ÌâÄ¿ÄÚÈÝ

Éú»î¡¢Éú²úÖеÄÎÊÌâ³£Éæ¼°µ½»¯Ñ§ÖªÊ¶£¬ÏÂÁÐÐðÊö´íÎóµÄÊÇ£º

A£®¡°ö²³¾»ý¾ÛÄѼû·ÈË¡±£¬Îíö²ËùÐγɵÄÆøÈܽºÓж¡´ï¶ûЧӦ

B£®¹Å½£¡°Éò¬¡±¡°ÒÔ¼Á¸ÖΪÈУ¬ÈáÌúΪ¾¥¸É£¬²»¶ûÔò¶à¶ÏÕÛ¡±£¬¼Á¸ÖÖ¸µÄÊÇÌúµÄºÏ½ð

C£®¡¶±¾²Ý¾­¼¯×¢¡·ÖмÇÔØÁËÇø·ÖÏõʯ(KNO3)ºÍÆÓÏõ(Na2SO4)µÄ·½·¨£º¡°ÒÔ»ðÉÕÖ®£¬×ÏÇàÑÌÆð£¬ÄËÕæÏõʯҲ¡±£¬ÕâÊÇÀûÓÃÁËÑæÉ«·´Ó¦

D£®¶«½ú¡¶Öâºó±¸¼±·½¡·ÖмÇÔØ¡°ÇàÝïÒ»ÎÕ£¬ÒÔË®¶þÉý×Õ£¬½ÊÈ¡Ö­¡­¡­¡±ÇàÝïËصÄÌáÈ¡¹ý³ÌΪ»¯Ñ§±ä»¯

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

ÑÇÏõËáÄÆÊÇÖØÒªµÄ·À¸¯¼Á¡£Ä³»¯Ñ§ÐËȤС×éÒÔ̼ºÍŨÏõËáΪÆðʼԭÁÏ£¬Éè¼ÆÈçÏÂ×°ÖÃÀûÓÃÒ»Ñõ»¯µªÓë¹ýÑõ»¯ÄÆ·´Ó¦ÖƱ¸ÑÇÏõËáÄÆ¡££¨¼Ð³Ö×°ÖúÍAÖмÓÈÈ×°ÖÃÒÑÂÔ£¬ÆøÃÜÐÔÒѼìÑ飩

²éÔÄ×ÊÁÏ£º¢ÙHNO2ΪÈõËᣬÊÒÎÂÏ´æÔÚ·´Ó¦3HNO2£½HNO3£«2NO¡ü£«H2O£»

¢ÚÔÚËáÐÔÈÜÒºÖУ¬NO2£­¿É½«MnO4£­»¹Ô­ÎªMn2£«ÇÒÎÞÆøÌåÉú³É¡£

¢ÛNO²»Óë¼î·´Ó¦£¬¿É±»ËáÐÔKMnO4ÈÜÒºÑõ»¯ÎªÏõËá

ʵÑé²Ù×÷£º¢Ù¹Ø±Õµ¯»É¼Ð£¬´ò¿ªAÖзÖҺ©¶·»îÈû£¬µÎ¼ÓÒ»¶¨Á¿Å¨ÏõËᣬ¼ÓÈÈ£»

¢ÚÒ»¶Îʱ¼äºóÍ£Ö¹¼ÓÈÈ£»

¢Û´ÓCÖÐÈ¡ÉÙÁ¿¹ÌÌ壬¼ìÑéÊÇ·ñÊÇÑÇÏõËáÄÆ¡£

£¨1£©AÖз´Ó¦µÄ»¯Ñ§·½³ÌʽÊÇ ¡£

£¨2£©BÖй۲ìµÄÖ÷ÒªÏÖÏóÊÇ £¬D×°ÖõÄ×÷ÓÃÊÇ ¡£

£¨3£©¼ìÑéCÖвúÎïÓÐÑÇÏõËáÄƵIJÙ×÷ÊÇ ¡£

£¨4£©¾­¼ìÑéC²úÎïÖÐÑÇÏõËáÄƺ¬Á¿½ÏÉÙ¡£

a£®¼×ͬѧÈÏΪCÖвúÎï²»½öÓÐÑÇÏõËáÄÆ£¬»¹ÓÐ̼ËáÄƺÍÇâÑõ»¯ÄÆ¡£

Éú³É̼ËáÄƵĻ¯Ñ§·½³ÌʽÊÇ ¡£ÎªÅųý¸ÉÈż×ÔÚB¡¢C×°ÖüäÔö¼Ó×°ÖÃE£¬EÖÐÊ¢·ÅµÄÊÔ¼ÁÓ¦ÊÇ £¨Ð´Ãû³Æ£©¡£

