ÌâÄ¿ÄÚÈÝ
»¯Ñ§ÊµÑéÊÇÑо¿ÎïÖÊÐÔÖʵĻù´¡¡£
(1)ÏÂÁÐÓйØʵÑé²Ù×÷»ò²âÁ¿Êý¾ÝºÏÀíµÄÊÇ________(ÌîÐòºÅ)¡£
a£®ÓÃÌúÛáÛö¼ÓÈÈCuSO4¡¤5H2O¾§Ìå²â¶¨½á¾§Ë®ÖÊÁ¿·ÖÊý
b£®ÓøÉÔïµÄpHÊÔÖ½²â¶¨Å¨ÁòËáµÄpH
c£®Óùæ¸ñΪ20 mLµÄÁ¿Í²£¬Á¿È¡16.8 mLµÄNa2CO3ÈÜÒº
(2)ij·ÏË®ÑùÆ·Öк¬ÓÐÒ»¶¨Á¿µÄNa£«¡¢CO32-¡¢SO32-£¬Ä³Ñо¿Ð¡×éÓû²â¶¨ÆäÖÐSO32-µÄŨ¶È¡£
ʵÑé·½°¸£º
¢¡.ÓÃÉձʢȡ·ÏË®ÊÊÁ¿£¬¼ÓÉÙÁ¿»îÐÔÌ¿£¬³ýÈ¥·ÏË®ÖеÄÔÓÖÊ£»¹ýÂË£¬È¡ÂËÒº£»
¢¢.¾«È·Á¿È¡20.00 mL¹ýÂ˺ó·ÏË®ÊÔÑù£¬Ñ¡ÔñʹÓÃ×ÏÉ«µÄ0.1 mol/L KMnO4(H2SO4Ëữ)ÈÜÒº½øÐе樣»
¢£.¼Ç¼Êý¾Ý£¬¼ÆËã¡£
¢ÙÏÂÁеζ¨·½Ê½ÖУ¬×îºÏÀíµÄÊÇ(¼Ð³Ö²¿ÒÑ·ÖÂÔÈ¥)______(Ìî×ÖĸÐòºÅ)¡£
¢ÚµÎ¶¨¹ý³ÌÖУ¬Óйط´Ó¦µÄÀë×Ó·½³ÌʽÊÇ__________________________________¡£
(3)ijͬѧÖƱ¸Fe(OH)3½ºÌ壺ÓýྻµÄÉձȡÊÊÁ¿ÕôÁóË®¼ÓÈÈÖÁ·ÐÌÚ£¬ÏòÉÕ±ÖÐµÎ¼Ó 1 mol/LµÄFeCl3ÈÜÒº£¬²¢²»¶ÏÓò£Á§°ô½Á°è£¬½á¹ûÈÜÒº±ä»ë×Ç¡£¸ÃͬѧÖƱ¸½ºÌåʧ°ÜµÄÔÒòÊÇ¡¡¡¡¡¡¡¡¡¡¡¡¡¡£¬ÄãÈÏΪ³É¹¦ÖƵÃFe(OH)3½ºÌåµÄÌØÕ÷ÏÖÏóÊÇ_________¡£
(4)ÓÃÏÂͼװÖýøÐÐCO2ÐÔÖʵÄÓйØʵÑé¡£
ÊÔ¼ÁÆ¿BÖÐÊ¢Óб¥ºÍNaHCO3ÈÜÒº£¬ÆäÄ¿µÄÊÇ:
_______________________ __________¡£
¢Ú·´Ó¦¹ý³ÌÖУ¬EÖгÎÇåʯ»ÒË®±ä»ë×Ç£¬EÖеĻìºÏÌåϵÖгý´æÔÚµçÀëƽºâ¡¢Ë®½âƽºâÍ⣬»¹´æÔÚÈܽâƽºâ£¬Ó÷½³Ìʽ±íʾ¸ÃÈܽâƽºâ¹Øϵ£º
