姝¤繋瑷晱鑰冪爺绉樼睄鑰冪爺缍�(w菐ng)!    鐮旂┒鐢熸嫑鐢熶俊鎭恫(w菐ng)    鑰冨崥鐪熼涓嬭級    鑰冪爺鐪熼涓嬭級    鍏ㄧ珯鏂囩珷绱㈠紩
鏂囩珷鎼滅储
   
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 鎮ㄧ従(xi脿n)鍦ㄧ殑浣嶇疆锛� 鑰冪爺绉樼睄鑰冪爺缍�(w菐ng) >> 鏂囩珷涓績 >> 灏堟キ(y猫)瑾� >> 姝f枃  婧窞澶у(xu茅)625鍒嗘瀽鍖栧(xu茅)鑰冪爺鐪熼

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2018 骞寸ⅸ澹爺绌剁敓鎷涚敓鍏ュ(xu茅)鑰冭│瑭﹂
绉戠洰浠g⒓鍙婂悕绋�:625 鍒嗘瀽鍖栧(xu茅) 閬╃敤灏堟キ(y猫)锛�070300 鍖栧(xu茅)
锛堣珛鑰冪敓鍦ㄧ瓟椤岀礄涓婄瓟椤�锛屽湪姝よ│椤岀礄涓婄瓟椤岀劇鏁堬級
涓€銆佸柈闋呴伕鎿囬锛堝叡 20 灏忛锛屾瘡灏忛 2 鍒�锛屽叡 40 鍒嗭級
1銆佷笅杩版儏娉佹墍寮曡捣鐨勮宸腑锛屼笉灞簬绯荤当(t菕ng)瑾ゅ樊鐨勬槸 锛� 锛�
A銆佸ぉ骞抽浂榛炵◢鏈夎畩鍕曪紱 B銆佺ū閲忔檪浣跨敤鐨勭牆纰奸姽铦�锛�
C銆佹淮瀹氱鍒诲害鏈稉(j墨ng)鏍℃锛� D銆佸ぉ骞崇殑鍏╄噦涓嶇瓑闀�銆�
2銆佺敤 NaOH妯�(bi膩o)婧栨憾娑叉淮瀹� FeCl3 婧舵恫涓殑娓搁洟 HCl锛孎(xi脿n)e3+
灏囧紩璧峰共鎿撅紙 锛�
涓嬪垪鍝ó鍖栧悎鐗╁彲娑堥櫎骞叉摼
A銆丒DTA B銆丆a-EDTA
C銆佹妾吀涓夐垑 D銆佷笁涔欓唶鑳�
3銆佷互 H2C2O4?2H2O 浣滅偤鍩烘簴鐗╄唱(zh矛)锛岀敤渚嗘(bi膩o)瀹� NaOH 婧舵恫鐨勬績搴�锛� 锛� 锛�
浣嗗洜淇濆瓨涓嶇暥(d膩ng)锛岃崏閰稿け鍘讳簡閮ㄥ垎绲�(ji茅)鏅舵按銆傚晱鐢ㄦ鑽夐吀妯�(bi膩o)瀹� NaOH
婧舵恫鐨勬績搴︽槸鍚︽湁褰遍熆锛�
A銆佸亸浣�锛� B銆佸亸楂�锛� C銆佺劇褰遍熆锛� D銆佷笉鑳界⒑瀹氥€�
4銆佺偤涓嬪垪婊村畾閬告搰鍚堥仼鐨勬寚绀哄姂
锛�1锛夌敤 EDTA 婧舵恫婊村畾 Pb2+
銆丅i3+
锛� 锛�
锛�2锛変互 K2Cr2O7 妯�(bi膩o)瀹� ?2
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OS 锛� 锛�
锛�3锛変互 K2Cr2O3 婊村畾 Fe2+
锛� 锛�
锛�4锛夌敤 EDTA 娓畾姘寸殑纭害锛� 锛�
A銆佹穩绮� B銆佷簩鑻兒纾洪吀閳� C銆佷簩鐢查厷姗� D銆侀壔榛� T
5銆佷笅鍒楅吀鍫挎淮瀹氫腑锛岀敱浜庢淮瀹氱獊韬嶄笉鏄庨’鑰屼笉鑳界敤鐩存帴婊村畾娉曢€茶婊村畾鍒嗘瀽
鐨勬槸锛� 锛� 锛�
A 銆丠Cl 婊村畾 NaCN (HCN锛歱Ka=9.21)
B 銆丠Cl 婊村畾鑻厷閳� (鑻厷锛歱Ka=10.00)
C 銆丯aOH 婊村畾鍚″暥楣� (鍚″暥锛歱Kb=8.77)
D 銆丯aOH 婊村畾鐢茶兒楣� (鐢茶兒锛歱Kb=3.37)
6銆侀厤鍒舵垨妯�(bi膩o)瀹氫笅鍒楁(bi膩o)婧栨憾娑�锛岄伕鐢ㄤ綍绋熀婧栬│鍔戯紵
锛�1锛堿gNO3 锛� 锛� 锛�2锛塁a2+
锛� 锛�
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A銆� CaC2O4 B銆並2Cr2O7 C銆丯aCl D銆丆aCO3
绗� 1 闋侊紝鍏� 5 闋�
7銆佷笅鍒楁淮瀹氱殑閰稿害姊濅欢鏄細
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锛�3锛夌閲忔硶 锛� 锛� 锛�4锛塊MnO4 娉� 锛� 锛�
A銆乸H6.5锝�10 B銆佷腑鎬ф垨寮遍吀鎬� C銆佺█ HNO3 D銆佺█ H2SO4
8銆佷笅鍒楅偅浜涜姹備笉鏄噸閲忓垎鏋愬皪绋遍噺褰㈠紡鐨勮姹傦細 锛� 锛�
A銆� 鍒嗗瓙閲忚澶� B銆佽〃闈㈢⿳瑕佸ぇ
C銆� 瑕佺┅(w臎n)瀹� D銆佺祫鎴愯鑸囧寲瀛�(xu茅)寮忓畬鍏ㄧ鍚�
9銆佷笅闈㈠摢涓€鍊嬩緥瀛愭槸绶╂矕婧舵恫 锛� 锛�
A銆丠C2H3O2 +NaC2H3O2 B銆丠Cl +HC2H3O2
C銆丯aOH + NH4OH D銆丠Cl +NH4Cl
10銆佷笅鍒楅偅涓€姊濅笉鏄亸闆㈡湕浼�-姣旇€冲畾寰嬬殑鍘熷洜锛� 锛� 锛�
A銆佸惛鍏夌墿璩�(zh矛)闆㈣В銆佺窢鍚堟垨鐢�(ch菐n)鐢熷壇鍙嶆噳(y墨ng) B銆佸柈鑹插厜绱斿害
C銆佽│娑叉槸鑶犻珨婧舵恫銆佷钩婵佹恫鎴栨嚫娴墿璩�(zh矛) D銆佹憾娑茬殑椤忚壊
11銆佺伀鐒板師瀛愬惛鏀舵硶娓畾閳f檪,鍔犲叆 La3+
鎴� Sr2+
鏄偤浜嗘秷闄や笅杩�
鍝ó骞叉摼? 锛� 锛�
A銆佺墿鐞嗗共鎿� B銆佸寲瀛�(xu茅)骞叉摼
C銆侀浕闆㈠共鎿� D銆佸厜璀滃共鎿�
12銆佽娓畾鏌愭按妯d腑 10-9
鐨� Hg锛屾噳(y墨ng)瑭查伕鎿囦笅鍒楀摢绋柟娉曡純鍚堥仼锛燂紙 锛�
