£¨12·Ö£©²¹ÌúÒ©Îï¡°ËÙÁ¦·Æ¡±ËµÃ÷Ê鲿·ÖÄÚÈÝժ¼£º

¡¾¹æ¸ñ¡¿Ã¿Æ¬º¬çúçêËáÑÇÌú0.1g

¡¾×é³ÉÓëÐÔ×´¡¿ÄÚº¬Fe2+34.0%¡«36.0%µÄÎÞË®¼îʽÑΣ¬Îª±¡Ä¤ÌÇÒÂƬ

¡¾ÊÊÓ¦Ö¢¡¿ÓÃÓÚȱÌúÐÔƶѪ֢Ԥ·À¼°ÖÎÁÆ

¡¾ÓÃÁ¿Ó÷¨¡¿³ÉÈËÔ¤·ÀÁ¿0.1g£¯ÈÕ£¬ÖÎÁÆÁ¿0.2g¡«0.4g£¯ÈÕ£»Ð¡¶ùÔ¤·ÀÁ¿30¡«60mg£¯ÈÕ£¬ÖÎÁÆÁ¿0.1g¡«0.3g£¯ÈÕ

¡¾´¢²Ø¡¿Ôڱܹ⡢ÃÜ·â¡¢ÒõÁ¹´¦±£´æ

¡¾Ò©ÎïÏ໥×÷Óá¿ÓëάÉúËØCͬ·þ£¬¿ÉÔö¼Ó±¾Æ·ÎüÊÕ£»¸ÃҩƬÔÚË®ºÍÒÒ´¼ÖÐÈܽâ¶È²»´ó¡£

ÏÖijѧУ»¯Ñ§ÊµÑéС×飬ΪÁ˼ì²â¡°ËÙÁ¦·Æ¡±Ò©Æ¬ÖÐÑÇÌúÔªËصĴæÔÚ£¬Éè¼ÆÁËÈçϼ¸×éʵÑ飺

¢ñ¡¢ÀíÂÛÉè¼Æ·½°¸£º                            ¼××éͬѧ°´ÕÕÉè¼ÆµÄ·½°¸Íê³ÉʵÑ飬µ«Òź¶µÄÊÇËûÃÇûÓеõ½Ô¤ÆÚµÄʵÑé½á¹û£¬

£¨1£©¼××éʵÑéʧ°ÜµÄ¿ÉÄÜÔ­Òò£º________________________________________________ ¡£

ÒÒ×éͬѧÈÏÕæ˼¿¼Á˼××éʵÑéʧ°ÜµÄÔ­Òò£¬Ä£ÄâҩƬ·þÓúóÔÚÈËÌåÖÐÈܽâµÄ±ä»¯¹ý³Ì£¬ÖØÐÂÉè¼Æ²¢Íê³ÉÏÂÁÐʵÑ飺

£¨2£©ÈôÊÔ¼Á1ΪÑÎË᣻ÔòÊÔ¼Á2Ϊ________________________________¡£

±û×éͬѧ¶ÔÒÒ×éʵÑéÖÐ×îºóºìÉ«ÍÊÈ¥µÄÏÖÏó²úÉúÁËÑо¿ÐËȤ£¬Ì½ÌÖÍÊÉ«µÄÔ­Òò£¬¸ù¾Ý΢Á£µÄ×é³É£¬ËûÃÇÈÏΪÓÐÁ½ÖÖ¿ÉÄܵÄÔ­Òò£º

