钛(Ti)被称为继铁、铝之后的第三金属,也有人说21世纪是钛的世纪。钛在地壳中的含量并不少,但钛的冶炼技 钛(Ti)被称为继铁、铝之后的第三金属,钛白(TiO2)是目...

\u949b\uff08Ti\uff09\u88ab\u79f0\u4e3a\u7ee7\u94c1\u3001\u94dd\u4e4b\u540e\u7684\u7b2c\u4e09\u91d1\u5c5e\uff0c\u4e5f\u6709\u4eba\u8bf421\u4e16\u7eaa\u662f\u949b\u7684\u4e16\u7eaa\uff0e\u949b\u5728\u5730\u58f3\u4e2d\u7684\u542b\u91cf\u5e76\u4e0d\u5c11\uff0c\u4f46\u949b\u7684\u51b6\u70bc

\uff081\uff09\u7535\u89e3\u98df\u76d0\u6c34\u751f\u6210NaOH\u3001H2\u548cCl2\uff0c\u53cd\u5e94\u7684\u79bb\u5b50\u65b9\u7a0b\u5f0f\u4e3a2Cl-+2H2O \u901a\u7535 . 2OH-+H2\u2191+Cl2\u2191\uff0c\u7535\u89e3\u65f6\uff0c\u9634\u6781\u6c22\u79bb\u5b50\u5f97\u7535\u5b50\u751f\u6210\u6c22\u6c14\uff0c\u6545\u9634\u6781\u4ea7\u751f\u6c22\u6c14\u4e3a\uff1a0.224L22.4L/mol=0.01mol\uff0c2Cl-+2H2O \u901a\u7535 . 2OH-+Cl2\u2191+H2\u2191\uff0c 2mol 1mol n 0.01moln2mol\u00d70.01mol1mol=0.02mol\uff0cc\uff08OH-\uff09=0.02mol2L=0.01mol/L\uff0cc\uff08H+\uff09=10?140.01=10-12\uff0c\u6545pH=12\uff1b\u6545\u7b54\u6848\u4e3a\uff1a2Cl-+2H2O \u901a\u7535 . 2OH-+Cl2\u2191+H2\u2191\uff1b12\uff1b\uff082\uff09\u4ece\u56fe\u793a\u53ef\u77e5\u6c2f\u5316\u65f6\u7684\u53cd\u5e94\u7269\u4e3aFeTiO3\u3001C\u3001Cl2\uff0c\u751f\u6210\u7269\u4e3aFeCl3\u3001TiCl4\u3001CO\uff0c\u518d\u6839\u636e\u5f97\u5931\u7535\u5b50\u548c\u539f\u5b50\u5b88\u6052\u5373\u53ef\u5f97\u51fa\u8be5\u53cd\u5e94\u7684\u65b9\u7a0b\u5f0f\u4e3a\uff1a2FeTiO3+6C+7Cl2 \u9ad8\u6e29 . 2FeCl3+2TiCl4+6CO\uff0c\u6545\u7b54\u6848\u4e3a\uff1a2FeTiO3+6C+7Cl2 \u9ad8\u6e29 . 2FeCl3+2TiCl4+6CO\uff1b\uff083\uff09\u5728Ar\u6c14\u6c1b\u4e2d\u8fdb\u884c\u7684\u7406\u7531\u662fMg\u548cTi\u90fd\u6709\u8f83\u5f3a\u8fd8\u539f\u6027\uff0c\u5728\u9ad8\u6e29\u4e0b\u90fd\u6613\u88ab\u7a7a\u6c14\u4e2d\u7684O2\u6c27\u5316\uff0c\u6545\u7b54\u6848\u4e3a\uff1aMg\u548cTi\u90fd\u6709\u5f3a\u8fd8\u539f\u6027\uff0c\u5728Ar\u6c14\u6c1b\u4e2d\u53ef\u4ee5\u9632\u6b62\u88ab\u6c27\u5316\uff1b\uff084\uff09\u2460\u4ece\u56fe\u8c61\u53ef\u77e5\uff0c\u5e73\u8861\u6d53\u5ea6c\uff08CH3OH\uff09=0.4mol/L\uff0cc\uff08H2O\uff09=0.25mol/L\uff0cc\uff08CH3OCH3\uff09=1mol/L\uff0c\u5e73\u8861\u5e38\u6570K=1\u00d70.80\uff0e42=5\uff0c\u6545\u7b54\u6848\u4e3a\uff1a5\uff1b\u2461Qc=1.2\u00d70.60\uff0e42=4.5\uff1c5\uff0c\u6545\u5e73\u8861\u5411\u6b63\u53cd\u5e94\u65b9\u5411\u79fb\u52a8\uff0c\u6240\u4ee5v\u6b63\uff1ev\u9006\uff0c\u6545\u7b54\u6848\u4e3a\uff1a\uff1e\uff1b\uff085\uff09\u6839\u636eCO+2H2\u2192CH3OH\uff0cCH3OH\uff5eCO\uff5e76Cl2\uff5e76H2\uff0c\u6240\u4ee5\u751f\u4ea71 molCH3OH\uff0c\u7406\u8bba\u4e0a\u8fd8\u9700\u8865\u5145\u6c22\u6c14\uff082-76\uff09\uff09mol=56mol\uff0c\u537353gH2\uff0c\u6545\u751f\u4ea7192 t CH3OH\u8fd8\u9700\u8865\u5145H2\u7684\u8d28\u91cf\u4e3a\uff1a<ta