A銆佺櫦(f膩)灏勫厜璀滄硶 B銆佸垎鍏夊厜搴︽硶
C銆佸喎鍘熷瓙鍚告敹娉� D銆佺伀鐒板師瀛愬惛鏀舵硶
13銆佸師瀛愮櫦(f膩)灏勫厜璀滄槸鐢变笅鍒楀摢绋簫閬风敘(ch菐n)鐢熺殑锛� 锛� 锛�
A銆� 杓诲皠鑳戒娇姘f厠(t脿i)鍘熷瓙澶栧堡闆诲瓙婵€鐧�(f膩)
B銆� 杓诲皠鑳戒娇姘f厠(t脿i)鍘熷瓙鍏�(n猫i)灞ら浕瀛愭縺鐧�(f膩)
C銆� 闆荤啽鑳戒娇姘f厠(t脿i)鍘熷瓙鍏�(n猫i)灞ら浕瀛愭縺鐧�(f膩)
D銆� 闆荤啽鑳戒娇姘f厠(t脿i)鍘熷瓙澶栧堡闆诲瓙婵€鐧�(f膩)
14銆佸父鐢ㄧ殑 pH 瑷堟槸鍒╃敤涓€涓嬪摢涓€绋浕瀛�(xu茅)鎬ц唱(zh矛)渚嗘脯瀹氭按婧舵恫涓矮闆㈠瓙娲诲害
鐨�锛� 锛� 锛�
A銆侀浕灏�(d菐o)鐜� B銆侀浕瀹� C銆侀浕娴� D銆侀浕浣嶅樊
15銆佸皪浜庨浕浣嶆淮瀹氭硶锛屼笅闈㈠摢绋娉曟槸閷鐨� 锛� 锛�
A銆佸湪閰稿牽婊村畾涓�锛屽父鐢� pH 鐜荤拑闆绘サ鐐烘寚绀洪浕妤�锛岄=鍜岀敇姹為浕妤电偤鍙冩瘮闆绘サ
B銆佸急閰�銆佸急鍫夸互鍙婂鍏冮吀锛堝牽锛変笉鑳界敤闆讳綅婊村畾娉曟脯瀹�
C銆侀浕浣嶆淮瀹氭硶鍏锋湁闈堟晱搴﹂珮銆佹簴纰哄害楂�銆佹噳(y墨ng)鐢ㄨ寖鍦嶅唬绛夌壒榛�
D銆佸湪閰稿牽婊村畾涓�锛屾噳(y墨ng)鐢ㄩ浕浣嶆硶鎸囩ず婊村畾绲傞粸姣旂敤鎸囩ず鍔戞硶鎸囩ず绲傞粸鐨勯潏鏁忓害
楂樺緱澶�
绗� 2 闋�锛屽叡 5 闋�
16銆佸湪鎺у埗闆讳綅闆昏В閬庣▼涓�锛岀偤浜嗕繚鎸佸伐浣滈浕妤甸浕浣嶆亽瀹氾紝蹇呴爤淇濇寔锛� 锛�
A銆佷笉鏂锋敼璁婂鍔犻浕澹� B銆佸鍔犻浕澹撲笉璁�
C銆佽紨鍔╅浕妤甸浕浣嶄笉璁� D銆侀浕瑙i浕娴佹亽瀹�
17銆佸湪婧跺嚭浼忓畨娉曚腑锛屼笅闈㈣娉曚笉灏嶇殑鏄� 锛� 锛�
A銆佽姹傛憾娑蹭腑琚脯鐗╄唱(zh矛) 100%瀵岄泦浜庨浕妤典笂
B銆佸瘜闆嗘檪闇€鏀媽鎴栦娇鐢ㄦ棆杞�(zhu菐n)闆绘サ
C銆佹憾鍑烘檪涓嶆敧鎷屾憾娑�
D銆佸毚鏍兼帶鍒跺瘜闆嗙殑鏅傞枔
18銆佹サ璀滄尝鍚庢鍑虹従(xi脿n)骞宠嚭鏄敱浜� 锛� 锛�
A銆侀浕妤靛弽鎳�(y墨ng)鍙楅浕鍖栧(xu茅)妤靛寲鎺у埗
B銆佹績宸サ鍖栨帶鍒朵簡鎿存拻闆绘祦
C銆侀浕妤靛懆鍦嶇殑闆诲牬涓€瀹�
D銆佹睘婊磋惤涓嬫檪灏囬浕鑽峰付璧颁簡
19銆佸湪姘g浉鑹茶瓬娉曚腑锛屽畾閲忕殑鍙冩暩(sh霉)鏄� 锛� 锛�
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锛�銆佸崐宄板 锛�銆佸嘲闈㈢⿳
