{"id":44253,"date":"2011-11-03T17:48:57","date_gmt":"2011-11-03T09:48:57","guid":{"rendered":"http:\/\/highscope.ch.ntu.edu.tw\/wordpress\/?p=40742"},"modified":"2011-11-03T17:48:57","modified_gmt":"2011-11-03T09:48:57","slug":"%e8%b3%88%e6%b3%95%e5%b0%bc%e9%9b%bb%e6%b1%a0galvanic-cell","status":"publish","type":"post","link":"https:\/\/case.ntu.edu.tw\/blog\/?p=44253","title":{"rendered":"\u8cc8\u6cd5\u5c3c\u96fb\u6c60"},"content":{"rendered":"

\u8cc8\u6cd5\u5c3c\u96fb\u6c60(Galvanic Cell)<\/span>
\n\u570b\u7acb\u81fa\u7063\u5927\u5b78\u5316\u5b78\u7cfb\u5b78\u58eb\u751f\u5f35\u80b2\u5510\/\u570b\u7acb\u81fa\u7063\u5927\u5b78\u5316\u5b78\u7cfb\u9673\u85f9\u7136\u535a\u58eb\u8cac\u4efb\u7de8\u8f2f<\/span>
\n<\/strong>
\n\u8cc8\u6cd5\u5c3c\u96fb\u6c60(Galvanic Cell)\uff0c\u5c07\u81ea\u767c\u6027\u6c27\u5316\u9084\u539f\u5316\u53cd\u61c9\u7522\u751f\u7684\u5316\u5b78\u80fd\u8f49\u63db\u6210\u96fb\u80fd\u7528\u4ee5\u505a\u529f\u7684\u88dd\u7f6e\uff0c\u4f8b\u5982\u92c5\u9285\u96fb\u6c60\u3002\uff08\u5716\u4e00\uff09\u53c8\u7a31\u4f5c\u4f0f\u6253\u96fb\u6c60\uff08Voltaic cell\uff0c\u6ce8\u610f\u4e0d\u662f\u4f0f\u6253\u96fb\u5806voltaic pile\uff09\uff0c\u662f\u96fb\u5316\u96fb\u6c60(Electrochemical cell)\u7684\u4e00\u7a2e\u3002<\/p>\n

\"\"<\/a>
\u5716\u4e00\u3001\u8cc8\u6cd5\u5c3c\u96fb\u6c60\uff08\u5716\u7247\u4f86\u6e90\uff1ahttp:\/\/en.wikipedia.org\/wiki\/File:Galvanic_Cell.svg\uff09<\/figcaption><\/figure>\n

\u8cc8\u6cd5\u5c3c\u96fb\u6c60\u5305\u542b\u5169\u500b\u534a\u96fb\u6c60\uff0c\u6bcf\u4e00\u500b\u534a\u96fb\u6c60\u7531\u91d1\u5c6c\u548c\u5176\u91d1\u5c6c\u9e7d\u985e\u6eb6\u6db2\u7d44\u6210\uff0c\u5169\u500b\u534a\u96fb\u6c60\u53ef\u7531\u4e00\u9e7d\u6a4b(Salt brigde)\u9023\u901a\u4e4b\uff08\u5716\u4e00\uff09\uff0c\u6216\u7531\u4e00\u53ef\u4ee5\u8b93\u7279\u5b9a\u96e2\u5b50\u901a\u904e\u7684\u534a\u900f\u819c\u6216\u591a\u5b54\u6027\u6750\u8cea\u9694\u958b\uff08\u5716\u4e8c\uff09\u3002\u91d1\u5c6c\u5206\u5225\u5145\u4f5c\u967d\u6975(Cathode)\u4ee5\u53ca\u9670\u6975 (Anode)\uff0c\u548c\u9e7d\u985e\u6eb6\u6db2\u7684\u91d1\u5c6c\u96e2\u5b50\u5206\u5c6c\u4e0d\u540c\u6c27\u5316\u614b\uff0c\u4ee5\u4f9b\u6c27\u5316\u6216\u9084\u539f\u53cd\u61c9\u9032\u884c\uff1b\u9e7d\u6a4b\u5247\u662f\u4e00\u5145\u6eff\u96fb\u89e3\u8cea\u6eb6\u6db2\u7684\u7ba1\u9053\u3002\u7576\u5169\u96fb\u6975\u4ee5\u96fb\u7dda\u76f8\u9023\u6642\uff0c\u6c27\u5316\u53cd\u61c9\u958b\u59cb\u9032 \u884c\u540c\u6642\u7522\u751f\u96fb\u52d5\u52e2(Electromotive force)\u96fb\u6d41\u3002\u5728\u570b\u4e2d\u3001\u9ad8\u4e2d\u8ab2\u672c\u7576\u4e2d\u6240\u898b\u7684\u92c5\u9285\u96fb\u6c60(Daniell cell)\uff0c\u5373\u662f\u4e00\u500b\u5178\u578b\u7684\u8cc8\u6cd5\u5c3c\u96fb\u6c60\u3002\u5176\u6b63\u6975\u8207\u8ca0\u6975\u5206\u5225\u662f\u9285\u8207\u92c5\uff0c\u53c8\u5206\u5225\u5c0d\u61c9\u9670\u6975\u8207\u967d\u6975\u3002\u800c\u540c\u6642\uff0c\u9670\u6975\u6240\u4f7f\u7528\u7684\u96fb\u89e3\u6db2\u70ba\u786b\u9178\u9285\uff0c\u967d\u6975\u5247\u70ba\u786b\u9178\u92c5\uff0c\u5176\u4e2d\u4ee5 \u785d\u9178\u9240\u6eb6\u6db2\u4f5c\u70ba\u9e7d\u6a4b\u3002<\/p>\n