 [Fe£¨SCN£©]2+ÂçÀë×ÓÖеÄÈý¼ÛÌú±»»¹Ô­ÎªÑÇÌú  

¢Ú                                                                  ¡£

£¨3£©ÇëÄã¶ÔÆäÖÐÒ»ÖÖ¿ÉÄܽøÐÐʵÑéÑéÖ¤£º________________________________

ʵÑé·½°¸£¨ÓÃÎÄ×ÖÊö£©£º________________________________________________ ,

¸ù¾ÝÔ¤ÆÚÏÖÏóÅжϽáÂÛ£º________________________________________________________ ¡£

¢ò¡¢£¨4£©³ÆÁ¿¡°ËÙÁ¦·Æ¡±1.0 g£¬½«ÆäÈ«²¿ÈÜÓÚÏ¡ÁòËáÖУ¬ÅäÖƳÉ100.00 mLÈÜÒº£¬È¡³ö20.00 mL£¬ÓÃ0.01000 mol/LµÄKMnO4ÈÜÒºµÎ¶¨¡£Èý´Î²Ù×÷¶ÁÊýÈçÏ£º

ÐòºÅ

V£¨KMnO4£©³õ

V£¨KMnO4£©ÖÕ

V£¨KMnO4£©

1

2.24mL

14.25mL

12.01mL

2

0.30mL

12.72mL

12.42mL

3

0.50mL

12.53

12.03mL

¼ÆË㣺¸Ã²¹ÑªÒ©Öк¬Fe2+µÄÖÊÁ¿·ÖÊý________________£¨±£ÁôСÊýµãºó¶þλСÊý£©¡£

 

¡¾´ð°¸¡¿

£¨12·Ö£©£¨1£©¸ÃҩƬÔÚË®ÖÐÈܽâ¶È²»´ó£¬ÉÙÁ¿ÈܽâºóµÄÈÜÒºÖм¸ºõ²»´æÔÚFe2+Àë×Ó£¬ËùÒԵò»µ½Ô¤ÆÚµÄʵÑéÏÖÏó¡££¨2·Ö£©

£¨2£© KSCNÈÜÒº £¨2·Ö£©

 [Fe£¨SCN£©]2+ÂçÀë×ÓÖеÄSCN¡ª±»Ë«ÑõË®Ñõ»¯£¨2·Ö£©                         

£¨3£©ÔÚÍÊÉ«ºóÈÜÒº¼ÓÈëFeCl3ÈÜÒºÈÜÒº£¨2·Ö£©

ÏÖÏ󣺱äºìÉ«   ½áÂÛ£ºÍÊÉ«Ô­ÒòÊÇÒòΪ¢Ù£»²»±äºìÉ«  ½áÂÛ£ºÍÊÉ«Ô­ÒòÊÇÒòΪ¢Ú

»òÔÚÍÊÉ«ºóÈÜÒº¼ÓÈë¼ÓÈëKSCNÈÜÒº   £¨2·Ö£©

ÏÖÏ󣺱äºìÉ«   ½áÂÛ£ºÍÊÉ«Ô­ÒòÊÇÒòΪ¢Ú£»²»±äºìÉ«  ½áÂÛ£ºÍÊÉ«Ô­ÒòÊÇÒòΪ¢Ù

£¨4£©16.83%£¨2·Ö£©

¡¾½âÎö¡¿ÂÔ

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

ÌúÊÇÈËÌå²»¿ÉȱÉÙµÄ΢Á¿ÔªËØ£¬ÉãÈ뺬ÌúµÄ»¯ºÏÎï¿É²¹³äÌú£®¡°ËÙÁ¦·Æ¡±ÊÇÊг¡ÉÏÒ»ÖÖ³£¼ûµÄ²¹ÌúÒ©ÎÏÂÁбí¸ñÊÇËüµÄ˵Ã÷Ê飺

