17£®¿×ȸʯµÄÖ÷Òª³É·ÖÊÇCuCO3•Cu£¨OH£©2£¬»¹º¬ÓÐÉÙÁ¿µÄSiO2ºÍÌúµÄ»¯ºÏÎʵÑéÊÒÒÔ¿×ȸʯΪԭÁÏÖƱ¸CuSO4•5H2OµÄ²½ÖèÈçÏ£º

Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÈÜÒºAµÄ½ðÊôÀë×ÓÓÐCu2+¡¢Fe2+¡¢Fe3+£®ÈôÒª¼ìÑéÈÜÒºAÖÐFe2+µÄ×îÊÊÒËÑ¡ÓõÄÊÔ¼ÁΪa£¨Ìî×Öĸ£©£®
a£®KMnO4ÈÜÒº¡¡¡¡¡¡¡¡b£®Ìú·Û¡¡¡¡¡¡¡¡¡¡¡¡¡¡c£®°±Ë®¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡d£®KSCNÈÜÒº
£¨2£©ÏòÈÜÒºAÖмÓÈëH2O2µÄÄ¿µÄÊǽ«ÈÜÒºÖеÄFe2+Ñõ»¯ÎªFe3+£¬Ð´³ö¸Ã·´Ó¦µÄÀë×Ó·½³ÌʽH2O2+2Fe2++2H+=2Fe3++2H20£»ÊµÑéÊÒÑ¡ÓÃH2O2¶ø²»ÓÃCl2×÷Ñõ»¯¼Á£¬³ý¿¼ÂÇ»·±£ÒòËØÍ⣬ÁíÒ»Ô­ÒòÊDz»»áÒýÈëеÄÔÓÖÊÀë×Ó£®
£¨3£©ÓÉÈÜÒºC»ñµÃCuSO4•5H2O£¬ÐèÒª¾­¹ý¼ÓÈÈÕô·¢£¬ÀäÈ´½á¾§£¬¹ýÂ˵ȲÙ×÷£®³ýÉÕ±­¡¢Â©¶·Í⣬¹ýÂ˲Ù×÷»¹Óõ½ÁíÒ»²£Á§ÒÇÆ÷£¬¸ÃÒÇÆ÷Ôڴ˲Ù×÷ÖеÄÖ÷Òª×÷ÓÃÊÇÒýÁ÷£®

·ÖÎö £¨1£©ÑÇÌúÀë×Ó¾ßÓл¹Ô­ÐÔ£¬Äܱ»¸ßÃÌËá¼ØÑõ»¯ÎªÈý¼ÛÌú£¬Ê¹¸ßÃÌËá¼ØÍÊÉ«£»
£¨2£©¸ù¾ÝH2O2+2Fe2++2H+=2Fe3++2H20µÄ²úÎï½â´ð£»
£¨3£©´ÓÈÜÒºÖÐÒªÎö³ö¾§Ì壬²ÉÓÃÀäÈ´½á¾§·¨£»¹ýÂËʱҪÓõ½²£Á§°ôÒýÁ÷£»

½â´ð ½â£º£¨1£©ÑÇÌúÀë×Ó¾ßÓл¹Ô­ÐÔ£¬Äܱ»¸ßÃÌËá¼ØÑõ»¯ÎªÈý¼ÛÌúÀë×Ó£¬Ê¹¸ßÃÌËá¼ØÍÊÉ«£¬ÊǼìÑéÈÜÒºAÖÐFe2+µÄ×î¼ÑÊÔ¼Á£¬
¹Ê´ð°¸Îª£ºa£»
£¨2£©H2O2¾ßÓÐÑõ»¯ÐÔ£¬Ôڸ÷´Ó¦ÖÐ×÷Ñõ»¯¼Á£¬ÑÇÌúÀë×Ó¾ßÓл¹Ô­ÐÔ£¬·¢ÉúH2O2+2Fe2++2H+=2Fe3++2H20£¬H2O2ÓëFe2+·´Ó¦Éú³ÉµÄH20ΪÈܼÁÎÞÎÛȾ£¬²»»áÒýÈëеÄÔÓÖÊÀë×Ó£¬
¹Ê´ð°¸Îª£ºH2O2+2Fe2++2H+=2Fe3++2H20£»²»»áÒýÈëеÄÔÓÖÊÀë×Ó£»
£¨3£©ÓÉÈÜÒºÖÆÈ¡¾§Ì壬Ðè¾­¹ý¼ÓÈÈŨËõ£¬ÀäÈ´½á¾§²Å¿ÉµÃµ½£¬ÔÚ¹ýÂ˲Ù×÷ÖУ¬³ýÉÕ±­¡¢²£Á§°ô¡¢½ºÍ·µÎ¹ÜÍ⣬»¹ÐèµÄÒ»ÖÖ²£Á§ÒÇÆ÷ÊDz£Á§°ô£¬ËüµÄ×÷ÓÃÊÇÒýÁ÷£¬
¹Ê´ð°¸Îª£ºÀäÈ´½á¾§£»ÒýÁ÷£®

µãÆÀ ±¾Ì⿼²é³£¼û½ðÊôµÄµ¥Öʼ°Æ仯ºÏÎïµÄÓ¦ÓúÍÁòËáÍ­½á¾§Ë®º¬Á¿µÄ²â¶¨£¬ÕÆÎÕÎïÖʵÄÖÆÈ¡ºÍÌá´¿¡¢Àë×ӵļìÑéµÈʵÑé²Ù×÷£¬·ÖÎöͼÏóÐÅÏ¢ÊÇÍê³É±¾ÌâÄ¿µÄ¹Ø¼ü£¬ÌâÄ¿½ÏΪ×ۺϣ¬ÄѶÈÖеȣ®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