20銆佸湪姘g浉鑹茶瓬鍒嗘瀽涓紝鐐轰簡娓畾杈�(n贸ng)鐗╀腑鍚~杈�(n贸ng)钘ョ殑娈樼暀閲�锛屾噳(y墨ng)閬哥敤涓嬭堪鍝�
绋娓櫒锛� 锛� 锛�
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锛�銆佺伀鐒板厜搴� 锛�銆佹矮鐏劙闆㈠瓙鍖�
浜屻€佸~绌洪锛堝叡 30 绌烘牸锛屾瘡绌烘牸 1 鍒�锛屽叡 30 鍒嗭級
1銆佹淮瀹氬垎鏋愭柟寮忓寘鎷� 銆� 銆� 銆�
鍥涚ó銆�
2銆佷笅鍒楀悇鏁�(sh霉)鍚湁鐨勬湁鏁堟暩(sh霉)瀛楁槸骞句綅锛�0.0030 锛� pH=5.2 銆�
3銆侀吀鍫挎寚绀哄姂璁婅壊鑼冨湇鐨勮〃绀哄紡鐐� 锛岄吀鍫跨珐娌栨憾娑茬珐娌栬寖
鍦嶈〃绀虹偤 銆�
4銆侀吀鍫挎淮瀹氭洸绶氫腑锛屾淮瀹氱獊韬嶇殑澶у皬鑸� 鍜� 鏈夐棞(gu膩n)銆�
5銆佹哀鍖栭倓鍘熸淮瀹氭洸绶氱殑绐佽簫鑼冨湇鑸� 鍜� 鏈夐棞(gu膩n)銆�
6銆佺敤绋€ H2SO4 娌夋穩 Ba2+
鏅傦紝娌夋穩鍔戜竴鑸亷閲廮__________锛涚敤 BaCl2 婧舵恫娌�
娣€ SO4
2-
鏅� 娌� 娣€ 鍔� 涓€ 鑸� 閬� 閲� ___________锛� 鍏� 鑰� 涓� 鍚� 鐨� 鍘� 鍥� 鏄� 鍓� 鑰�
_________鍚庤€卂___________銆�
绗� 3 闋侊紝鍏� 5 闋�
7銆侀€犳垚鍏辨矇娣€鐨勫師鍥犳湁锛歘________銆乢________銆乢________銆�
8銆佸湪鍚稿厜鍏夊害娉曚腑锛屽惛鍏夊害 A 鍦╛______________鑼冨湇鍏�(n猫i)锛岄€忓厜搴� T 鍦�
______________鍦嶅収(n猫i)婵冨害娓噺鐨勭浉灏嶈宸純灏忋€�
9銆佸父鐢ㄦ埃鐩歌壊璀滃畾閲忔柟娉曟湁 銆� 鍜� 銆�
10銆佸湪鍘熷瓙鍚告敹鍏夎瓬娉曚腑, 鑻ユ湁骞叉摼鍏冪礌鍏辨尟鍚告敹绶氱殑閲嶇枈, 灏囧皫(d菐o)鑷存脯瀹氱祼(ji茅)鏋�
鍋廮_______銆傞亣姝ゆ儏娉�, 鍙敤_____________________鐨勬柟娉曚締瑙f焙銆�
11銆佹(bi膩o)婧栧姞鍏ユ硶鍙互娑堥櫎鍘熷瓙鍚告敹鍒嗘瀽娉曚腑__________鐢�(ch菐n)鐢熺殑骞叉摼锛屼絾涓嶈兘
娑堥櫎__________鍚告敹鐢�(ch菐n)鐢熺殑骞叉摼銆�
12銆佸師瀛愮櫦(f膩)灏勫厜璀滃収(n猫i)妯�(bi膩o)娉曠殑鍩烘湰瀹氶噺鍏紡鐐篲____________锛屽叾涓殑鑷惛甯告暩(sh霉)
