¨OH£©2·´Ó¦·½³ÌʽÓë·´Ó¦ÎïµÄÁ¿Óйأ¬ÉÙÁ¿NaHSO4µÎÈëBa£¨OH£©2ÈÜÒºÖеķ½³ÌʽΪBa2++OH-+SO42-+H+=BaSO4¡ý+H2O£¬ËùÒÔÀë×Ó·½³Ìʽ²»Í¬£¬A´íÎó£»B£®ÉÙÁ¿NaOHµÎÈëAl2£¨SO4£©3ÈÜÒºÖУ¬ÆäÀë×Ó·½³ÌʽΪ£ºAl3++3OH-=Al£¨OH£©3¡ý£¬ÉÙÁ¿Al2£¨SO4£©3ÈÜÒºµÎÈ백ˮÖУ¬ÆäÀë×Ó·½³ÌʽΪ£ºAl3++3NH3H2O=Al£¨OH£©3¡ý+NH4+£¬ËùÒÔÀë×Ó·½³Ìʽ²»Í¬£¬B´íÎó£»C£®FeOÓë×ãÁ¿µÄÑÎËá·´Ó¦Éú³ÉÂÈ»¯ÑÇÌúºÍË®£¬ÓëÏ¡ÏõËá·´Ó¦Éú³ÉÏõËáÌú¡¢NOºÍË®£¬Àë×Ó·½³Ìʽ±¾Ì⣬C´íÎó£»D£®0.1mol Cl2ͨÈ뺬0.2mol FeBr2µÄÈÜÒºÖУ¬Ö»ÓÐÑÇÌúÀë×Ó±»Ñõ»¯£¬0.1mol Cl2ͨÈ뺬0.2mol FeCl2µÄÈÜÒºÖУ¬Ò²ÊÇCl2ÓëÑÇÌúÀë×Ó·´Ó¦£¬ËùÒÔÀë×Ó·½³ÌʽÏàͬΪ2Fe2++Cl2=2Fe3++2Cl-£¬DÕýÈ·£¬´ð°¸Ñ¡D¡£
![](http://thumb2018.1010pic.com/images/loading.gif)