£¨1£©¸ÃÒ©Æ·ÖÐFe2+»á»ºÂýÑõ»¯£¬¹ú¼Ò¹æ¶¨¸ÃÒ©ÎïÖÐFe2+µÄÑõ»¯Âʳ¬¹ý10%¼´²»ÄÜÔÙ·þÓã®
¢ÙΪÁ˼ìÑéijҩµê³öÊ۵ġ°ËÙÁ¦·Æ¡±ÊÇ·ñ±»Ñõ»¯£¬ÊµÑéÊÒ¿ÉÑ¡ÓõÄ×î³£ÓÃ×îÁéÃôµÄ¼ìÑéÊÔ¼ÁΪ
ÁòÇ軯¼ØÈÜÒº
ÁòÇ軯¼ØÈÜÒº
£¨ÌîÊÔ¼ÁµÄÃû³Æ£©£®
¢ÚʵÑéÊÒ²ÉÓÃH2SO4ËữµÄKMnO4ÈÜÒº¶Ô¡°ËÙÁ¦·Æ¡±ÖеÄFe2+½øÐе樣¨¼ÙÉèÒ©Æ·ÖÐÆäËû³É·Ö²»ÓëKMnO4·´Ó¦£©£®Àë×Ó·½³ÌʽÈçÏ£ºaMnO
 
-
4
+bFe2++cH+¨TdMn2++eFe3++fH2O£¬µ±a=1ʱ£¬b=
5
5
£®
¢Û³ÆÁ¿ÉÏÊöº¬ÌúÔªËØÖÊÁ¿·ÖÊýΪ20.00%µÄ¡°ËÙÁ¦·Æ¡±10.00g£¬½«ÆäÈ«²¿ÈÜÓÚÏ¡ÁòËáÖУ¬ÅäÖƳÉ1 000.00mLÈÜÒº£®È¡³ö20.00mL£¬ÓÃ0.01mol/LµÄKMnO4ÈÜÒºµÎ¶¨£¬ÓÃÈ¥KMnO4ÈÜÒº12.00mL£®¸ÃÒ©Æ·¿ÉÒÔ·þÓÃÂð£¿
²»¿ÉÒÔ
²»¿ÉÒÔ
£¨Ìî¡°¿ÉÒÔ¡±»ò¡°²»¿ÉÒÔ¡±£©£¬Çëͨ¹ý¼ÆËã¼òÊöÀíÓÉ£º
ÓÉMnO4-¡«5Fe2+£¬¿ÉµÃ1000.00mLÈÜÒºº¬ÓеÄFe2+µÄÎïÖʵÄÁ¿n£¨Fe2+£©=0.01 mol/L¡Á12.00¡Á10-3L¡Á5¡Á
1000.00 mL
20.00 mL
=0.03 mol£¬
m£¨Fe2+£©=0.03 mol¡Á56 g/mol=1.68 g£¬Fe2+µÄÑõ»¯ÂÊ£º
10 g¡Á20.00%-1.68 g
10 g¡Á20.00%
=16.00%£¾10%£¬ËùÒÔ²»¿ÉÒÔ·þÓÃ
ÓÉMnO4-¡«5Fe2+£¬¿ÉµÃ1000.00mLÈÜÒºº¬ÓеÄFe2+µÄÎïÖʵÄÁ¿n£¨Fe2+£©=0.01 mol/L¡Á12.00¡Á10-3L¡Á5¡Á
1000.00 mL
20.00 mL
=0.03 mol£¬
m£¨Fe2+£©=0.03 mol¡Á56 g/mol=1.68 g£¬Fe2+µÄÑõ»¯ÂÊ£º
10 g¡Á20.00%-1.68 g
10 g¡Á20.00%
=16.00%£¾10%£¬ËùÒÔ²»¿ÉÒÔ·þÓÃ
£¨Ð´³öÖ÷Òª¼ÆËã¹ý³Ì£©£®
£¨2£©ÒÑÖªçúçêËáÑÇÌúÏà¶Ô·Ö×ÓÖÊÁ¿Îª172£¬çúçêËáΪÓлúËᣮº¬23.6gçúçêËáµÄÈÜÒºÓë4mol/L 100mLµÄÇâÑõ»¯ÄÆÈÜҺǡºÃÍêÈ«Öкͣ®ÖÊ×Ӻ˴Ź²Õñ·ÖÎöÏÔʾ£¬çúçêËá·Ö×ÓÖÐÖ»º¬ÓÐÁ½ÖÖλÖò»Í¬µÄÇâÔ­×Ó£®Ð´³öçúçêËáÈÜÒºÓëÇâÑõ»¯ÄÆÈÜÒºÍêÈ«Öк͵Ļ¯Ñ§·½³Ìʽ£¨ÓлúÎïÐëд½á¹¹¼òʽ£©£º
HOOC-CH2-CH2-COOH+2OH-¡ú-OOC-CH2-CH2-COO-+2H2O
HOOC-CH2-CH2-COOH+2OH-¡ú-OOC-CH2-CH2-COO-+2H2O
£»çúçêËáÑÇÌúµÄ»¯Ñ§Ê½Îª
FeC4H4O4
FeC4H4O4
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