鐐篲______銆�
涓�銆佺啊绛旈锛堝叡 4 灏忛锛屾瘡灏忛 5 鍒�锛屽叡 20 鍒嗭級
1銆佽珛鎸囧嚭鐏劙鍘熷瓙鍖栬垏鐭冲ⅷ鐖愬師瀛愬寲鐨勪笉鍚岄粸锛岀偤浠€涔堝悗鑰呴潏鏁忓害瑕侀珮锛�
2銆佷粈涔堟槸鍘熷瓙鍚告敹鐨勬娓檺锛岃珛瀵嚭妾㈡脯闄愮殑瑷堢畻鍏紡銆�
3銆佺敤妤佃瓬鍒嗘瀽娉曟脯瀹� 1脳10-2
mol/L 鐨� Cu2+
婧舵恫锛屽垎鍒ュ湪 0.1mol/LKCl 浠嬭唱(zh矛)
鑸囧湪姘翠腑娓噺锛屽摢绋儏娉佷笅娓緱鐨勯浕娴佸ぇ锛熺偤浠€涔堬紵
4銆佹埃鐩歌壊璀滃剙鐢卞摢骞鹃儴鍒嗙祫鎴愶紵鍚勬湁浣曚綔鐢�锛�
鍥�銆佸垎鏋愭柟妗堣ō(sh猫)瑷堥锛堝叡 2 灏忛锛屾瘡灏忛 10 鍒嗭紝鍏� 20 鍒嗭級
瑭︽摤瀹氬悎鐞嗙殑瀹氶噺鍒嗘瀽鏂规锛屾脯瀹氫笅鍒楄│妯d腑鐨勭祫鍒嗗惈閲忥紙鍒ゆ柗娣峰悎閰�
鏄惁鍙互婧栫⒑婊村畾銆佸垎鍒ユ淮瀹�锛涘寲瀛�(xu茅)瑷堥噺榛� pH锛涙寚绀哄姂濡備綍閬告搰锛熷鍑虹啊瑕�
鍒嗘瀽姝ラ鍙婂垎鏋愮祼(ji茅)鏋滆▓绠楀叕寮� g/L 鎴�%琛ㄧず锛夛紙娣峰悎閰镐腑鍚勯吀婵冨害鍙互鑷繁瑷�(sh猫)
瀹氾級
1銆� HCl+NH4NO3 娣峰悎娑诧紙閰稿牽婊村畾娉曪級 NH3 pKb=4.74
2銆� Bi3+
銆乑n2+
銆丆a2+
銆丮g2+
娣峰悎娑蹭腑鍚勭祫鍒嗗惈閲忕殑娓畾銆�
(lgKBiY =27.94 lgKZnY =16.50 lgKCaY =10.69 lgKMgY =8.7)
浜�銆佽▓绠楅锛堝叡 5 灏忛锛岀 1 椤� 10 鍒�锛�2-3 椤屾瘡椤� 7 鍒�锛�4-5 椤屾瘡椤� 8 鍒�锛�
鍏� 40 鍒嗭級
1銆侊紙1锛夋(bi膩o)瀹� 0.1mol/LHCl銆傛娑堣€� HCl 25mL 宸﹀彸锛岀偤浣跨ū閲忚宸笉澶т簬 0.1%銆�
锛堝垎鏋愬ぉ骞冲彲绋辨簴鑷陈�0.0001g锛夛紝鍟忥細鎳�(y墨ng)閬哥敤浣曠ó鍩烘簴瑭﹀姂鏈€鍚堥仼锛熺ū鍙栧熀
婧栬│鍔戝灏戝厠锛燂紙Na2CO3: 106.0銆丯a2B4O7銆�10H2O:381.4锛�
锛�2锛夌ū鍙栧惈鎯版€ч洔璩�(zh矛)鐨勬贩鍚堝牽瑭︽ǎ 1.000g锛屽畾瀹硅嚦 250.0mL銆傜Щ鍙� 25.00mL
瑭︽恫鍏╀唤銆備竴浠界敤閰氶厼浣滄寚绀哄姂锛岀敤 0.1038mol/LHCl 婊村畾锛岀敤鍘� 17.96mL锛�
鍙︿竴浠界敤鐢插熀姗欎綔鎸囩ず鍔�锛岀敤鍚屾ǎ鐨� HCl 婊村畾锛岀敤鍘� 21.17mL銆傚晱瑭︽ǎ绲勬垚
