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鍩烘湰鍘熺悊
3锛庝簡瑙ｄ笂杩板悇椤炲垎鏋愭柟娉曠殑鐗归粸(di菐n)鍙婂叾鎳�(y墨ng)鐢ㄨ寖鍦�锛屽垵姝ュ叿鏈夋噳(y墨ng)鐢ㄥ悇绋垎鏋愭柟娉曡В
姹哄(sh铆)闅涘晱(w猫n)椤岀殑鑳藉姏
锛堜簩锛夎€冩煡鑼冨湇
1锛庡垎鏋愬寲瀛�(xu茅)姒傝
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锛�1锛夊垎鏋愬寲瀛�(xu茅)鐨勫熀鏈煡璀�(sh铆)
鍒嗘瀽鍖栧(xu茅)鐨勫畾缇┿€佷换鍕�(w霉)銆佷綔鐢紱鍒嗘瀽鍖栧(xu茅)鐨勫垎椤�
锛�2锛夊畾閲忓垎鏋愮殑鍩烘湰鐭ヨ瓨(sh铆)
瀹氶噺鍒嗘瀽鐨勪竴鑸椹�锛涘畾閲忓垎鏋愮殑鏂规硶锛涘垎鏋愮祼(ji茅)鏋滅殑琛ㄧず
锛�3锛夋淮瀹氬垎鏋愮殑鍩烘湰鐭ヨ瓨(sh铆)
婊村畾鍒嗘瀽鐨勬柟娉�锛涙淮瀹氬垎鏋愬皪(du矛)鍙嶆噳(y墨ng)椤炲瀷鐨勮姹傘€佹淮瀹氭柟寮忓強鍒嗛锛涘熀婧�(zh菙n)鐗╄唱(zh矛)
鍜屾(bi膩o)婧�(zh菙n)婧舵恫锛涙淮瀹氬垎鏋愪腑鏈夐棞(gu膩n)鐨勯噺鍜屽柈浣�
2锛庤宸垏鍒嗘瀽鏁�(sh霉)鎿�(j霉)铏曠悊
锛�1锛夋湁闂�(gu膩n)瑾ゅ樊鐨勪竴浜涘熀鏈蹇�
绮惧瘑搴﹁垏婧�(zh菙n)纰哄害锛涜宸垏鍋忓樊锛涢毃姗�(j墨)瑾ゅ樊鑸囩郴绲�(t菕ng)瑾ゅ樊锛涢毃姗�(j墨)瑾ゅ樊鐨勫垎甯冭(gu墨)
寰�
锛�2锛夋脯(c猫)閲忓€肩殑闋荤巼鍒嗗竷锛涙脯(c猫)閲忓€艰垏闅ㄦ(j墨)瑾ゅ樊鐨勬鎱�(t脿i)鍒嗗竷锛涙脯(c猫)閲忓€艰垏闅ㄦ(j墨)瑾ゅ樊鐨�
鍗€(q奴)闁撴鐜�
锛�3锛夋湁闄愭暩(sh霉)鎿�(j霉)鐨勭当(t菕ng)瑷�(j矛)铏曠悊
闆嗕腑瓒ㄥ嫝(sh矛)鍜屽垎鏁ｈ定鍕�(sh矛)鐨勮〃绀�锛涘钩鍧囧€肩殑缃俊鍗€(q奴)闁擄紱椤憲鎬ф椹�(y脿n)锛涚暟甯稿€肩殑
妾㈤(y脿n)锛涜宸殑鍌抽仦
锛�4锛夋彁楂樺垎鏋愭簴(zh菙n)纰哄害鐨勬柟娉�
娓涘皬娓�(c猫)閲忚宸紱鎺у埗闅ㄦ(j墨)瑾ゅ樊锛涙秷闄ょ郴绲�(t菕ng)瑾ゅ樊
锛�5锛夋湁鏁堟暩(sh霉)瀛�
鏈夋晥鏁�(sh霉)瀛楃殑瀹氱京锛涙湁鏁堟暩(sh霉)瀛楃殑淇磩瑕�(gu墨)鍓囷紱鏁�(sh霉)鎿�(j霉)閬�(y霉n)绠楄(gu墨)鍓�
3. 閰稿牽婊村畾娉�
