弱酸制强酸的化学方程式 求几个弱酸制强酸的化学方程式(高中常见的就行)
\u9ad8\u4e2d\u9636\u6bb5\u5316\u5b66\u552f\u4e00\u4e00\u4e2a\u5f31\u9178\u5236\u5f3a\u9178\u7684\u5316\u5b66\u65b9\u7a0b\u5f0f\uff1fH2S + CuSO4 = CuS\u6c89\u6dc0 + H2SO4\uff0c\u6240\u6709\u6570\u5b57\u90fd\u662f\u4e0b\u89d2\u6807\u3002\u6c22\u786b\u9178H2S\u662f\u5f31\u9178\uff0c\u786b\u9178H2SO4\u662f\u5f3a\u9178\u3002 \u5c31\u4e00\u4e2a
\u4e00\u822c\u662f\u751f\u6210\u4e0d\u6eb6\u4e8e\u9178\u7684\u76d0\u6709\u884c
\u6bd4\u5982H2S\u4e0e\u786b\u9178\u94dc\u6c2f\u5316\u94dc\u8fd9\u6837\u7684\uff0cCuS\u4e0d\u6eb6\u4e8e\u9178\u53cd\u5e94\u53ef\u4ee5\u8fdb\u884c
H2S+CuSO4=CuS\u6c89\u6dc0+H2SO4
\u56e0\u4e3a\u5e38\u6e29\u6c1f\u5316\u9499\u6c89\u6dc0\u96be\u6eb6\u4e8e\u7a00\u76d0\u9178
\u4e8e\u662f
2HF+CaCl2==CaF2\u6c89\u6dc0+2HCl
\u53c8\u6bd4\u5982Ag2SO4+2HCl=2AgCl+H2SO4
\u4e00\u822c\u76d0\u9178\u4f4e\u6cb8\u70b9\u6325\u53d1\u6027\u9178\u662f\u4e0d\u80fd\u5236\u53d6\u786b\u9178\u7684\u4f46AgCl\u4e0d\u6eb6\u4e8e\u9178\u5c31\u53ef\u4ee5\u3002
该反应表面看是弱酸制强酸，实质是两者发生复分解反应，生成了难溶性的CuS沉淀，使离子浓度大大降低。
Cl2 + H2SO3 + H2O = 2HCl + H2SO4
H2S + CuSO4 = CuS + H2SO4
绛旓細渚嬪锛欻2S+CuSO4=CuS+H2SO4 璇ュ弽搴旇〃闈㈢湅鏄急閰稿埗寮洪吀锛屽疄璐ㄦ槸涓よ呭彂鐢熷鍒嗚В鍙嶅簲锛岀敓鎴愪簡闅炬憾鎬х殑CuS娌夋穩锛屼娇绂诲瓙娴撳害澶уぇ闄嶄綆銆
绛旓細Cl2 + H2SO3 + H2O = 2HCl + H2SO4 H2S + CuSO4 = CuS鈫 + H2SO4 鏈涢噰绾硂锛屼翰锛侊紒锛
绛旓細銆怌u锛孉g2锛孭b銆戙怱O4锛孋l2锛(NO3)2銆+H2S===銆怌u锛孉g2锛孭b銆慡{婧惰В搴︽瀬灏忕殑娌夋穩}+銆怘2SO4锛2HCl锛2HNO3銆慞b銆怱O4锛孋l2锛(NO3)2銆+2CH3COOH===(CH3COO)2Pb{鏋佸急鐢佃В璐▆+銆怘2SO4锛2HCl锛2HNO3銆戙怉锛孊锛孋銆戣〃绀篈銆丅銆丆浠诲彇鍏朵竴 ...
绛旓細纭寲姘紙H2S锛変笌纭吀閾滐紙CuSO4锛夊弽搴旓紝鍖栧鏂圭▼寮忎负锛欻2S+CuSO4鈫扖uS鈫+H2SO4銆傚湪杩欎釜鍙嶅簲涓紝纭寲姘㈡槸涓绉嶅急閰革紝鑰岀～閰搁摐鏄竴绉嶅己閰搞傚綋杩欎釜鍙嶅簲鍙戠敓鏃讹紝鐢变簬纭寲閾滐紙CuS锛夋槸涓绉嶉毦婧剁墿璐紝瀹冧細闃绘纭寲姘㈢户缁笌纭吀閾滃弽搴旓紝浠庤屼娇寰楀钩琛″悜鐫鐢熸垚寮遍吀纭寲姘㈢殑鏂瑰悜绉诲姩銆
绛旓細娉ㄦ剰锛屼笉鑳借寮洪吀鍙互鍒跺急閰革紝寮遍吀灏变笉鑳界敓鎴愬己閰革紝鍙婊¤冻涓瀹氭潯浠讹紝寮遍吀涔熷彲浠ヨ浆鍙樹负寮洪吀銆涓句緥锛欻2S+CuSO4==CuS鈫+H2SO4 鏈川鏄弧瓒冲鍒嗚В鍙嶅簲鐨勭敓鎴愰毦婧剁墿璐ㄧ殑鏉′欢 寮遍吀 寮洪吀 H2SO3+HClO==H2SO4+HCl 婊¤冻浜嗘哀鍖栬繕鍘熷弽搴旂殑鏉′欢 寮遍吀 寮遍吀 寮洪吀 寮洪吀 ...
