ij»¯Ñ§Ð¡×éÒÔ±½¼×ËáΪԭÁÏ£¬ÖÆÈ¡±½¼×Ëá¼×õ¥¡£ÒÑÖªÓйØÎïÖʵķеãÈçÏÂ±í£º

ÎïÖÊ

¼×´¼

±½¼×Ëá

±½¼×Ëá¼×õ¥

·Ðµã£¯¡æ

64.7

249

199.6

I. ºÏ³É±½¼×Ëá¼×õ¥´Ö²úÆ·

ÔÚÔ²µ×ÉÕÆ¿ÖмÓÈë12.2g ±½¼×ËáºÍ20 mL ¼×´¼£¨ÃܶÈÔ¼0.79g ? mL£­1) £¬ÔÙСÐļÓÈë3 mL ŨÁòËᣬ»ìÔȺó£¬Í¶È뼸Á£Ëé´ÉƬ£¬Ð¡ÐļÓÈÈʹ·´Ó¦ÍêÈ«£¬µÃ±½¼×Ëá¼×õ¥´Ö²úÆ·¡£

£¨1£©Å¨ÁòËáµÄ×÷ÓÃÊÇ_________________________________£»Èô·´Ó¦²úÎïË®·Ö×ÓÖÐÓÐͬλËØ18O£¬Ð´³öÄܱíʾ·´Ó¦Ç°ºó18OλÖõĻ¯Ñ§·½³Ìʽ£º_________________________________________________¡£

£¨2£©¼×¡¢ÒÒ¡¢±ûÈýλͬѧ·Ö±ðÉè¼ÆÁËÈçͼÈýÌ×ʵÑéÊÒÖÆÈ¡±½¼×Ëá¼×õ¥µÄ×°Ö㨼гÖÒÇÆ÷ºÍ¼ÓÈÈÒÇÆ÷¾ùÒÑÂÔÈ¥£©¡£¸ù¾ÝÓлúÎïµÄ·Ðµã£¬×îºÃ²ÉÓà     ×°Öã¨Ì¼×¡¢ÒÒ¡¢±û£©¡£

II. ´Ö²úÆ·µÄ¾«ÖÆ

£¨3£©±½¼×Ëá¼×õ¥´Ö²úÆ·ÖÐÍùÍùº¬ÓÐÉÙÁ¿¼×´¼¡¢ÁòËá¡¢±½¼×ËáºÍË®µÈ£¬ÏÖÄâÓÃÏÂÁÐÁ÷³Ìͼ½øÐо«ÖÆ£¬Çë¸ù¾ÝÁ÷³ÌͼÌîÈëÇ¡µ±²Ù×÷·½·¨µÄÃû³Æ£º²Ù×÷IΪ     £¬²Ù×÷IIΪ        ¡£

£¨4£©ÒÔÉÏÁ÷³ÌͼÖмÓÈëNa2CO3ÈÜÒººó£¬·ÅÈë·ÖҺ©¶·ÖÐÕñµ´¡¢¾²Öã¬ÒªµÃµ½Óлú²ã£¬Æä¾ßÌå²Ù×÷ÊÇ

_____________________________________________________¡£

£¨5£©Í¨¹ý¼ÆË㣬±½¼×Ëá¼×õ¥µÄ²úÂÊΪ_________________________¡£

 

¡¾´ð°¸¡¿

£¨11·Ö£©£¨1£©´ß»¯¼Á¡¢ÎüË®¼Á£¨1·Ö£©

£¨2·Ö£©

£¨2£©ÒÒ£¨2·Ö£©£»

£¨3£©·ÖÒº£»ÕôÁ󣨸÷1·Ö£©

£¨4£©½«·ÖҺ©¶·ÉϿڵIJ£Á§Èû´ò¿ª£¨»òʹÈûÉϵݼ²Û¶Ô׼©¶·¿ÚÉϵÄС¿×£©£¬ÔÙÐý¿ª·ÖҺ©¶·»îÈû£¬ÓÃ׶ÐÎÆ¿½ÓÊÕϲãÒºÌ壬´ýϲãÒºÌå¸ÕºÃÁ÷¾¡Ê±¹Ø±Õ»îÈû£¬½«Óлú²ã´Ó·ÖҺ©¶·ÉÏ¿Úµ¹ÈëÁíÒ»¸É¾»µÄÈÝÆ÷£¨»òÉÕ±­£©ÖУ¨2·Ö£©