锛�1锛夐吀鍫胯唱(zh矛)瀛愮悊璜栧強閰稿牽鍙嶆噳(y墨ng)锛涢吀鍫垮弽鎳�(y墨ng)鐨勫钩琛″父鏁�(sh霉)锛涙椿搴�銆佹績搴﹀強閰稿害甯告暩(sh霉)
锛�2锛塸H 灏�(du矛)閰稿牽鍚勫瀷楂斿垎甯冪殑褰遍熆
鍒嗗竷绯绘暩(sh霉)鐨勫畾缇�锛涗竴鍏冮吀鍫跨殑鍒嗗竷绯绘暩(sh霉)锛涘鍏冮吀鍫跨殑鍒嗗竷绯绘暩(sh霉)锛涘劒(y艒u)鍕�(sh矛)鍗€(q奴)鍩熷湒
锛�3锛夐吀鍫挎憾娑蹭腑[H+]鐨勮▓(j矛)绠�
姘存憾娑蹭腑閰稿牽骞宠 鐨勮檿鐞嗘柟娉�锛涘悇绋珨绯讳腑姘洟瀛愭績搴︾殑瑷�(j矛)绠�
锛�4锛夐吀鍫跨珐娌栨憾娑�
绶╂矕婧舵恫鐨勫畾缇╄垏绋锛涚珐娌栨憾娑茬殑 pH 瑷�(j矛)绠�锛涚珐娌栧閲忓強鏈夋晥绶╂矕鑼冨湇锛�
绶╂矕婧舵恫鐨勯伕鎿�锛涙(bi膩o)婧�(zh菙n)绶╂矕婧舵恫
锛�5锛夐吀鍫挎寚绀哄姂
閰稿牽鎸囩ず鍔戠殑浣滅敤鍘熺悊鍙婅畩鑹茶寖鍦�锛涘奖闊挎寚绀哄姂璁婅壊鑼冨湇鐨勫悇绋洜绱�锛涙贩
鍚堟寚绀哄姂
锛�6锛夐吀鍫挎淮瀹�
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閰稿牽婊村畾鏇茬窔锛涘彲琛屾€у垽瀹氳垏鎸囩ず鍔戠殑閬告搰
锛�7锛夐吀鍫挎淮瀹氱殑绲傞粸(di菐n)瑾ゅ樊
浠ｆ暩(sh霉)娉�锛涜宸叕寮忓強鍏舵噳(y墨ng)鐢�
锛�8锛夐吀鍫挎淮瀹氭硶鐨勬噳(y墨ng)鐢�
閰稿牽妯�(bi膩o)婧�(zh菙n)婧舵恫鐨勯厤鍒惰垏妯�(bi膩o)瀹�锛涢吀鍫挎淮瀹氭硶鐨勬噳(y墨ng)鐢ㄧず渚�
4. 绲�(lu貌)鍚堟淮瀹氭硶
锛�1锛夌怠(lu貌)鍚堟淮瀹氭璜�
鍒嗘瀽鍖栧(xu茅)涓殑绲�(lu貌)鍚堢墿锛汦DTA 鍙婂叾绲�(lu貌)鍚堢墿
锛�2锛夌怠(lu貌)鍚堝钩琛�
绲�(lu貌)鍚堢墿鐨勫钩琛″父鏁�(sh霉)鍜屽悇绱�(j铆)鍒嗗竷绯绘暩(sh霉)锛涚怠(lu貌)鍚堢墿鐨勫壇鍙嶆噳(y墨ng)绯绘暩(sh霉)锛涚怠(lu貌)鍚�
鐗╃殑姊濅欢绌�(w臎n)瀹氬父鏁�(sh霉)
锛�3锛夌怠(lu貌)鍚堟淮瀹氬熀鏈師鐞�
婊村畾鏇茬窔锛涢噾灞寚绀哄姂锛涚祩榛�(di菐n)瑾ゅ樊鑸囧彲琛屾€у垽鏂�锛涘柈涓€闆㈠瓙婊村畾 锛�
閰稿害鐨勬帶鍒�
锛�4锛夋贩鍚堥洟瀛愮殑閬告搰婊村畾
鎺у埗閰稿害閫�(j矛n)琛屽垎姝ユ淮瀹�锛涘埄鐢ㄦ帺钄藉姂鐨勯伕鎿囨淮瀹�锛涘埄鐢ㄥ叾浠栫怠(lu貌)鍚堟淮瀹氭淮瀹�
鍔戠殑閬告搰婊村畾
