¼îʽ̼ËáÍ[Cu
2£¨OH£©
2CO
3]ÊÇÒ»ÖÖÓÃ;¹ã·ºµÄ»¯¹¤ÔÁÏ£¬ÊµÑéÊÒÒÔ·ÏÍмΪÔÁÏÖÆÈ¡¼îʽ̼Ëá͵IJ½ÖèÈçÏ£º
¢ñ£®·ÏÍмÖÆÏõËáÍ
Èçͼ£¨¼Ð³ÖÒÇÆ÷ÒÑÊ¡ÂÔ£©£¬½«Å¨ÏõËỺÂý¼Óµ½·ÏÍмÖУ¨·ÏÍм¹ýÁ¿£©£¬³ä·Ö·´Ó¦ºó¹ýÂË£¬µÃµ½ÏõËáÍÈÜÒº£®
¢ò£®¼îʽ̼Ëá͵ÄÖƱ¸
¢ÙÏò´óÊÔ¹ÜÖмÓÈë̼ËáÄÆÈÜÒººÍÏõËáÍÈÜÒº
¢Úˮԡ¼ÓÈÈÖÁ70¡æ×óÓÒ
¢ÛÓÃ0.4mol/LµÄNaOH ÈÜÒºµ÷½ÚpHÖÁ8.5£¬Õñµ´¡¢¾²ÖᢹýÂË
¢ÜÓÃÈÈˮϴµÓ£¬ºæ¸É£¬µÃµ½¼îʽ̼ËáͲúÆ·
»Ø´ð£º
£¨1£©Å¨ÏõËáÓëÍ·´Ó¦µÄÀë×Ó·½³Ìʽ
Cu+4H++2NO3-=Cu2++2NO2¡ü+2H2O
Cu+4H++2NO3-=Cu2++2NO2¡ü+2H2O
£®
£¨2£©×°ÖÃAµÄ×÷ÓÃÊÇ
·ÀÖ¹µ¹Îü
·ÀÖ¹µ¹Îü
£®
£¨3£©ÒÑÖª£ºNO+NO
2+2NaOH¨T2NaNO
2+H
2O£»2NO
2+2NaOH¨TNaNO
3+NaNO
2+H
2O£¬NO²»Äܵ¥¶ÀÓëNaOHÈÜÒº·´Ó¦£¬ÊµÑé½áÊøʱ£¬ÈçºÎ²Ù×÷²ÅÄÜʹװÖÃÖеÄÓж¾ÆøÌå±»NaOHÈÜÒº³ä·ÖÎüÊÕ£¿
¹Ø±Õ»îÈûb£¬´ò¿ª»îÈûa£¬Í¨ÈëÒ»¶Îʱ¼ä¿ÕÆø
¹Ø±Õ»îÈûb£¬´ò¿ª»îÈûa£¬Í¨ÈëÒ»¶Îʱ¼ä¿ÕÆø
£®
£¨4£©²½Öè¢ÜÖÐÏ´µÓµÄÄ¿µÄÊÇ
Ï´È¥¼îʽ̼ËáͱíÃæÎü¸½µÄNa+ºÍNO3-
Ï´È¥¼îʽ̼ËáͱíÃæÎü¸½µÄNa+ºÍNO3-
£®
£¨5£©²½Öè¢Û¹ýÂ˺óµÄÂËÒºÖпÉÄܺ¬ÓÐCO
32-£¬¼ìÑéCO
32- µÄ·½·¨ÊÇ
È¡ÉÙÁ¿ÂËÒºÓÚÊÔ¹ÜÖУ¬¼ÓÈëÏ¡ÑÎËᣬ½«²úÉúµÄÆøÌåͨÈë³ÎÇåʯ»ÒË®£¬ÈÜÒº±ä»ë×Ç£¬ËµÃ÷ÓÐCO32-
È¡ÉÙÁ¿ÂËÒºÓÚÊÔ¹ÜÖУ¬¼ÓÈëÏ¡ÑÎËᣬ½«²úÉúµÄÆøÌåͨÈë³ÎÇåʯ»ÒË®£¬ÈÜÒº±ä»ë×Ç£¬ËµÃ÷ÓÐCO32-
£®
£¨6£©ÈôʵÑéµÃµ½2.36g ÑùÆ·£¨Ö»º¬CuO ÔÓÖÊ£©£¬È¡´ËÑùÆ·¼ÓÈÈÖÁ·Ö½âÍêÈ«ºó£¬µÃµ½1.74g ¹ÌÌ壬´ËÑùÆ·Öмîʽ̼Ëá͵ÄÖÊÁ¿·ÖÊýÊÇ
0.94»ò94%
0.94»ò94%
£®