£¨12·Ö£©²¹ÌúÒ©Îï¡°ËÙÁ¦·Æ¡±ËµÃ÷Ê鲿·ÖÄÚÈÝժ¼£º

¡¾¹æ¸ñ¡¿Ã¿Æ¬º¬çúçêËáÑÇÌú0.1g

¡¾×é³ÉÓëÐÔ×´¡¿ÄÚº¬Fe2+34.0%¡«36.0%µÄÎÞË®¼îʽÑΣ¬Îª±¡Ä¤ÌÇÒÂƬ

¡¾ÊÊÓ¦Ö¢¡¿ÓÃÓÚȱÌúÐÔƶѪ֢Ԥ·À¼°ÖÎÁÆ

¡¾ÓÃÁ¿Ó÷¨¡¿³ÉÈËÔ¤·ÀÁ¿0.1g£¯ÈÕ£¬ÖÎÁÆÁ¿0.2g¡«0.4g£¯ÈÕ£»Ð¡¶ùÔ¤·ÀÁ¿30¡«60mg£¯ÈÕ£¬ÖÎÁÆÁ¿0.1g¡«0.3g£¯ÈÕ

¡¾´¢²Ø¡¿Ôڱܹ⡢ÃÜ·â¡¢ÒõÁ¹´¦±£´æ

¡¾Ò©ÎïÏ໥×÷Óá¿ÓëάÉúËØCͬ·þ£¬¿ÉÔö¼Ó±¾Æ·ÎüÊÕ£»¸ÃҩƬÔÚË®ºÍÒÒ´¼ÖÐÈܽâ¶È²»´ó¡£

ÏÖijѧУ»¯Ñ§ÊµÑéС×飬ΪÁ˼ì²â¡°ËÙÁ¦·Æ¡±Ò©Æ¬ÖÐÑÇÌúÔªËصĴæÔÚ£¬Éè¼ÆÁËÈçϼ¸×éʵÑ飺

¢ñ¡¢ÀíÂÛÉè¼Æ·½°¸£º                           ¼××éͬѧ°´ÕÕÉè¼ÆµÄ·½°¸Íê³ÉʵÑ飬µ«Òź¶µÄÊÇËûÃÇûÓеõ½Ô¤ÆÚµÄʵÑé½á¹û£¬

£¨1£©¼××éʵÑéʧ°ÜµÄ¿ÉÄÜÔ­Òò£º________________________________________________¡£

ÒÒ×éͬѧÈÏÕæ˼¿¼Á˼××éʵÑéʧ°ÜµÄÔ­Òò£¬Ä£ÄâҩƬ·þÓúóÔÚÈËÌåÖÐÈܽâµÄ±ä»¯¹ý³Ì£¬ÖØÐÂÉè¼Æ²¢Íê³ÉÏÂÁÐʵÑ飺

£¨2£©ÈôÊÔ¼Á1ΪÑÎË᣻ÔòÊÔ¼Á2Ϊ________________________________¡£

±û×éͬѧ¶ÔÒÒ×éʵÑéÖÐ×îºóºìÉ«ÍÊÈ¥µÄÏÖÏó²úÉúÁËÑо¿ÐËȤ£¬Ì½ÌÖÍÊÉ«µÄÔ­Òò£¬¸ù¾Ý΢Á£µÄ×é³É£¬ËûÃÇÈÏΪÓÐÁ½ÖÖ¿ÉÄܵÄÔ­Òò£º