b£®ÒÒͬѧÈÏΪ³ýÉÏÊö¸ÉÈÅÒòËØÍ⣬»¹»áÓпÕÆø²ÎÓë·´Ó¦µ¼Ö²úÆ·²»´¿£¬ËùÒÔÔÚʵÑé²Ù×÷¢ÙÇ°Ó¦Ôö¼ÓÒ»²½²Ù×÷£¬¸Ã²Ù×÷ÊÇ ¡£

£¨5£©ÊµÑé¾­¸Ä½øºó¿ÉÖƵýϴ¿ÑÇÏõËáÄÆ£¬ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ ¡£

a£®ÑÇÏõËáÄÆÓÐÏÌ棬¿É´úÌæʳÑÎʳÓÃ

b£®³£ÎÂÏ£¬0.1mol/LÑÇÏõËáÈÜÒºpH>1

c£®ÒÑÖªÑÇÏõËáµçÀëƽºâ³£ÊýΪKa£»ÑÇÏõËá¸ùË®½â³£ÊýΪKh£»Ë®µÄÀë×Ó»ýΪKw£»ÔòÈýÕß¹ØϵΪ£ºKa¡¤Kh£½Kw

d£®0.1mol/LÑÇÏõËáÄÆÈÜÒºÖдæÔÚ£ºc(NO2-)>c(Na+)>c(OH-)>c(H+)

¹¤ÒµÉϳ£Í¨¹ý¸ßηֽâFeSO4µÄ·½·¨ÖƱ¸Fe2O3£¬Îª¼ìÑéFeSO4¸ßηֽâµÄ²úÎ²¢½øÐÐÓйØ̽¾¿ÊµÑ飬»Ø´ðÏÂÁÐÎÊÌ⣺

ʵÑéÒ»£º¸ßηֽâFeSO4£¬ÀûÓÃÈçͼËùʾµÄʵÑé×°ÖýøÐÐʵÑé¡£

ÒÑÖª£º¢ÙSO2ÈÛµãΪ-72¡æ£¬·ÐµãΪ-10¡æ ¢Ú SO3ÈÛµãΪ-16.8¡æ£¬·ÐµãΪ44.8¡æ

£¨1£©Á¬½Ó×°Ö㬼ìÑéÆøÃÜÐÔÁ¼ºÃ£¬·ÅÈëÒ©Æ·£¬Í¨ÈëÒ»¶Îʱ¼äN2È»ºó¼ÓÈÈ£¬Í¨ÈëN2µÄÄ¿µÄÊÇ_________________________

£¨2£©¸ô¾ø¿ÕÆø¼ÓÈÈÖÁ650¡æ£¬¿´µ½BÖÐÓа×É«³Áµí£¬DÊÔ¹ÜÖÐÓÐÎÞÉ«ÒºÌ壬ӲÖʲ£Á§¹ÜÖеĹÌÌå±äΪ_________É«£¬Ð´³ö¸Ã·´Ó¦µÄ»¯Ñ§·½³Ìʽ___________________¡£

£¨3£©·´Ó¦Íê±Ïºó£¬Í£Ö¹¼ÓÈÈÀäÈ´ºó£¬È¡Ó²Öʲ£Á§¹ÜÖйÌÌ壬¼ÓÑÎËᣬ·´Ó¦µÄÀë×Ó·½³ÌʽÊÇ__________________£¬ ½«·´Ó¦ºóËùµÃÈÜÒºµÎÈëDÊÔ¹ÜÖУ¬ÈÜÒº±äΪdzÂÌÉ«£¬¸Ã·´Ó¦µÄÀë×Ó·½³ÌʽÊÇ _______________