____________________ ___________¡£
(1)c(2)¢Ùb¡¡¢Ú2MnO+5SO+6H+£½2Mn2++5SO+3H2O
(3)½Á°èµ¼Ö½ºÌå¾Û³Á¡¡ÒºÌå³Ê͸Ã÷µÄºìºÖÉ«(»ò³ÎÇåºìºÖÉ«)
(4)¢Ù³ýÈ¥HClÔÓÖÊÆøÌå ¢ÚCaCO3(s) Ca2+(aq)+CO (aq)
½âÎöÊÔÌâ·ÖÎö£º£¨1£©a£®¸ßÎÂÏÂÌúÄܺÍË®ÕôÆø·´Ó¦£¬ÊµÑé²»ÄÜÓÃÌúÛáÛö¼ÓÈÈCuSO4¡¤5H2O¾§Ìå²â¶¨½á¾§Ë®ÖÊÁ¿·ÖÊý£¬a²»ÕýÈ·£»
b£®Å¨ÁòËá¾ßÓÐÍÑË®ÐÔ£¬²»ÄÜÓøÉÔïµÄpHÊÔÖ½²â¶¨Å¨ÁòËáµÄpH£¬b²»ÕýÈ·£»
c£®Á¿Í²¿ÉÒÔ¶ÁÊýµ½0.1ml£¬ËùÒÔÓùæ¸ñΪ20 mLµÄÁ¿Í²£¬Á¿È¡16.8 mLµÄNa2CO3ÈÜÒº£¬cÕýÈ·£¬´ð°¸Ñ¡c¡£
£¨2£©¢ÙËáÐÔ¸ßÃÌËá¼ØÈÜÒºÓ¦¸Ã·ÅÔÚËáʽµÎ¶¨¹ÜÖУ¬aÖÐËáÐÔ¸ßÃÌËá¼ØÈÜÒº·ÅÔÚ¼îʽµÎ¶¨¹ÜÖУ¬Òò´Ëa²»ÕýÈ·£¬bÕýÈ·£»Ó¦¸ÃÓøßÃÌËá¼ØÈÜÒºµÎ¶¨·ÏË®£¬Ñ¡Ïîc²»ÕýÈ·£¬´ð°¸Ñ¡b¡£
¢Ú¸ßÃÌËá¼Ø¾ßÓÐÇ¿Ñõ»¯ÐÔ£¬ÄÜ°ÑSOÑõ»¯£¬ËùÒԵζ¨¹ý³ÌÖУ¬Óйط´Ó¦µÄÀë×Ó·½³ÌʽÊÇ2MnO+5SO+6H+£½2Mn2++5SO+3H2O¡£
£¨3£©½«ÊÊÁ¿ÂÈ»¯Ìú±¥ºÍÈÜÒºµÎÈë·ÐË®ÖÐÖƱ¸ÇâÑõ»¯Ìú½ºÌ壬¼ÓÈÈÖ±µ½ÒºÌå±äΪ͸Ã÷µÄºìºÖÉ«Í£Ö¹¼ÓÈÈ£¬ÎÞÐè²£Á§°ô½Á°è¡£ËùÒÔ¸ÃʵÑéʧ°ÜµÄÔÒòÊǽÁ°èµ¼Ö½ºÌå¾Û³Á¡£
£¨4£©¢ÙÑÎËáÒ×»Ó·¢£¬Éú³ÉµÄCO2Öк¬ÓÐÂÈ»¯ÇâÆøÌ壬ËùÒÔ±¥ºÍ̼ËáÇâÄÆÈÜÒºµÄ×÷ÓÃÊdzýÈ¥HClÔÓÖÊÆøÌå¡£
¢Ú̼Ëá¸ÆÊÇÄÑÈÜÐÔÎïÖÊ£¬´æÔÚÈܽâƽºâ£¬·½³ÌʽÊÇCaCO3(s) Ca2+(aq)+CO (aq)¡£
¿¼µã£º¿¼²é»¯Ñ§ÊµÑé»ù±¾²Ù×÷¡¢Ñõ»¯»¹Ô·´Ó¦·½³ÌʽµÄÊéд¡¢ÇâÑõ»¯Ìú½ºÌåµÄÖƱ¸¡¢ÆøÌåµÄ¾»»¯ºÍÈܽâƽºâµÈ
µãÆÀ£º»¯Ñ§ÊµÑé³£ÓÃÒÇÆ÷µÄʹÓ÷½·¨ºÍ»¯Ñ§ÊµÑé»ù±¾²Ù×÷ÊǽøÐл¯Ñ§ÊµÑéµÄ»ù´¡£¬¶Ô»¯Ñ§ÊµÑéµÄ¿¼²éÀë²»¿ª»¯Ñ§ÊµÑéµÄ»ù±¾²Ù×÷£¬ËùÒÔ±¾²¿·ÖÄÚÈÝÔڸ߿¼ÃüÌâÖÐÒ»·½ÃæÊǵ¥¶ÀÃüÌ⣬ÁíÒ»·½ÃæÊdzöÏÖÔÚ×ÛºÏʵÑéÊÔÌâÖУ¬¾ÍÇ°ÕßÀ´Ëµ£¬½ñºóÈÔÈ»ÊÇÒÔ³£¼ûÒÇÆ÷µÄÑ¡Óá¢ÊµÑé»ù±¾²Ù×÷ΪÖÐÐÄ£¬Í¨¹ýÊÇʲô¡¢ÎªÊ²Ã´ºÍÔõÑù×öÖص㿼²éʵÑé»ù±¾²Ù×÷µÄ¹æ·¶ÐÔºÍ׼ȷ¼°Áé»îÔËÓÃ֪ʶ½â¾öʵ¼ÊÎÊÌâµÄÄÜÁ¦¡£
̼ËáÇâï§ÊÇÎÒ¹úÖ÷ÒªµÄµª·ÊÆ·ÖÖÖ®Ò»£¬ÔÚÖü´æºÍÔËÊä¹ý³ÌÖÐÈÝÒ×»Ó·¢Ëðʧ¡£ÎªÁ˼ø¶¨ÆäÖÊÁ¿ºÍÈ·¶¨Ìï¼äÊ©ÓÃÁ¿£¬±ØÐë²â¶¨Æ京µªÁ¿¡£
¢ñ£®Ä³Ñ§ÉúÉè¼ÆÁËÒ»Ì×ÒԲⶨ¶þÑõ»¯Ì¼º¬Á¿¼ä½Ó²â¶¨º¬µªÁ¿µÄ·½·¨¡£½«ÑùÆ··ÅÈëÔ²µ×ÉÕÆ¿ÖУº
£¨1£©ÇëÑ¡Ôñ±ØÒªµØ×°Ö㬰´ÆøÁ÷·½ÏòÁ¬½Ó˳ÐòΪ ¡£
£¨2£©·ÖҺ©¶·ÖеÄÒºÌå×îÊʺϵÄÊÇ ¡£
A£®Ï¡ÑÎËá | B£®Ï¡ÁòËá | C£®Å¨ÏõËá | D£®ÇâÑõ»¯ÄÆ |
¢ò£®Èç¹ûµª·ÊÖгɷÖÊÇ£¨NH4£©2SO4£¬Ôò¿ÉÒÔÓü×È©·¨²â¶¨º¬µªÁ¿¡£¼×È©·¨ÊÇ»ùÓÚ¼×È©ÓëÒ»¶¨Á¿µÄï§ÑÎ×÷Óã¬Éú³ÉÏ൱Á¿µÄËᣬ·´Ó¦Îª2£¨NH4£©2SO4+6HCHO¡ú£¨CH2£©6N4 +2H2SO4 + 6H2O,Éú³ÉµÄËáÔÙÓÃÇâÑõ»¯ÄƱê×¼ÈÜÒºµÎ¶¨£¬´Ó¶ø²â¶¨µªµÄº¬Á¿¡£²½ÖèÈçÏ£º
£¨1£©ÓòîÁ¿·¨³ÆÈ¡¹ÌÌ壨NH4£©2SO4ÑùÆ·0£®6gÓÚÉÕ±ÖУ¬¼ÓÈëÔ¼30mLÕôÁóË®Èܽ⣬×îÖÕÅä³É100mLÈÜÒº¡£Óà £¨Ìî¡°Ëáʽ¡±»ò¡°¼îʽ¡±£©µÎ¶¨¹Ü׼ȷȡ³ö20£®00mLµÄÈÜÒºÓÚ׶ÐÎÆ¿ÖУ¬¼ÓÈë18%ÖÐÐÔ¼×È©ÈÜÒº5mL£¬·ÅÖÃ5minºó£¬¼ÓÈë1~2µÎ ָʾ¼Á£¨ÒÑÖªµÎ¶¨ÖÕµãµÄpHԼΪ8£®8£©£¬ÓÃŨ¶ÈΪ0£®08mol/LÇâÑõ»¯ÄƱê×¼ÈÜÒºµÎ¶¨£¬¶ÁÊýÈçÏÂ±í£º
µÎ¶¨´ÎÊý | µÎ¶¨Ç°¶ÁÊý£¨mL£© | µÎ¶¨ºó¶ÁÊý£¨mL£© |
1 | 1£®20 | 16£®21 |
2 | 3£®00 | 18£®90 |
3 | 4£®50 | 19£®49 |
´ïµÎ¶¨ÖÕµãʱµÄÏÖÏóΪ £¬Óɴ˿ɼÆËã³ö¸ÃÑùÆ·ÖеĵªµÄÖÊÁ¿·ÖÊýΪ ¡£
£¨2£©Ôڵζ¨ÊµÑé½áÊøºó·¢Ïֵζ¨ÓõļîʽµÎ¶¨¹Ü²£Á§¼â×ìÄÚ³öÏÖÁËÆøÅÝ£¬µÎ¶¨¿ªÊ¼Ê±ÎÞÆøÅÝ£¬Ôò´ËʵÑé²â¶¨µÄº¬µªÁ¿±Èʵ¼ÊÖµ £¨Ìî¡°Æ«´ó¡±¡°Æ«Ð¡¡±»ò¡°ÎÞÓ°Ï족£©¡£
¢ó£®Èç¹û²â¶¨Ì¼ËáÇâï§Öе嬵ªÁ¿Ê±£¬Ê¹Óü×È©·¨ÊÇ·ñºÏÀí £¨Ìî¡°ÊÇ¡±»ò¡°·ñ¡±£©£¬ÀíÓÉÊÇ ¡£
·Ï¾ÉÎïµÄ»ØÊÕÀûÓüÈÓÐÀûÓÚ½ÚÔ¼×ÊÔ´£¬ÓÖÓÐÀûÓÚ±£»¤»·¾³¡£Ä³Ñо¿Ð¡×éͬѧÒԷϾÉпÃ̸ɵç³ØΪÔÁÏ£¬½«·Ï¾Éµç³Øº¬Ð¿²¿·Öת»¯³ÉZnSO4¡¤7H2O£¬º¬Ã̲¿·Öת»¯³É´¿¶È½Ï¸ßµÄMnO2£¬½«NH4ClÈÜÒºÓ¦ÓÃÓÚ»¯·ÊÉú²úÖУ¬ÊµÑéÁ÷³ÌÈçÏ£º
£¨1£©²Ù×÷¢ÚÖÐËùÓõļÓÈÈÒÇÆ÷Ӧѡ £¨Ñ¡Ìî¡°Õô·¢Ãó¡±»ò¡°ÛáÛö¡±£©¡£
£¨2£©½«ÈÜÒºA´¦ÀíµÄµÚÒ»²½ÊǼÓÈ백ˮµ÷½ÚpHΪ9£¬Ê¹ÆäÖеÄFe3+ºÍZn2+³Áµí£¬Çëд³ö°±Ë®ºÍFe3+·´Ó¦µÄÀë×Ó·½³Ìʽ ¡£
£¨3£©²Ù×÷¢ÝÊÇΪÁ˳ýÈ¥ÈÜÒºÖеÄZn2+¡£ÒÑÖª25¡æʱ£¬
NH3¡¤H2OµÄKb | Zn2+ÍêÈ«³ÁµíµÄpH | Zn(OH)2ÈÜÓÚ¼îµÄpH |
1.8¡Á10£5 | 8.9 | £¾11 |
ÓÉÉϱíÊý¾Ý·ÖÎöÓ¦µ÷½ÚÈÜÒºpH×îºÃΪ £¨ÌîÐòºÅ£©¡£
a£®9 b£®10 c£®11
£¨4£© MnO2¾«´¦ÀíµÄÖ÷Òª²½Ö裺