\u5236\u5907TiO2\u7684\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u5229\u7528\u7684\u526f\u4ea7\u7269\u662f\uff1a FeSO4\u00b77H2O \uff1b\u8003\u8651\u6210\u672c\u548c\u5e9f\u7269\u7efc\u5408\u5229\u7528\u56e0\u7d20\uff0c\u5e9f\u6db2\u4e2d\u5e94\u52a0\u5165\uff1a\u77f3\u7070\uff08\u6216\u78b3\u9178\u9499\u3001\u5e9f\u78b1\uff09\u5904\u7406\u3002

(14分,每空2分) (1)2Cl +2H 2 O 2OH +H 2 ↑+Cl 2 ↑;12
(2)2FeTiO 3 +6C+7Cl 2 2TiCl 4 +2FeCl 3 +6CO;
(3)防止高温下Mg、Ti与空气中的O 2 (或CO 2 、N 2 )反应; (4) ①5    ②>     (5)10

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    绛旓細锛2锛夐珮娓╀笅纰崇殑姘у寲浜х墿鏄疌O锛屾墍浠閽閾佺熆缁忔隘鍖栧緱鍒板洓姘寲閽涚殑鍖栧鏂圭▼寮忔槸2FeTiO 3 锛6C锛7Cl 2 2TiCl 4 锛2FeCl 3 锛6CO銆傦紙3锛夊湪楂樻俯涓嬮晛鍜岄挍鍧囪兘鍜岀┖姘斾腑鐨勬哀姘旀垨姘皵鎴朇O 2 鍙嶅簲锛屾墍浠ュ弽搴斿湪Ar姘旀皼涓繘琛岀殑鐞嗙敱鏄槻姝㈤珮娓╀笅Mg銆Ti涓庣┖姘斾腑鐨凮 2 锛堟垨CO 2 銆丯 2 锛夊弽搴斻傦紙4...
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    绛旓細A锛庡弽搴斺憼鏈夊崟璐ㄥ弬鍔犲弽搴旓紝涓斿瓨鍦ㄥ厓绱犵殑鍖栧悎浠峰彉鍖栵紝涓瀹氫笉鏄鍒嗚В鍙嶅簲锛屾晠A閿欒锛汢锛庡弽搴斺憽鏈夊崟璐ㄤ笌鍖栧悎鐗╁弽搴旂敓鎴愭柊鍗曡川涓庢柊鍖栧悎鐗╋紝鏄疆鎹㈠弽搴旓紝鏁匓姝g‘锛汣锛庡弽搴斺憼涓锛孴i銆丱鍏冪礌鐨勫寲鍚堜环涓嶅彉锛屽垯TiO2涓嶆槸姘у寲鍓傦紝鏁匔閿欒锛汥锛庡弽搴斺憽涓噾灞為晛鍏冪礌鐨勫寲鍚堜环鍗囬珮锛孧g鏄繕鍘熷墏锛屾晠D閿欒锛涙晠閫塀锛
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    绛旓細锛1锛塗i浣嶄簬鍏冪礌鍛ㄦ湡琛ㄤ腑绗洓鍛ㄦ湡鈪鏃忥紝鏁呯瓟妗堜负锛氬洓锛涒叄B锛涳紙2锛夊凡鐭ワ細锛氣憼C 锛坰锛+O2 锛坓锛=CO2 锛坓锛夛紱鈻矵=-393.5kJ?mol-1鈶2CO 锛坓锛+O2 锛坓锛=2CO2 锛坓锛夛紱鈻矵=-566kJ?mol-1鈶iO2锛坰锛+2Cl2 锛坓锛=TiCl4锛坰锛+O2锛坓锛夛紱鈻矵=+141kJ?mol-1鍒╃敤鐩栨柉瀹氬緥灏嗏憿+2脳...
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    绛旓細鏁呯瓟妗堜负锛2FeTiO3+6C+7Cl2 鐢佃В . 2TiCl4+2FeCl3+6CO锛涳紙3锛堿锛嶮g涓嶆槸鍦∣2涓噧鐑э紝鏁641kJ/mol涓嶈兘绉板叾鐕冪儳鐑紝鏁匒閿欒锛汢锛庡弽搴Ti锛s锛+2Cl2锛坓锛=TiCl4锛坰锛変负鏀剧儹鍙嶅簲锛1mol Ti锛坰锛夊拰2mol Cl2 锛坓锛夌殑鎬昏兘閲忓ぇ浜1mol TiCl4 锛坰锛夌殑鎬昏兘閲忥紝鏁匓閿欒锛汣锛庡亣璁捐川閲忓潎涓24g...
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    绛旓細A锛庘憼涓弽搴旂墿鏈2绉嶅崟璐紝鐢熸垚鐗╀腑娌℃湁鍗曡川锛屼笉绗﹀悎缃崲鍙嶅簲鐨勬蹇碉紝鏁匒閿欒锛汢锛庘憽涓虹疆鎹㈠弽搴旓紝涓嶇鍚堝鍒嗚В鍙嶅簲鐨勬蹇碉紝鏁匓閿欒锛汣锛庘憼涓Ti銆丱鍏冪礌鐨勫寲鍚堜环涓嶅彉锛岃孋l鍏冪礌鐨勫寲鍚堜环闄嶄綆锛屽垯姘皵涓烘哀鍖栧墏锛屾晠C閿欒锛汥锛庘憽涓璏g鍏冪礌鐨勫寲鍚堜环鍗囬珮锛屽垯Mg涓鸿繕鍘熷墏锛屾晠D姝g‘锛涙晠閫塂锛
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