 [Fe£¨SCN£©]2+ÂçÀë×ÓÖеÄÈý¼ÛÌú±»»¹Ô­ÎªÑÇÌú  

¢Ú                                                                 ¡£

£¨3£©ÇëÄã¶ÔÆäÖÐÒ»ÖÖ¿ÉÄܽøÐÐʵÑéÑéÖ¤£º________________________________

ʵÑé·½°¸£¨ÓÃÎÄ×ÖÊö£©£º________________________________________________,

¸ù¾ÝÔ¤ÆÚÏÖÏóÅжϽáÂÛ£º________________________________________________________¡£

¢ò¡¢£¨4£©³ÆÁ¿¡°ËÙÁ¦·Æ¡±1.0 g£¬½«ÆäÈ«²¿ÈÜÓÚÏ¡ÁòËáÖУ¬ÅäÖƳÉ100.00 mLÈÜÒº£¬È¡³ö20.00 mL£¬ÓÃ0.01000 mol/LµÄKMnO4ÈÜÒºµÎ¶¨¡£Èý´Î²Ù×÷¶ÁÊýÈçÏ£º

ÐòºÅ

V£¨KMnO4£©³õ

V£¨KMnO4£©ÖÕ

V£¨KMnO4£©

1

2.24mL

14.25mL

12.01mL

2

0.30mL

12.72mL

12.42mL

3

0.50mL

12.53

12.03mL

¼ÆË㣺¸Ã²¹ÑªÒ©Öк¬Fe2+µÄÖÊÁ¿·ÖÊý________________£¨±£ÁôСÊýµãºó¶þλСÊý£©¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012½ì°²»ÕºÏ·Ê°ËÖиßÈýµÚËÄ´ÎÔ¿¼»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÊµÑéÌâ

£¨12·Ö£©²¹ÌúÒ©Îï¡°ËÙÁ¦·Æ¡±ËµÃ÷Ê鲿·ÖÄÚÈÝժ¼£º
¡¾¹æ¸ñ¡¿Ã¿Æ¬º¬çúçêËáÑÇÌú0.1g
¡¾×é³ÉÓëÐÔ×´¡¿ÄÚº¬Fe2+34.0%¡«36.0%µÄÎÞË®¼îʽÑΣ¬Îª±¡Ä¤ÌÇÒÂƬ
¡¾ÊÊÓ¦Ö¢¡¿ÓÃÓÚȱÌúÐÔƶѪ֢Ԥ·À¼°ÖÎÁÆ
¡¾ÓÃÁ¿Ó÷¨¡¿³ÉÈËÔ¤·ÀÁ¿0.1g£¯ÈÕ£¬ÖÎÁÆÁ¿0.2g¡«0.4g£¯ÈÕ£»Ð¡¶ùÔ¤·ÀÁ¿30¡«60mg£¯ÈÕ£¬ÖÎÁÆÁ¿0.1g¡«0.3g£¯ÈÕ
¡¾´¢²Ø¡¿Ôڱܹ⡢ÃÜ·â¡¢ÒõÁ¹´¦±£´æ
¡¾Ò©ÎïÏ໥×÷Óá¿ÓëάÉúËØCͬ·þ£¬¿ÉÔö¼Ó±¾Æ·ÎüÊÕ£»¸ÃҩƬÔÚË®ºÍÒÒ´¼ÖÐÈܽâ¶È²»´ó¡£
ÏÖijѧУ»¯Ñ§ÊµÑéС×飬ΪÁ˼ì²â¡°ËÙÁ¦·Æ¡±Ò©Æ¬ÖÐÑÇÌúÔªËصĴæÔÚ£¬Éè¼ÆÁËÈçϼ¸×éʵÑ飺
¢ñ¡¢ÀíÂÛÉè¼Æ·½°¸£º                           ¼××éͬѧ°´ÕÕÉè¼ÆµÄ·½°¸Íê³ÉʵÑ飬µ«Òź¶µÄÊÇËûÃÇûÓеõ½Ô¤ÆÚµÄʵÑé½á¹û£¬
£¨1£©¼××éʵÑéʧ°ÜµÄ¿ÉÄÜÔ­Òò£º________________________________________________ ¡£
ÒÒ×éͬѧÈÏÕæ˼¿¼Á˼××éʵÑéʧ°ÜµÄÔ­Òò£¬Ä£ÄâҩƬ·þÓúóÔÚÈËÌåÖÐÈܽâµÄ±ä»¯¹ý³Ì£¬ÖØÐÂÉè¼Æ²¢Íê³ÉÏÂÁÐʵÑ飺

£¨2£©ÈôÊÔ¼Á1ΪÑÎË᣻ÔòÊÔ¼Á2Ϊ________________________________¡£
±û×éͬѧ¶ÔÒÒ×éʵÑéÖÐ×îºóºìÉ«ÍÊÈ¥µÄÏÖÏó²úÉúÁËÑо¿ÐËȤ£¬Ì½ÌÖÍÊÉ«µÄÔ­Òò£¬¸ù¾Ý΢Á£µÄ×é³É£¬ËûÃÇÈÏΪÓÐÁ½ÖÖ¿ÉÄܵÄÔ­Òò£º
[Fe£¨SCN£©]2+ÂçÀë×ÓÖеÄÈý¼ÛÌú±»»¹Ô­ÎªÑÇÌú  
¢Ú                                                                 ¡£
£¨3£©ÇëÄã¶ÔÆäÖÐÒ»ÖÖ¿ÉÄܽøÐÐʵÑéÑéÖ¤£º________________________________
ʵÑé·½°¸£¨ÓÃÎÄ×ÖÊö£©£º________________________________________________ ,
¸ù¾ÝÔ¤ÆÚÏÖÏóÅжϽáÂÛ£º________________________________________________________ ¡£
¢ò¡¢£¨4£©³ÆÁ¿¡°ËÙÁ¦·Æ¡±1.0 g£¬½«ÆäÈ«²¿ÈÜÓÚÏ¡ÁòËáÖУ¬ÅäÖƳÉ100.00 mLÈÜÒº£¬È¡³ö20.00 mL£¬ÓÃ0.01000 mol/LµÄKMnO4ÈÜÒºµÎ¶¨¡£Èý´Î²Ù×÷¶ÁÊýÈçÏ£º

ÐòºÅ
V£¨KMnO4£©³õ
V£¨KMnO4£©ÖÕ
V£¨KMnO4£©
1
2.24mL
14.25mL
12.01mL
2
0.30mL
12.72mL
12.42mL
3
0.50mL
12.53
12.03mL
¼ÆË㣺¸Ã²¹ÑªÒ©Öк¬Fe2+µÄÖÊÁ¿·ÖÊý________________£¨±£ÁôСÊýµãºó¶þλСÊý£©¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º0112 Ô¿¼Ìâ ÌâÐÍ£ºÊµÑéÌâ