²½Öè1£ºÓÃ3%H2O2ºÍ6.0mol/LµÄH2SO4µÄ»ìºÍÒº½«´ÖMnO2Èܽ⣬¼ÓÈȳýÈ¥¹ýÁ¿H2O2£¬µÃMnSO4ÈÜÒº£¨º¬ÉÙÁ¿Fe3+£©¡£·´Ó¦Éú³ÉMnSO4µÄÀë×Ó·½³ÌʽΪ £»
²½Öè2£ºÀäÈ´ÖÁÊÒΣ¬µÎ¼Ó10%°±Ë®µ÷½ÚpHΪ6£¬Ê¹Fe3+³ÁµíÍêÈ«£¬ÔÙ¼Ó»îÐÔÌ¿½Á°è£¬³éÂË¡£¼Ó»îÐÔÌ¿µÄ×÷ÓÃÊÇ £»
²½Öè3£ºÏòÂËÒºÖеμÓ0.5mol/LµÄNa2CO3ÈÜÒº£¬µ÷½ÚpHÖÁ7£¬Â˳ö³Áµí¡¢Ï´µÓ¡¢¸ÉÔ×ÆÉÕÖÁºÚºÖÉ«£¬Éú³ÉMnO2¡£×ÆÉÕ¹ý³ÌÖз´Ó¦µÄ»¯Ñ§·½³ÌʽΪ ¡£
£¨5£© ²éÎÄÏ׿ÉÖª£¬´ÖMnO2µÄÈܽ⻹¿ÉÒÔÓÃÑÎËá»òÕßÏõËá½þÅÝ£¬È»ºóÖÆÈ¡MnCO3¹ÌÌå¡£
¢ÙÔÚÑÎËáºÍÏõËáÈÜÒºµÄŨ¶È¾ùΪ5mol/L¡¢Ìå»ýÏàµÈºÍ×î¼Ñ½þÅÝʱ¼äÏ£¬½þÅÝζȶÔMnCO3²úÂʵÄÓ°ÏìÈçͼ4£¬ÓÉͼ¿´³öÁ½ÖÖËáµÄ×î¼Ñ½þÅÝζȶ¼ÔÚ ¡æ×óÓÒ£»
¢ÚÔÚ×î¼Ñζȡ¢×î¼Ñ½þÅÝʱ¼äºÍÌå»ýÏàµÈÏ£¬ËáµÄŨ¶È¶ÔMnCO3²úÂʵÄÓ°ÏìÈçͼ5£¬ÓÉͼ¿´³öÏõËáµÄ×î¼ÑŨ¶ÈӦѡÔñ mol/L×óÓÒ¡£
º£Ë®ÊÇÓ¦ÓÃÇ°¾°¹ãÀ«µÄ»¯¹¤ÔÁÏ×ÊÔ´,´Óº£Ë®ÖпÉÌáÈ¡¸÷ÖÖ»¯¹¤ÔÁÏ.ÈçͼÊǹ¤ÒµÉ϶Ժ£Ë®µÄ¼¸Ïî×ÛºÏÀûÓõÄʾÒâͼ£¨ÒÑÖªÆøÌåXΪµç½â±¥ºÍʳÑÎË®ËùµÃ£»Ä¸Òº¿à±ÖÐÖ÷Òªº¬ÓÐCa2+¡¢Mg2+,Cl-,SO42-¡¢Br-µÈÀë×Ó)Çë»Ø´ð£º
£¨1£©ÔÚ´ÖÑÎÖк¬ÓÐCa2+¡¢Mg2+¡¢SO42-µÈÔÓÖÊ£¬ÉÒÖÆʱËùÓõÄÊÔ¼ÁΪ:
A£®ÑÎËá | B£®ÂÈ»¯±µÈÜÒº | C£®ÇâÑõ»¯ÄÆÈÜÒº | D£®Ì¼ËáÄÆÈÜÒº£¬Ôò¼ÓÈëÊÔ¼ÁµÄ˳ÐòÊÇ(Ìî±àºÅ)______ |
£¨3£©¼ÓÈëÈÜÒºYµÄÄ¿µÄÊÇ______£¬ÓÃCaOµ÷½ÚÈÜÒºZµÄpH,¿ÉÒÔ³ýÈ¥Mg2+µÃµ½ÈÜÒºW¡£ÓɱíÖÐÊý¾Ý¿ÉÖª£¬ÀíÂÛÉÏ¿ÉÑ¡ÔñpH×î´ó·¶Î§ÊÇ______¡£ËữÈÜÒºWʱ£¬Ê¹ÓõÄÊÔ¼ÁΪ______