£¨5£© 65 % £¨2·Ö£©

¡¾½âÎö¡¿

ÊÔÌâ·ÖÎö£º£¨1£©Å¨ÁòËáÔÚõ¥»¯·´Ó¦ÖеÄ×÷ÓÃÊÇ´ß»¯¼Á¡¢ÎüË®¼Á¡£¸ù¾Ýõ¥»¯·´Ó¦ÖÐËáÍÑÈ¥ôÈ»ù£¬´¼ÍÑÈ¥ôÇ»ù£¬»¯Ñ§·½³ÌʽΪ¡£

£¨2£©·ÖÀë·ÐµãÏà²î´óµÄÓлúÎï·½·¨ÎªÕôÁ󣬹ÊÑ¡ÒÒ×°Öá£

¿¼µã£ºõ¥µÄÖƱ¸¼°ÐÔÖÊ

µãÆÀ£º±¾Ì⿼²éõ¥µÄÖƱ¸¼°ÐÔÖÊ£¬ÌâÄ¿ÄѶÈÊÊÖУ¬×¢Òâõ¥»¯·´Ó¦µÄÔ­ÀíÊÇËáÍÑôÇ»ù´¼ÍÑÇâ¡£

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ij»¯Ñ§Ð¡×éÒÔ±½¼×ËáΪԭÁÏ£¬ÖÆÈ¡±½¼×Ëá¼×õ¥¡£ÒÑÖªÓйØÎïÖʵķеãÈçÏÂ±í£º

ÎïÖÊ

¼×´¼

±½¼×Ëá

±½¼×Ëá¼×õ¥

·Ðµã/¡æ

64.7

249

199.6

¢ñ.ºÏ³É±½¼×Ëá¼×õ¥´Ö²úÆ·

ÔÚÔ²µ×ÉÕÆ¿ÖмÓÈë12.2 g±½¼×ËáºÍ20 mL¼×´¼£¨ÃܶÈÔ¼0.79 g¡¤mL-1£©,ÔÙСÐļÓÈë3 mLŨÁòËᣬ»ìÔȺó£¬Í¶È뼸Á£Ëé´ÉƬ£¬Ð¡ÐļÓÈÈʹ·´Ó¦ÍêÈ«£¬µÃ±½¼×Ëá¼×õ¥´Ö²úÆ·¡£

£¨1£©Å¨ÁòËáµÄ×÷ÓÃÊÇ________________________£»

Èô·´Ó¦²úÎïË®·Ö×ÓÖÐÓÐͬλËØ18O£¬Ð´³öÄܱíʾ·´Ó¦Ç°ºó18OλÖõĻ¯Ñ§·½³Ìʽ_____________¡£

£¨2£©¼×ºÍÒÒÁ½Î»Í¬Ñ§·Ö±ðÉè¼ÆÁËÈçÏÂͼÁ½Ì×ʵÑéÊҺϳɱ½¼×Ëá¼×õ¥µÄ×°Ö㨼гÖÒÇÆ÷ºÍ¼ÓÈÈÒÇÆ÷¾ùÒÑÂÔÈ¥£©¡£

¸ù¾ÝÓлúÎïµÄ·Ðµã£¬×îºÃ²ÉÓÃ_____________×°Öã¨Ìî¡°¼×¡±»ò¡°ÒÒ¡±£©¡£

ÀíÓÉÊÇ_______________________________________¡£

£¨3£©·´Ó¦ÎïCH3OHÓ¦¹ýÁ¿£¬ÀíÓÉÊÇ_______________________________________¡£

¢ò.´Ö²úÆ·µÄ¾«ÖÆ

£¨4£©±½¼×Ëá¼×õ¥´Ö²úÆ·ÖÐÍùÍùº¬ÓÐÉÙÁ¿¼×´¼¡¢ÁòËá¡¢±½¼×ËáºÍË®µÈ£¬ÏÖÄâÓÃÏÂÁÐÁ÷³Ì½øÐо«ÖÆ£¬ÇëÔÚÁ÷³ÌͼÖз½À¨ºÅÄÚÌîÈëÇ¡µ±²Ù×÷·½·¨µÄÃû³Æ¡£