²¹ÌúÒ©Îï¡°ËÙÁ¦·Æ¡±ËµÃ÷Ê鲿·ÖÄÚÈÝժ¼£º
¡¾¹æ¸ñ¡¿Ã¿Æ¬º¬çúçêËáÑÇÌú0.1g
¡¾×é³ÉÓëÐÔ×´¡¿ÄÚº¬Fe2+34.0%¡«36.0%µÄÎÞË®¼îʽÑΣ¬Îª±¡Ä¤ÌÇÒÂƬ
¡¾ÊÊÓ¦Ö¢¡¿ÓÃÓÚȱÌúÐÔƶѪ֢Ԥ·À¼°ÖÎÁÆ
¡¾ÓÃÁ¿Ó÷¨¡¿³ÉÈËÔ¤·ÀÁ¿0.1g£¯ÈÕ£¬ÖÎÁÆÁ¿0.2g¡«0.4g£¯ÈÕ£»Ð¡¶ùÔ¤·ÀÁ¿30¡«60mg£¯ÈÕ£¬ÖÎÁÆÁ¿0.1g¡«0.3g£¯ÈÕ
¡¾´¢²Ø¡¿Ôڱܹ⡢ÃÜ·â¡¢ÒõÁ¹´¦±£´æ
¡¾Ò©ÎïÏ໥×÷Óá¿ÓëάÉúËØCͬ·þ£¬¿ÉÔö¼Ó±¾Æ·ÎüÊÕ£»¸ÃҩƬÔÚË®ºÍÒÒ´¼ÖÐÈܽâ¶È²»´ó¡£ÏÖijѧУ»¯Ñ§ÊµÑéС×飬ΪÁ˼ì²â¡°ËÙÁ¦·Æ¡±Ò©Æ¬ÖÐÑÇÌúÔªËصĴæÔÚ£¬Éè¼ÆÁËÈçϼ¸×éʵÑé
ÀíÂÛÉè¼Æ·½°¸£º
¼××éͬѧ°´ÕÕÉè¼ÆµÄ·½°¸Íê³ÉʵÑ飬µ«Òź¶µÄÊÇËûÃÇûÓеõ½Ô¤ÆÚµÄʵÑé½á¹û£¬
£¨1£©¼××éʵÑéʧ°ÜµÄ¿ÉÄÜÔ­Òò£º_________________________¡£
ÒÒ×éͬѧÈÏÕæ˼¿¼Á˼××éʵÑéʧ°ÜµÄÔ­Òò£¬Ä£ÄâҩƬ·þÓúóÔÚÈËÌåÖÐÈܽâµÄ±ä»¯¹ý³Ì£¬ÖØÐÂÉè¼Æ²¢Íê³ÉÏÂÁÐʵÑé
£¨2£©ÈôÊÔ¼Á1ΪÑÎË᣻ÔòÊÔ¼Á2Ϊ__________________¡£ ±û×éͬѧ¶ÔÒÒ×éʵÑéÖÐ×îºóºìÉ«ÍÊÈ¥µÄÏÖÏó²úÉúÁËÑо¿ÐËȤ£¬Ì½ÌÖÍÊÉ«µÄÔ­Òò£¬¸ù¾Ý΢Á£µÄ×é³É£¬ËûÃÇÈÏΪÓÐÁ½ÖÖ¿ÉÄܵÄÔ­Òò£º¢Ù[Fe(SCN)]2+ÂçÀë×ÓÖеÄÈý¼ÛÌú±»»¹Ô­ÎªÑÇÌú¡¢¢Ú_________________________¡£
£¨3£©ÇëÄã¶ÔÆäÖÐÒ»ÖÖ¿ÉÄܽøÐÐʵÑéÑéÖ¤£ºÊµÑé·½°¸£¨ÓÃÎÄ×ÖÊö£©£º_______________£¬¸ù¾ÝÔ¤ÆÚÏÖÏóÅжϽáÂÛ£º_______________¡£
£¨4£©³ÆÁ¿¡°ËÙÁ¦·Æ¡±1.0 g£¬½«ÆäÈ«²¿ÈÜÓÚÏ¡ÁòËáÖУ¬ÅäÖƳÉ100.00 mLÈÜÒº£¬È¡³ö20.00 mL£¬ÓÃ0.01000 mol/LµÄKMnO4ÈÜÒºµÎ¶¨¡£Èý´Î²Ù×÷¶ÁÊýÈçÏÂ
¼ÆË㣺¸Ã²¹ÑªÒ©Öк¬Fe2+µÄÖÊÁ¿·ÖÊý_________________£¨±£ÁôСÊýµãºó¶þλСÊý£©¡£

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