ʵÑé¶þ ̽¾¿¸ßηֽâ FeSO4Éú³ÉµÄÆøÌå

£¨4£©ÓÃÈçͼËùʾװÖÃÉè¼ÆʵÑ飬ÑéÖ¤¸ßηֽâFeSO4Éú³ÉµÄÆø̬ÎïÖÊ

¢Ù°´ÆøÁ÷·½ÏòÁ¬½Ó¸÷ÒÇÆ÷£¬ÓÃ×Öĸ±íʾ½Ó¿ÚµÄÁ¬½Ó˳Ðò£ºc-__________________________

¢ÚÊÔ¼ÁXµÄÃû³ÆÊÇ ___________________________

¢Û³ä·Ö·´Ó¦ºó£¬ÀûÓÃ×°ÖÃIIIÖÐÔ²µ×ÉÕÆ¿ÄÚ»ìºÏÎï²â¶¨ÒÑ·Ö½âµÄFeSO4 µÄÖÊÁ¿£¬ÏòÔ²µ×ÉÕÆ¿ÖÐÖð½¥µÎÈëÂÈ»¯±µÈÜÒº£¬Ö±µ½³ÁµíÍêÈ«£»È»ºó¹ýÂË»ìºÏÎÔÚ¹ýÂËÆ÷ÉϽ«³ÁµíÏ´¾»ºó£¬ºæ¸É²¢ÀäÈ´ÖÁÊÒΣ¬³ÆÖØ¡£Èô×îÖյõ½³ÁµíµÄÖÊÁ¿ÎªWg £¬ÔòÒÑ·Ö½âµÄFeSO4µÄÖÊÁ¿ ________________g¡£

Ö÷×åÔªËØW¡¢X¡¢Y¡¢ZµÄÔ­×ÓÐòÊýÒÀ´ÎÔö´ó£¬WµÄÔ­×Ó×îÍâ²ãµç×ÓÊýÊÇ´ÎÍâ²ãµç×ÓЧµÄ3±¶¡£X¡¢YºÍZ·ÖÊô²»Í¬µÄÖÜÆÚ£¬ËüÃǵÄÔ­×ÓÐò½ÌÖ®ºÍÊÇW Ô­×ÓÐòÊýµÄ5±¶¡£ÔÚÓÉÔªËØW¡¢X¡¢Y¡¢Z×é³ÉµÄËùÓпÉÄܵĶþÔª»¯ºÏÎïÖУ®ÓÉÔªËØWÓëYÐγɵĻ¯ºÏÎïMµÄÈÛµã×î¸ß¡£

Çë»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©WÔªËØÔ­×ÓµÄL²ãµç×ÓÅŲ¼Ê½Îª__________£¬W3·Ö×ӵĿռ乹ÐÍΪ______£»

£¨2£©Xµ¥ÖÊÓëË®·¢ÉúÖ÷Òª·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ_____________£»

£¨3£©»¯ºÏÎïMµÄ»¯Ñ§Ê½Îª_______£¬Æ侧Ìå½á¹¹ÓëNaClÏàͬ£¬¶øÈÛµã¸ßÓÚNaCl¡£MÈÛµã½Ï¸ßµÄÔ­ÒòÊÇ_________¡£½«Ò»¶¨Á¿µÄ»¯ºÏÎïZX¸ºÔØÔÚMÉÏ¿ÉÖƵÃZX/M´ß»¯¼Á£¬ÓÃÓÚ´ß»¯Ì¼Ëá¶þ¼×õ¥ÓëÔ¹ð´¼õ¥½»»»ºÏ³É̼Ëá¶þÔ¹ðõ¥¡£ÔÚ̼Ëá¶þ¼×õ¥·Ö×ÓÖУ¬Ì¼Ô­×Ó²ÉÓõÄÔÓ»¯·½Ê½ÓÐ___________£¬O-C-OµÄ¼ü½ÇԼΪ_______£»

£¨4£©X¡¢Y¡¢Z¿ÉÐγÉÁ¢·½¾§Ìå½á¹¹µÄ»¯ºÏÎÆ侧°ûÖÐXÕ¼¾ÝËùÓÐÀâµÄÖÐÐÄ£¬YλÓÚ¶¥½Ç£¬Z´¦ÓÚÌåÐÄλÖã¬Ôò¸Ã¾§ÌåµÄ×é³ÉΪX£ºY£ºZ=___________£»

£¨5£©º¬ÓÐÔªËØZµÄÑεÄÑæÉ«·´Ó¦Îª_____É«¡£Ðí¶à½ðÊôÑζ¼¿ÉÒÔ·¢ÉúÑæÉ«·´Ó¦£¬ÆäÔ­ÒòÊÇ_________¡£

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø