有水参与生成气体和沉淀的化学方程式
\u540c\u65f6\u6709\u6c14\u4f53,\u6c89\u6dc0,\u6c34\u751f\u6210\u7684\u5316\u5b66\u65b9\u7a0b\u5f0fNa2S2O3+H2SO4===Na2SO4+S\u2193+SO2\u2191+H2O
BaCO3+H2SO4=BaSO4\u2193+H2O+CO2\u2191
H2SO4+Ca(HCO3)2====CaSO4\u2193+2H2O+2CO2\u21912
Ba\uff08OH\uff092+\uff08NH4\uff092SO4=BaSO4+2NH3+2H2O
Ba\uff08HCO3\uff092+H2SO4==BaSO4(\u6c89\u6dc0\uff09+2H2O+2CO2\u6c14
\u6ca1\u6709\uff1b\u751f\u6210\u975e\u91d1\u5c5e\u6c89\u6dc0\u53c8\u751f\u6210\u6c14\u4f53\u548c\u6c34\u5316\u5b66\u65b9\u7a0b\u5f0f\u5c31\u6709\uff0c\u4f8b\u5982\uff1a
Na2S2O3+H2SO4===Na2SO4+S\u2193+SO2\u2191+H2O
2Na+2H2O=2NaOH+H2气体)
2F2+2H2O=4HF+O2气体)
3NO2+H2O=2HNO3+NO气体)
CaC2+H2O=Ca(OH)2(沉淀+C2H2气体)
常见的应该就这些了,
2H2S+2O2===点燃===2H2O+SO2↑+S↓
2Al+6H2O=2Al(OH)3↓+3H2↑
其中AL需要为纯净的 表面无氧化膜的
碳化钙和水反应生成氢氧化钙和乙炔，高中知识……
氮化镁和水反应生成氢氧化镁和氨气
CaO+H20
绛旓細ca(HCO3)2=CaCO3娌夋穩+CO2姘斾綋+H2O
绛旓細3NO2+H2O=2HNO3+NO姘斾綋)CaC2+H2O=Ca(OH)2(娌夋穩+C2H2姘斾綋)甯歌鐨勫簲璇ュ氨杩欎簺浜,
绛旓細Ba锛圚CO3锛2+H2SO4==BaSO4(娌夋穩锛+2H2O+2CO2姘
绛旓細棣栧厛瑕佺敓鎴愭矇娣鐨勬瘮杈冨锛鍏抽敭鏄敓鎴愭皵浣撲竴鑸槸CO2鍜孨H3 锛岃繕鏈夋按銆傚鏋滄皵浣撲负CO2锛屽垯鍙嶅簲鐗╂湁纰抽吀鐩+閰革紙鐩愰吀鎴栫～閰革級锛岀敓鎴愯鏈夋矇娣锛堟隘鍖栭摱鎴栫～閰搁挕锛夛紝鍒欑⒊閰哥洂涔熸槸娌夋穩锛屽弽搴斾竴浼氬効灏卞仠姝傚鏋滄皵浣撲负NH3锛屽垯鍙嶅簲鐗╀负纰+閾电洂锛屾墍浠ヨ冭檻锛Ba(OH)2+(NH4)2SO4===BaSO4鈫+2NH3鈫+2H2O ...
绛旓細BaCO3+H2SO4=BaSO4+CO2+H2O 浜屾哀鍖栫⒊鏄皵浣擄紱纭吀閽℃槸娌夋穩锛屾敞鎰忔皵浣撳拰娌夋穩鐨勭鍙峰埆蹇樿浜嗭紝
绛旓細B閫夐」锛歁g3N2 + 6H2O == 3Mg(OH)2鈫 + 2NH3鈫 璇ュ弽搴斿疄闄呬笂鍙互璁や负鏄弻姘磋В鍙嶅簲锛屽緱鍒颁簡娌夋穩鍜屾皵浣锛岀鍚堣姹傘侱閫夐」锛孨Cl3閬囨按鍙戠敓鍙嶅簲锛歂Cl3 + 3H2O == NH3 + 3HClO锛圢H3鍙兘杩涗竴姝ュ拰H2O缁撳悎锛夈傝繖涓弽搴旀病鏈夋矇娣鐢熸垚锛屽悓鏃鐢熸垚鐨NH3婧惰В搴﹀緢澶э紝鍙兘瑙傚療涓嶅埌鏄庢樉姘旀场銆傛墍浠ワ紝绛旀搴旇鏄疊...
绛旓細鍙屾按瑙ｇ殑灏卞彲浠 姣斿纭寲閾濅笌姘村弽搴 姘寲閾濅笌姘村弽搴 閾佺瀛愬拰纰抽吀鏍圭瀛 2Fe3+锛3(CO3)2-+3H2O=2Fe(OH)3锛3CO2鈫 杩樻湁纰冲寲閽欎笌姘村弽搴 CaC2+2H2O==Ca(OH)2+C2H2 涓妤肩殑BaCO3+H2SO4鍙嶅簲涓紝浼鐢熸垚纭吀閽￠檮鐫鍦ㄥ弽搴旂墿涓婏紝浣垮弽搴旀棤娉曡繘琛屻
绛旓細锛1锛夌⒈鎬ф哀鍖栫墿锛嬮吀鈫掔洂锛婬2O Fe2O3+6HCl==2FeCl3+3H2O Fe2O3+3H2SO4==Fe2(SO4)3+3H2O CuO+H2SO4==CuSO4+H2O ZnO+2HNO3==Zn(NO3)3+H2O 锛2锛夌⒈锛嬮吀鈫掔洂锛婬2O Cu(OH)2+2HCl==CuCl2+2H2O Cu(OH)2+H2SO4==CuSO4+2H2O NaOH+HCl==NaCl+H2O 2NaOH+H2SO4==Na2S...
绛旓細姘㈡哀鍖栭挔鍏锋湁鍚告按鎬э紝鎵浠ラ暱涔呯殑姘㈡哀鍖栭挔浼氬惈鏈夋按鍒嗐傛阿姘у寲閽犲張浼氫笌浜屾哀鍖栫⒊鍙嶅簲鐢熸垚纰抽吀閽犮傛墍浠ヤ竴鑸殑姘㈡哀鍖栭挔閮戒笉绾紝浼氬惈鏈姘翠笌纰抽吀閽犮侼a2CO3+2HCl==2NaCl+H2O+CO2 106 44 x 3.3g 瑙ｅ緱x=7.95g銆傞偅涔堟阿姘у寲閽犲氨鏈38.75g-7.95g=30.80g锛屾阿姘у寲閽犵函搴﹀氨鏄30.80/50*100%=61.6%...
绛旓細浣犺繖涓猉濡傛灉鏄竴绉嶇墿璐ㄧ殑璇濇庝箞鍙兘浜х敓a b c 涓夌姘斾綋 鎵浠ユ垜鐚滃簲璇ヤ笉鏄竴绉嶅惂 閭ｄ笁涓猉渚濇灏辨槸CaC2 CaO2 CaH2 a b c 鍒嗗埆鏄疕2C2 O2 H2 D鏄疌a锛圤H)2娌夋穩