锛�5锛夌怠(lu貌)鍚堟淮瀹氱殑鏂瑰紡鑸囨噳(y墨ng)鐢細
鍚勭ó婊村畾鏂瑰紡鍙婄ず渚�锛汦DTA 妯�(bi膩o)婧�(zh菙n)婧舵恫鐨勯厤鍒惰垏妯�(bi膩o)瀹�
5. 姘у寲閭勫師婊村畾娉�
锛�1锛夋哀鍖栭倓鍘熷弽鎳�(y墨ng)鐨勬柟鍚戣垏绋嬪害
鑳芥柉鐗规柟绋嬶紱姊濅欢闆讳綅锛涘奖闊挎浠堕浕浣嶇殑鍥犵礌锛涙哀鍖栭倓鍘熼€�(j矛n)琛岀殑绋嬪害
锛�2锛夋哀鍖栭倓鍘熷弽鎳�(y墨ng)鐨勯€熷害
姘у寲閭勫師閫熷害鐨勫樊鐣�锛涘奖闊垮弽鎳�(y墨ng)閫熷害鐨勫洜绱�
锛�3锛夋哀鍖栭倓鍘熸淮瀹�
姘у寲閭勫師婊村畾鏇茬窔锛涙哀鍖栭倓鍘熸寚绀哄姂锛涙哀鍖栭倓鍘熼爯(y霉)铏曠悊
锛�4锛夋哀鍖栭倓鍘熸淮瀹氱殑瑷�(j矛)绠�
锛�5锛夊父鐢ㄧ殑姘у寲閭勫師婊村畾娉�
楂橀尦閰搁墍娉�锛涢噸閴婚吀閴€娉�锛涚閲忔硶锛涢埌閲忔硶
6. 閲嶉噺鍒嗘瀽娉曡垏娌夋穩婊村畾娉�
锛�1锛夐噸閲忓垎鏋愭硶姒傝堪
閲嶉噺娉曠殑鍒嗛鍙婄壒榛�(di菐n)锛涙矇娣€閲嶉噺娉曠殑鍒嗘瀽閬�(gu貌)绋嬪拰灏�(du矛)娌夋穩鐨勮姹�锛�
閲嶉噺鍒嗘瀽鐨勮▓(j矛)绠�
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锛�2锛夋矇娣€鐨勬憾瑙ｅ害鍙婂叾褰遍熆鍥犵礌
婧惰В搴�銆佹椿搴︾⿳銆佹憾搴︾⿳鑸囨浠舵憾搴︾⿳锛涘奖闊挎矇娣€婧惰В搴︾殑鍥犵礌
锛�3锛夋矇娣€鐨勫舰鎴愯垏绱斿害
娌夋穩鐨勫垎椤�锛涙矇娣€鐨勫舰鎴愰亷(gu貌)绋�锛涙矇娣€鐨勭磾搴�
锛�4锛夋矇娣€?xi脿ng)l浠剁殑閬告搰
鏅跺舰娌夋穩娌夋穩?xi脿ng)l浠剁殑閬告搰锛涚劇(w煤)瀹氬瀷娌夋穩娌夋穩?xi脿ng)l浠剁殑閬告搰锛涘潎鍕绘矇娣€娉�
锛�5锛夋湁姗�(j墨)娌夋穩鍔戠殑鎳�(y墨ng)鐢�
鏈夋(j墨)娌夋穩鍔戠殑鐗归粸(di菐n)锛涙湁姗�(j墨)娌夋穩鍔戠殑鍒嗛
锛�6锛夋矇娣€婊村畾娉曪細
婊村畾鏇茬窔锛涜帿鐖炬硶锛涗經鐖惧搱寰锋硶锛涙硶妤婂徃娉�锛涢妧閲忔硶鐨勬噳(y墨ng)鐢�
7. 鍚稿厜鍏夊害娉�
锛�1锛夊惛鍏夊厜搴︽硶鐨勫熀鏈師鐞�
鍏夌殑鍩烘湰鎬ц唱(zh矛)锛涘惛鏀跺厜璀滅殑鐢�(ch菐n)鐢�锛涙憾娑茬殑鍚稿厜瀹氬緥
锛�2锛夊厜搴﹀垎鏋愮殑鏂规硶鑸囧剙鍣ㄧ啊(ji菐n)浠�
鍏夊害鍒嗘瀽鐨勫咕绋柟娉曪紱鍏夊害鍒嗘瀽鍎€鍣ㄧ啊(ji菐n)浠�銆�
锛�3锛夊惛鍏夊厜搴︽硶鐨勯潏鏁忓害鑸囨簴(zh菙n)纰烘€�
闈堟晱搴︾殑琛ㄧず锛涘奖闊块潏鏁忓害鐨勫洜绱狅紱娓�(c猫)閲忔浠剁殑閬告搰
锛�4锛夐’鑹插弽鎳�(y墨ng)鑸囧垎鏋愭浠剁殑閬告搰
椤壊鍙嶆噳(y墨ng)锛涘垎鏋愭浠剁殑閬告搰锛涢噸瑕侀’鑹茶│鍔�
锛�5锛夊惛鍏夊厜搴︽硶鎳�(y墨ng)鐢ㄧ啊(ji菐n)浠�
寰噺绲勫垎鐨勬脯(c猫)瀹氾紱绀哄樊鍏夊害娉�锛涘绲勫垎鍒嗘瀽锛涘厜搴︽淮瀹氭硶锛涚怠(lu貌)鍚堢墿鐨勭祫鎴�
娓�(c猫)瀹氾紱绌�(w臎n)瀹氬父鏁�(sh霉)鐨勬脯(c猫)瀹�锛涘急閰稿急鍫挎浠跺父鏁�(sh霉)鐨勬脯(c猫)瀹�
涓昏鍙冭€冩浉(sh奴)锛�
1锛庤彲涓斧澶�锛屾澅鍖楀斧澶э紝闄滆タ甯ぇ锛屽寳浜斧澶х瓑绶� 锛氥€婂垎鏋愬寲瀛�(xu茅)銆嬶紙绗洓鐗堬級涓婂唺(c猫)锛岄珮绛�
鏁欒偛鍑虹増绀� 2011 骞寸増銆�
2锛庢潕鍏嬪畨涓荤法锛氥€婂垎鏋愬寲瀛�(xu茅)鏁欑▼銆嬶紝鍖椾含澶у(xu茅)鍑虹増绀� 2005 骞寸増銆�
鍥涖€� 妯� 椤�
涓€锛庡柈闋�(xi脿ng)閬告搰椤�
1. 鍒嗘瀽閬�(gu貌)绋嬩腑锛岃│鍔戜腑鍚湁灏戦噺琚脯(c猫)绲勫垎锛屽畠閫犳垚浠€涔堟€ц唱(zh矛)鐨勮宸�锛�
A. 閬�(gu貌)澶辫宸� B. 闅ㄦ(j墨)瑾ゅ樊
C. 绯荤当(t菕ng)瑾ゅ樊 D. 鏂规硶瑾ゅ樊
5
2. 鐢� K2Cr2O7 娉曟脯(c猫)瀹� Fe2+
锛屼笅鍒楅伕闋�(xi脿ng)涓摢涓€鍊�(g猫)涓嶆槸鍔犲叆 H3PO4 鐨勭洰鐨�锛�
A. 鑸� Fe3+
褰㈡垚绌�(w臎n)瀹氱殑鐒�(w煤)鑹查厤鍚堢墿 锛屾笡灏� Fe3+
椤忚壊鐨勫共鎿�
B. 娓涘皬闆诲皪(du矛) Fe3+
/ Fe2+
鐨勯浕妤甸浕鍕�(sh矛)锛屽澶х獊韬嶈寖鍦�
C. 鎻愰珮閰稿害锛屼娇婊村畾鍙嶆噳(y墨ng)瓒ㄤ簬瀹屽叏
D. 鐢� K2Cr2O7 娉曟脯(c猫)瀹� Fe2+
锛岄渶瑕佸鍏冮吀
浜岋紟濉┖椤�
1. 妯�(bi膩o)瀹� 0.10mol / L 鐨� HCl 婧舵恫锛屾娑堣€� HCl 婧舵恫 25ml 宸﹀彸锛屾噳(y墨ng)绋卞彇鍩烘簴(zh菙n)鐗╃〖
鐮傦紙Na2B4O7路10H2O锛屾懇鐖惧紡閲忕偤 381.37 g / mol锛� 鍏嬨€�
2. 鍦ㄩ噸閲忓垎鏋愪腑锛屽奖闊挎矇娣€绱斿害鐨勪富瑕佸洜绱犳湁 鍜� 銆�
涓夈€佸垽鏂烽
1. 寰炴暩(sh霉)鎿�(j霉)鐨勭簿瀵嗗害濂藉渚�(l谩i)鍒ゆ柗鍒嗘瀽绲�(ji茅)鏋滄槸鍚﹀彲闈犵殑鍓嶆彁鏄郴绲�(t菕ng)瑾ゅ樊灏�銆�
2. 鐝�(xi脿n)鐢� 25ml 鐨勭Щ娑茬绉诲彇 25ml 鐨勬憾娑�锛屾噳(y墨ng)瑷橀寗鐐� 25.00ml銆�
鍥涳紟绨�(ji菐n)绛旈
1. 鐢ㄨ崏閰搁垑妯�(bi膩o)瀹� KMnO4 婧舵恫鏅�(sh铆)锛岄仼瀹滄韩搴﹁寖鍦嶆槸澶氬皯锛� 婧害閬�(gu貌)楂樻垨閬�(gu貌)浣庡皪(du矛)鍒�
鏋愭脯(c猫)瀹氭湁浠€涔堝奖闊�锛�
2. 閰嶄綅婊村畾涓偤浠€涔堣浣跨敤绶╂矕婧舵恫锛�
浜�銆佽▓(j矛)绠楅
1. 鐢� 0.1000 mol / L NaOH 婧舵恫婊村畾 0.1000 mol / L HAc锛坧Ka = 4.75锛夋憾娑�锛屽寲
瀛�(xu茅)瑷�(j矛)閲忛粸(di菐n)鐨� pH 鏄灏�锛熼伕鐢ㄤ綍绋寚绀哄姂锛�
锛堢敳鍩烘 pKa = 3.4锛涚敳鍩虹磪 pKa = 5.0锛涢厷閰� pKa = 9.1锛�
2. 绉诲彇鍚� Bi3+
銆丳b2+
鐨勮│娑� 25.00ml锛� 浠� XO 鐐烘寚绀哄姂锛屽湪 pH=1.0 鐢� 0.02015mol
/ LEDTA 婧舵恫婊村畾锛岀敤鍘� 20.28ml锛涜(di脿o) pH 鑷� 5.5锛岀辜绾�(x霉)鐢� EDTA 婧舵恫婊村畾锛屽張
娑堣€� 30.16ml銆傝▓(j矛)绠楁憾娑蹭腑 Bi3+
銆丳b2+
鐨勬績搴�銆�
鍏嶈铂(z茅)鑱叉槑锛氭湰鏂囩郴杞�(zhu菐n)杓夎嚜缍�(w菐ng)绲�(lu貌)锛屽鏈変镜鐘�锛岃珛(q菒ng)鑱�(li谩n)绯绘垜鍊戠珛鍗冲埅闄�锛屽彟锛氭湰鏂囧儏浠ｈ〃浣滆€呭€�(g猫)浜鸿榛�(di菐n)锛岃垏鏈恫(w菐ng)绔欑劇(w煤)闂�(gu膩n)銆傚叾鍘熷壍(chu脿ng)鎬т互鍙婃枃涓櫝杩版枃瀛楀拰鍏�(n猫i)瀹规湭缍�(j墨ng)鏈珯璀夊(sh铆)锛屽皪(du矛)鏈枃浠ュ強鍏朵腑鍏ㄩ儴鎴栬€呴儴鍒嗗収(n猫i)瀹�銆佹枃瀛楃殑鐪熷(sh铆)鎬�銆佸畬鏁存€с€佸強鏅�(sh铆)鎬ф湰绔欎笉浣滀换浣曚繚璀夋垨鎵胯锛岃珛(q菒ng)璁€鑰呭儏浣滃弮鑰�锛屽苟璜�(q菒ng)鑷鏍稿(sh铆)鐩搁棞(gu膩n)鍏�(n猫i)瀹�銆�
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鏂囩珷鎼滅储
鎮ㄧ従(xi脿n)鍦ㄧ殑浣嶇疆锛� 