7£®ÄÜÓëÇâÑõ»¯ÄÆÈÜÒº·´Ó¦µÄ·Ö×Ó¾§ÌåÊÇ£¨¡¡¡¡£©
A£®Ñõ»¯ÂÁB£®½ð¸ÕʯC£®¶þÑõ»¯Ì¼D£®¶þÑõ»¯¹è

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

8£®½«CuƬ·ÅÈë0.1mol•L-1FeCl3ÈÜÒºÖУ¬·´Ó¦Ò»¶¨Ê±¼äºóÈ¡³öCuƬ£¬ÈÜÒºÖÐc£¨Fe3+£©£ºc£¨Fe2+£©=2£º1£¬ÔòCu2+ÓëÔ­ÈÜÒºÖеÄFe3+µÄÎïÖʵÄÁ¿Ö®±ÈΪ£¨¡¡¡¡£©
A£®4£º1B£®1£º4C£®1£º6D£®6£º1

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

5£®¹âÏËͨѶµÄ¹âµ¼ÏËάÊÇÓÉÏÂÁÐÄÄÖÖÎïÖʾ­ÌØÊ⹤ÒÕÖƳɣ¨¡¡¡¡£©
A£®Ê¯Ä«B£®¶þÑõ»¯¹èC£®Ñõ»¯Ã¾D£®¹è

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º¶àÑ¡Ìâ

12£®ÏÂÁвÙ×÷²»ÄܴﵽĿµÄÊÇ£¨¡¡¡¡£©
Ñ¡ÏîÄ¿µÄ²Ù×÷
AÅäÖÃ100mL 1.0mol•L-1CuSO4ÈÜÒº½«25gCuSO4•5H2OÈÜÓÚ100mLÕôÁóË®ÖÐ
B³ýÈ¥KNO3¹ÌÌåÖÐÉÙÁ¿NaCl½«»ìºÏÎïÖƳÉÊìµÄ±¥ºÍÈÜÒº£¬ÀäÈ´½á¾§£¬¹ýÂË
CÌáÈ¡äåË®ÖеÄBr2ÏòÈÜÒºÖмÓÈëÒÒ´¼ºóÕñµ´£¬¾²Ö㬷ÖÒº
D¼ìÑéÈÜÒºÖÐÊÇ·ñº¬ÓÐNH4+È¡ÉÙÁ¿ÈÜÒºÓÚÊÔ¹ÜÖУ¬¼ÓÈëNaOHºó£¬¼ÓÈÈ£¬ÔÚÊԹܿڷÅÖÃ
Ò»¿éʪÈóµÄºìɫʯÈïÊÔÖ½
A£®AB£®BC£®CD£®D

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

2£®¹¤ÒµÉÏÒÔÂÈÆøºÍʯ»ÒÈéΪԭÁÏÖÆÔìƯ°×·Û£®Æ¯°×·ÛµÄÓÐЧ³É·ÖÊÇ£¨¡¡¡¡£©
A£®Cl2B£®CaCl2C£®Ca£¨OH£©2D£®Ca£¨ClO£©2

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

9£®ÏÂÁл¯Ñ§ÓÃÓï±íÊöÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®äåµ¥ÖÊ£ºBrB£®ÂÈÀë×ӵĽṹʾÒâͼ£º
C£®H2OµÄ½á¹¹Ê½£ºD£®CaCl2µÄµç×Óʽ£º

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

6£®½«5.04gNa2CO3¡¢NaOHµÄ¹ÌÌå»ìºÏÎï¼ÓË®Èܽ⣬Ïò¸ÃÈÜÒºÖÐÖðµÎ¼ÓÈë2mol•L-1µÄÑÎËᣬËù¼ÓÑÎËáµÄÌå»ýÓë²úÉúCO2µÄÌå»ý£¨±ê×¼×´¿ö£©¹ØϵÈçͼËùʾ£¬ÏÂÁÐ˵·¨Öв»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®OA¶Î·¢Éú·´Ó¦µÄÀë×Ó·½³ÌʽΪ£ºH++OH-¨TH2O  CO32-+H+¨THCO3-
B£®BµãÈÜÒºÖеÄÈÜÖÊΪNaCl£¬ÆäÖÊÁ¿Îª5.85g
C£®µ±¼ÓÈë35mLÑÎËáʱ£¬²úÉúCO2µÄÌå»ýΪ224mL£¨±ê×¼×´¿ö£©
D£®»ìºÏÎïÖÐNaOHµÄÖÊÁ¿2.40g

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º½â´ðÌâ

7£®ÔÚ³£Î³£Ñ¹Ï£¬1g C2H5OHȼÉÕÉú³ÉCO2ºÍҺ̬H2Oʱ·Å³ö29.71kJÈÈÁ¿£¬±íʾ¸Ã·´Ó¦µÄÈÈ»¯Ñ§·½³ÌʽΪC2H5OH£¨l£©+3O2£¨g£©¨T2CO2£¨g£©+3H2O£¨l£©¡÷H=-1366.7kJ/mol£»½«NaHCO3ÈÜÒº¸úAl2£¨SO4£©3ÈÜÒº»ìºÏ£¬Ïà¹Ø·´Ó¦µÄÀë×Ó·½³ÌʽÊÇAl3++3HCO3-=Al£¨OH£©3¡ý+3CO2¡ü£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