£¨5£©ÒÔÉÏÁ÷³ÌÖмÓÈëNa2CO3ÈÜÒººó£¬·ÅÈë·ÖҺ©¶·ÖÐÕñµ´¡¢¾²Öã¬ÒªµÃµ½ÓͲ㣬Æä¾ßÌå²Ù×÷ÊÇ____________________________________________________________________¡£

£¨6£©Í¨¹ý¼ÆË㣬±½¼×Ëá¼×õ¥µÄ²úÂÊΪ__________________________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ij»¯Ñ§Ð¡×éÒÔ±½¼×ËáΪԭÁÏÖÆÈ¡±½¼×Ëá¼×õ¥£¬²¢ÓÃÖƵõı½¼×Ëá¼×õ¥½øÐмîÐÔË®½âµÄʵÑé¡£

I£®ÖÆÈ¡±½¼×Ëá¼×õ¥£ºÒÑÖªÓйØÎïÖʵķеãÈçÏÂ±í£º

ÎïÖÊ

¼×´¼

±½¼×Ëá

±½¼×Ëá¼×õ¥

·Ðµã/¡æ

64.7

249

199.6

ʵÑé×°ÖÃÈçÏ£º

£¨1£©¼òÊöµÚÒ»²½»ìºÏÒºÌåʱ£¬×îºó¼ÓÈëŨÁòËáµÄÀíÓÉÊÇ

                                                               ¡£

Èô·´Ó¦²úÎïË®·Ö×ÓÖÐÓÐͬλËØ18O£¬Ð´³öÄܱíʾ·´Ó¦Ç°ºó18OλÖõĻ¯Ñ§·½³Ìʽ£º

                                                      ¡£

£¨2£©·ÖҺʱÉϲãÒºÌå´Ó                     ³öÀ´£»½ÓÊÜÁó·ÖʱζȿØÖÆÔÚ       ¡£

£¨3£©´ËÖÆÈ¡¹ý³Ì±È½Ì²ÄÖÐÒÒËáÒÒõ¥µÄÖƱ¸¸´ÔӺܶ࣬д³öÓô˹ý³ÌÖƱ¸±½¼×Ëá¼×õ¥µÄÁ½´óÓŵ㣺                 ¡¢                      ¡£

II¡¢±½¼×Ëá¼×õ¥¼îÐÔË®½â

£¨4£©Ð´³ö±½¼×Ëá¼×õ¥¼îÐÔË®½âµÄ»¯Ñ§·´Ó¦·½³Ìʽ                         ¡£

£¨5£©Ð´³ö±½¼×Ëá¼×õ¥¼îÐÔË®½âʵÑé×°ÖÃÖÐAµÄ×÷Óà                     ¡£

III¡¢±½¼×Ëá¼×õ¥ÓжàÖÖͬ·ÖÒì¹¹Ìå

£¨6£©·ûºÏÏÂÁÐÌõ¼þµÄ½á¹¹

¢Ù¿ÉÒÔ·¢ÉúÒø¾µ·´Ó¦¢ÚÊôÓÚ·¼Ïã×廯ºÏÎï¢Û²»¾ß±¸ÆäËü»·×´½á¹¹¢Ü²»ÄÜÓëFeCl3·¢ÉúÏÔÉ«·´Ó¦£»¹²ÓР     ÖÖ¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2010-2011ѧÄêÁÉÄþÊ¡¶«±±Óý²ÅѧУ¸ß¶þÏÂѧÆÚÆÚÖп¼ÊÔ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÊµÑéÌâ

(14·Ö)ij»¯Ñ§Ð¡×éÒÔ±½¼×ËáΪԭÁÏ£¬ÖÆÈ¡±½¼×Ëá¼×õ¥¡£ÒÑÖªÓйØÎïÖʵķеãÈçÏÂ±í£º

ÎïÖÊ
¼×´¼
±½¼×Ëá
±½¼×Ëá¼×õ¥
·Ðµã£¯¡æ
64.7
249
199.6
I£®ºÏ³É±½¼×Ëá¼×õ¥´Ö²úÆ·
ÔÚÔ°µ×ÉÕÆ¿ÖмÓÈË12.2g ±½¼×ËáºÍ20 mL ¼×´¼£¨ÃܶÈÔ¼0.79g ¡¤ mL£­1) £¬ÔÙСÐļÓÈË3 mL ŨÁòËᣬ»ìÔȺó£¬Í¶È˼¸Á£Ëé´ÉƬ£¬Ð¡ÐļÓÈÈʹ·´Ó¦ÍêÈ«£¬µÃ±½¼×Ëá¼×õ¥´Ö²úÆ·¡£
(1)ŨÁòËáµÄ×÷ÓÃÊÇ_________£»Èô·´Ó¦²úÎïË®·Ö×ÓÖÐÓÐͬλËØ18O£¬Ð´³öÄܱíʾ·´Ó¦Ç°ºó18OλÖõĻ¯Ñ§·½³Ìʽ£º__________________¡£
(2)¼×ºÍÒÒÁ½Î»Í¬Ñ§·Ö±ðÉè¼ÆÁËÈçÏÂͼÁ½Ì×ʵÑéÊҺϳɱ½¼×Ëá¼×õ¥µÄ×°Ö㨼гÖÒÇÆ÷ºÍ¼ÓÈÈÒÇÆ÷¾ùÒÑÂÔÈ¥£©¡£¸ù¾ÝÓлúÎïµÄ·Ðµã£¬×îºÃ²ÉÓÃ__________×°Öã¨Ìî¡°¼×¡±»ò¡°ÒÒ¡±£©¡£ÀíÓÉÊÇ___________________¡£

(3)·´Ó¦ÎïCH3 OH Ó¦¹ýÁ¿£¬ÀíÓÉÊÇ__________________________________¡£
II£®´Ö²úÆ·µÄ¾«ÖÆ
(4)±½¼×Ëá¼×õ¥´Ö²úÆ·ÖÐÍùÍùº¬ÓÐÉÙÁ¿¼×´¼¡¢ÁòËá¡¢±½¼×ËáºÍË®µÈ£¬ÏÖÄâÓÃÏÂÁÐÁ÷³Ìͼ½øÐо«ÖÆ£¬ÇëÔÚÁ÷³ÌͼÖз½À¨ºÅÄÚÌîÈËÇ¡µ±²Ù×÷·½·¨µÄÃû³Æ¡£

(5)ÒÔÉÏÁ÷³ÌͼÖмÓÈËNa2CO3ÈÜÒººó£¬·ÅÈË·ÖҺ©¶·ÖÐÕñµ´¡¢¾²Öã¬ÒªµÃµ½Óлú²ã£¬Æä¾ßÌå²Ù×÷ÊÇ______________________________________________________________________
(6)ͨ¹ý¼ÆË㣬±½¼×Ëá¼×õ¥µÄ²úÂÊΪ_________________________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2011-2012ѧÄêÕ㽭ʡ̨ÖÝÖÐѧ¸ß¶þÉÏѧÆÚÆÚÖл¯Ñ§£¨Àí£©ÊÔ¾í ÌâÐÍ£ºÊµÑéÌâ

ij»¯Ñ§Ð¡×éÒÔ±½¼×ËáΪԭÁÏÖÆÈ¡±½¼×Ëá¼×õ¥£¬²¢ÓÃÖƵõı½¼×Ëá¼×õ¥½øÐмîÐÔË®½âµÄʵÑé¡£
I£®ÖÆÈ¡±½¼×Ëá¼×õ¥£ºÒÑÖªÓйØÎïÖʵķеãÈçÏÂ±í£º

ÎïÖÊ
¼×´¼
±½¼×Ëá
±½¼×Ëá¼×õ¥
·Ðµã/¡æ
64.7
249
199.6
ʵÑé×°ÖÃÈçÏ£º

£¨1£©¼òÊöµÚÒ»²½»ìºÏÒºÌåʱ£¬×îºó¼ÓÈëŨÁòËáµÄÀíÓÉÊÇ
                                                               ¡£
Èô·´Ó¦²úÎïË®·Ö×ÓÖÐÓÐͬλËØ18O£¬Ð´³öÄܱíʾ·´Ó¦Ç°ºó18OλÖõĻ¯Ñ§·½³Ìʽ£º
                                                      ¡£
£¨2£©·ÖҺʱÉϲãÒºÌå´Ó                     ³öÀ´£»½ÓÊÜÁó·ÖʱζȿØÖÆÔÚ      ¡£
£¨3£©´ËÖÆÈ¡¹ý³Ì±È½Ì²ÄÖÐÒÒËáÒÒõ¥µÄÖƱ¸¸´ÔӺܶ࣬д³öÓô˹ý³ÌÖƱ¸±½¼×Ëá¼×õ¥µÄÁ½´óÓŵ㣺                 ¡¢                      ¡£
II¡¢±½¼×Ëá¼×õ¥¼îÐÔË®½â