£¨4£©½«ÆøÌåXÒÀ´Îͨ¹ýÏÂÁÐ×°ÖÃÒÔÑéÖ¤ÆøÌåXµÄÐÔÖÊ£º
¢ÙͨÈëÆøÌåXºó£¬AÖгöÏÖµÄÏÖÏóÊÇ____________
¢ÚC×°ÖÃÖз¢Éú·´Ó¦µÄÀë×Ó·½³ÌʽΪ____________¡£
¢ÛÇëÄã°ï¸ÃС×éͬѧÉè¼ÆÒ»¸öʵÑ飬֤Ã÷Ï´ÆøÆ¿BÖеÄNa2SO3Òѱ»Ñõ»¯(¼òÊöʵÑé²½Ö裩
________________________________________________________________________
ÏÂÁÐÓйØʵÑéÔÀí¡¢·½·¨ºÍ½áÂÛ¶¼ÕýÈ·µÄÊÇ
A£®Ïò±¥ºÍFeCl3ÈÜÒºÖеμӹýÁ¿°±Ë®£¬¿ÉÖÆÈ¡Fe(OH)3½ºÌå |
B£®È¡ÉÙÁ¿ÈÜÒºX£¬ÏòÆäÖмÓÈëÊÊÁ¿ÐÂÖÆ°±Ë®£¬ÔÙ¼Ó¼¸µÎKSCNÈÜÒº£¬ÈÜÒº±äºì£¬ËµÃ÷XÈÜÒºÖÐÒ»¶¨º¬ÓÐFe2£« |
C£®ÊÒÎÂÏÂÏò±½ºÍÉÙÁ¿±½·ÓµÄ»ìºÏÈÜÒºÖмÓÈëÊÊÁ¿NaOHÈÜÒº£¬Õñµ´¡¢¾²Öúó·ÖÒº£¬¿É³ýÈ¥±½ÖÐÉÙÁ¿±½·Ó |
D£®ÒÑÖªI3£I2£«I££¬ÏòÊ¢ÓÐKI3ÈÜÒºµÄÊÔ¹ÜÖмÓÈëÊÊÁ¿CCl4£¬Õñµ´¾²ÖúóCCl4²ãÏÔ×ÏÉ«£¬ËµÃ÷KI3ÔÚCCl4ÖеÄÈܽâ¶È±ÈÔÚË®ÖеĴó |
ΪÌá´¿ÏÂÁÐÎïÖÊ£¨À¨ºÅÄÚΪÔÓÖÊ£©£¬ËùÑ¡ÊÔ¼Á¼°·½·¨¾ùÕýÈ·µÄÊÇ
Ñ¡Ïî | ÎïÖÊ | ³ýÔÓÊÔ¼Á | ·½·¨ |
A | äå±½£¨ä壩 | CCl4 | ·ÖÒº |
B | NH3£¨H2O£© | ŨÁòËá | Ï´Æø |
C | ÒÒÍ飨ÒÒÏ©£© | äåË® | Ï´Æø |
D | CO2£¨SO2£© | Na2CO3±¥ºÍÈÜÒº | Ï´Æø |
ÏÂÁи÷×éÎïÖÊÖÐÖ»ÓÃË®¾ÍÄܼø±ðµÄÊÇ£¨ £©
A£®±½¡¢ÒÒËá¡¢ËÄÂÈ»¯Ì¼ | B£®ÒÒ´¼¡¢ÒÒÈ©¡¢ÒÒËá |
C£®ÒÒÈ©¡¢ÒÒ¶þ´¼¡¢Ïõ»ù±½ | D£®±½·Ó¡¢ÒÒ´¼¡¢¸ÊÓÍ |