绛旓細閫夋嫨鍚堥傜殑鍙嶅簲鐗╁苟鍐欏嚭鍖栧鏂圭▼寮锛屽:鈶燞 2 SO 3 涓嶩ClO锛?鈶a 2 SO 3 ?涓?NaClO;?鈶 2 SO 3 涓嶩 2 S锛涒懀H 2 S涓嶤uSO 4 銆傦紙2锛夐噸鏅剁煶鐨勪富瑕佹垚鍒嗕负BaSO 4 ;鈶犲垎鏋愭墍缁欐哀鍖栬繕鍘熷弽搴斾腑鏈夊叧鍏冪礌鍖栧悎浠风殑鍙樺寲鍙煡锛欱aSO 4 涓+6浠风殑纭彉涓築aS涓殑-2浠凤紝琚繕鍘燂紱鑰屽崟璐ㄧ⒊鐢0浠...
绛旓細涓鑸槸鐢熸垚涓嶆憾浜閰哥殑鐩愭湁琛 姣斿H2S涓庣～閰搁摐姘寲閾滆繖鏍风殑锛孋uS涓嶆憾浜庨吀鍙嶅簲鍙互杩涜 H2S+CuSO4=CuS娌夋穩+H2SO4 鍥犱负甯告俯姘熷寲閽欐矇娣闅炬憾浜庣█鐩愰吀 浜庢槸 2HF+CaCl2==CaF2娌夋穩+2HCl 鍙堟瘮濡侫g2SO4+2HCl=2AgCl+H2SO4 涓鑸洂閰镐綆娌哥偣鎸ュ彂鎬ч吀鏄笉鑳鍒跺彇纭吀鐨勪絾AgCl涓嶆憾浜庨吀灏卞彲浠ャ
绛旓細HNO3+3HCl=2H2O+Cl2+NOCl 鑰屽湪浣犱笂杩版弿杩扮殑鍙嶅簲杩囩▼涓紝浜氱～閰告槸閫氳繃浜屾哀鍖栫～鍜屾按鐨勫弽搴旂敓鎴愮殑銆備簹纭吀鏄竴绉寮遍吀锛岃岀閰搁挕鏄竴绉寮洪吀銆傚洜姝わ紝鍦ㄨ繖涓弽搴旇繃绋嬩腑锛屽急閰镐簹纭吀纭疄琚埗鎴愪簡寮洪吀纭濋吀閽°傝繖涓弽搴鐨勫寲瀛︽柟绋嬪紡鍙互琛ㄧず涓猴細2SO2 + H2O -> H2SO3 杩欎釜鍙嶅簲涓娇鐢ㄧ殑鎵鏈夌墿璐ㄩ兘鏄吀锛屼絾鏄敱浜...
绛旓細H2S + CuSO4 = CuS娌夋穩 + H2SO4锛屾墍鏈夋暟瀛楅兘鏄笅瑙掓爣銆傛阿纭吀H2S鏄寮遍吀锛岀～閰窰2SO4鏄寮洪吀銆 灏变竴涓
绛旓細棣栧厛娴撻吀娌℃湁鍦ㄥ疄楠屽鍒跺鐨勶紝涓鑸敤閮戒拱鐨勶紝绋閰哥敱娴撻吀绋閲婅屾垚銆備竴鑸噰鐢℉2SO4 鈫掆啋鈫扝Cl鈫掆啋鈫扝NO3 娌夋穩娉曪紙寮洪吀鍒跺急閰锛塇2SO4 + BaCl2 == BaSO4鈫 + HCl HCl + AgNO3 == AgCl鈫 + HNO3 H2SO4 + Ba锛圢O3锛2 == BaSO4鈫 + 2 HNO3 浣犳槸鍒濅腑鐢燂紝鎺屾彙鍒拌繖灏卞彲浠ヤ簡銆傚鏋滆繕鎯充簡瑙...