£¨4£©Ð´³ö±½¼×Ëá¼×õ¥¼îÐÔË®½âµÄ»¯Ñ§·´Ó¦·½³Ìʽ                         ¡£
£¨5£©Ð´³ö±½¼×Ëá¼×õ¥¼îÐÔË®½âʵÑé×°ÖÃÖÐAµÄ×÷Óà                     ¡£
III¡¢±½¼×Ëá¼×õ¥ÓжàÖÖͬ·ÖÒì¹¹Ìå
£¨6£©·ûºÏÏÂÁÐÌõ¼þµÄ½á¹¹
¢Ù¿ÉÒÔ·¢ÉúÒø¾µ·´Ó¦¢ÚÊôÓÚ·¼Ïã×廯ºÏÎï¢Û²»¾ß±¸ÆäËü»·×´½á¹¹¢Ü²»ÄÜÓëFeCl3·¢ÉúÏÔÉ«·´Ó¦£»¹²ÓР     ÖÖ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2013½ìÕã½­Ê¡¸ß¶þÉÏѧÆÚÆÚÖл¯Ñ§£¨Àí£©ÊÔ¾í ÌâÐÍ£ºÊµÑéÌâ

ij»¯Ñ§Ð¡×éÒÔ±½¼×ËáΪԭÁÏÖÆÈ¡±½¼×Ëá¼×õ¥£¬²¢ÓÃÖƵõı½¼×Ëá¼×õ¥½øÐмîÐÔË®½âµÄʵÑé¡£

I£®ÖÆÈ¡±½¼×Ëá¼×õ¥£ºÒÑÖªÓйØÎïÖʵķеãÈçÏÂ±í£º

ÎïÖÊ

¼×´¼

±½¼×Ëá

±½¼×Ëá¼×õ¥

·Ðµã/¡æ

64.7

249

199.6

ʵÑé×°ÖÃÈçÏ£º

£¨1£©¼òÊöµÚÒ»²½»ìºÏÒºÌåʱ£¬×îºó¼ÓÈëŨÁòËáµÄÀíÓÉÊÇ

                                                                ¡£

Èô·´Ó¦²úÎïË®·Ö×ÓÖÐÓÐͬλËØ18O£¬Ð´³öÄܱíʾ·´Ó¦Ç°ºó18OλÖõĻ¯Ñ§·½³Ìʽ£º

                                                       ¡£

£¨2£©·ÖҺʱÉϲãÒºÌå´Ó                      ³öÀ´£»½ÓÊÜÁó·ÖʱζȿØÖÆÔÚ       ¡£

£¨3£©´ËÖÆÈ¡¹ý³Ì±È½Ì²ÄÖÐÒÒËáÒÒõ¥µÄÖƱ¸¸´ÔӺܶ࣬д³öÓô˹ý³ÌÖƱ¸±½¼×Ëá¼×õ¥µÄÁ½´óÓŵ㣺                  ¡¢                       ¡£

II¡¢±½¼×Ëá¼×õ¥¼îÐÔË®½â

£¨4£©Ð´³ö±½¼×Ëá¼×õ¥¼îÐÔË®½âµÄ»¯Ñ§·´Ó¦·½³Ìʽ                          ¡£

£¨5£©Ð´³ö±½¼×Ëá¼×õ¥¼îÐÔË®½âʵÑé×°ÖÃÖÐAµÄ×÷Óà                      ¡£

III¡¢±½¼×Ëá¼×õ¥ÓжàÖÖͬ·ÖÒì¹¹Ìå

£¨6£©·ûºÏÏÂÁÐÌõ¼þµÄ½á¹¹

¢Ù¿ÉÒÔ·¢ÉúÒø¾µ·´Ó¦¢ÚÊôÓÚ·¼Ïã×廯ºÏÎï¢Û²»¾ß±¸ÆäËü»·×´½á¹¹¢Ü²»ÄÜÓëFeCl3·¢ÉúÏÔÉ«·´Ó¦£»¹²ÓР      ÖÖ¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