鏄粈涔�锛熷悇绲勫垎鐨勭櫨鍒嗗惈閲忕偤澶氬皯锛�
锛圢a2CO3:106.0,NaHCO3:84.01,NaOH:40.00锛�
绗� 4 闋�锛屽叡 5 闋�
2銆佺う鐭充腑 W%鐨勬脯瀹�锛屾暩(sh霉)鎿�(j霉)濡備笅锛�20.43銆�20.39銆�20.59銆�20.48銆�20.41銆�20.37銆�
瑭︾敤 Q-妾㈤娉曞垽鏂锋槸鍚︽湁鍙枒鍊煎瓨鍦紵姝g⒑鍫卞嚭骞冲潎绲�(ji茅)鏋�銆佹(bi膩o)婧栧亸宸強骞冲潎鍊�
鐨勮嚨淇″崁(q奴)闁�銆傝ō(sh猫) P 鐐� 95%锛�
Qp,n 鍊艰〃锛�
n 4 5 6 7 8 9 10
Q0.95,n 1.05 0.86 0.76 0.69 0.64 0.60 0.58
t0.95,f 3.18 2.78 2.57 2.45 2.36 2.31 2.26
3銆佸湪 pH=5.5 鐨勫叚娆$敳鍩哄洓鑳虹珐娌栨憾娑蹭腑锛屼互 XO 浣滅偤鎸囩ず鍔戯紝鐢� 0.02000
mol.L-1
鐨� EDTA 婊村畾鍚屾績搴︾殑 Zn2+
锛岃│瑷堢畻绲傞粸瑾ゅ樊銆傚凡鐭ワ細lgKZnY锛�16.5锛�
pH=5.5 鏅�锛宭g伪Y(H)=5.51銆乸Znep锛�5.7
4銆佹眰 PbSO4 鍦� 1.0 mol.L-
HCl 涓殑婧惰В搴�锛屽苟鎸囧嚭鍝簺鍥犵礌褰遍熆娌夋穩鐨勬憾瑙�
搴�銆傦紙婧惰В搴﹁▓绠椾笉鑰冩叜楣芥晥鎳�(y墨ng)锛� KSP[PbSO4]=1.0脳10-8
H2SO4 鐨� Ka2=1.0脳10-2
锛�
Pb-Cl 閰嶅悎鐗╃殑 lg尾1=1.2锛宭g尾2=0.6锛宭g尾3=1.2锛�
5銆佸湪 1 cm 姣旇壊鐨垮拰 525 nm 鏅�锛� 1.00 脳 10 -4
mol/L KMnO4 婧舵恫鐨勫惛鍏夊害鐐�
0.585 ?锛孎(xi脿n)鏈� 0.500 鍏嬮尦鍚堥噾瑭︽ǎ锛屾憾浜庨吀鍚�锛岀敤楂樼閰搁菇灏囬尦鍏ㄩ儴姘у寲鎴�
MnO4
-
锛岀劧鍚庤綁(zhu菐n)绉昏嚦 500 ml 瀹归噺鐡朵腑銆傚湪 1 cm 姣旇壊鐨垮拰 525 nm 鏅傦紝娓緱鍚�
鍏夊害鐐� 0.400 銆傛眰 525 nm 鏅� KMnO4 婧舵恫鐨勬懇鐖惧惛鏀剁郴鏁�(sh霉)鍜岃│妯d腑閷崇殑鐧惧垎鍚噺銆�
锛� Mn:54.94 锛�
绗� 5 闋�锛屽叡 5 闋�

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