\"\"<\/a>
\u5716\u4e8c\u3001\u92c5\u9285\u96fb\u6c60<\/figcaption><\/figure>\n

\u800c\u6b64\u96fb\u6c60\u5728\u9670\u6975\u6703\u767c\u751f\u9084\u539f\u53cd\u61c9\uff0c\u800c\u5728\u967d\u6975\u5247\u767c\u751f\u6c27\u5316\u53cd\u61c9\u3002\u534a\u53cd\u61c9\u5f0f\u53ef\u5beb\u5982\u4e0b\u4e8c\u5f0f\uff1a<\/p>\n

Cu2+<\/sup>(aq<\/em>) <\/sub>+ 2 e-<\/sup> \u2192 Cu(s<\/em>)<\/sub><\/p>\n

Zn(s<\/em>) <\/sub>\u2192 Zn2+<\/sup>(aq<\/em>) <\/sub>+\u00a0\u00a02 e-<\/sup><\/p>\n

\u800c\u5168\u53cd\u61c9\u5f0f\u5c31\u53ef\u4ee5\u5beb\u70ba\uff1a<\/p>\n

Cu2+<\/sup>(aq<\/em>)<\/sub> + Zn(s<\/em>) <\/sub>\u2192Zn2+<\/sup>(aq<\/em>)<\/sub> + Cu(s<\/em>)<\/sub><\/p>\n

\u53ef\u4ee5\u770b\u5230\uff0c\u5728\u9670\u6975\u6eb6\u6db2\u7576\u4e2d\u786b\u9178\u9285\u7684\u9285\u96e2\u5b50\uff0c\u6703\u5f97\u5230\u96fb\u5b50\u9084\u539f\u6210\u9285\uff0c\u4e26\u9644\u8457\u5728\u9670\u6975\u7684\u9285\u68d2\u4e0a\u3002\u5982\u6b64\u4e00\u4f86\uff0c\u9285\u96e2\u5b50\u7684\u6fc3\u5ea6\u5c31\u6703\u9010\u6f38\u4e0b\u964d\u3002\u53cd\u4e4b\uff0c\u5728\u967d\u6975\uff0c\u96fb\u6975\u4e0a\u7684\u92c5\u5247\u6703\u812b\u843d\u9032\u5165\u6eb6\u6db2\u4e2d\uff0c\u4f7f\u5f97\u5176\u4e2d\u92c5\u96e2\u5b50\u7684\u6fc3\u5ea6\u9010\u6f38\u4e0a\u5347\u3002<\/p>\n

\u800c\u9019\u5176\u4e2d\u7684\u96fb\u8377\u5e73\u8861\uff0c\u5247\u7531\u9e7d\u6a4b\u4f86\u8ca0\u8cac\uff1b\u4f8b\u5982\u7576\u67d0\u4e00\u90e8\u4efd\u7684\u6eb6\u6db2\u50be\u5411\u65bc\u6b63\u96fb\u8377\u8f03\u591a\uff0c\u90a3\u9ebc\u9e7d\u6a4b\u7684\u9670\u96e2\u5b50\u5c31\u6703\u56e0\u70ba\u96fb\u78c1\u5438\u5f15\u529b\u800c\u524d\u5f80\u4e4b\uff0c\u53cd\u4e4b\u967d\u96e2\u5b50\u5247\u6703\u9060\u96e2\u4e4b\u3002\u4e0d\u904e\u9019\u500b\u96e2\u5b50\u7684\u79fb\u52d5\u901f\u5ea6\u76f8\u7576\u5feb\uff0c\u56e0\u6b64\u4e26\u4e0d\u6703\u771f\u7684\u6709\u6b63\u96fb\u8377\u6216\u8ca0\u96fb\u8377\u8f03\u591a\u7684\u60c5\u5f62\u3002\u6b64\u5916\u9e7d\u6a4b\u6240\u4f7f\u7528\u7684\u96e2\u5b50\u4e0d\u53c3\u8207\u53cd\u61c9\u3002<\/p>\n

\u5728\u6574\u500b\u92c5\u9285\u96fb\u6c60\u53cd\u61c9\u958b\u59cb\u4e4b\u524d\uff0c\u5176\u96fb\u52d5\u52e2\u9664\u4e86\u7531\u9078\u7528\u7684\u91d1\u5c6c\u672c\u8eab\u6c7a\u5b9a\u4e4b\u5916\uff0c\u53e6\u5916\u4e00\u500b\u5247\u662f\u5169\u96fb\u89e3\u8cea\u6eb6\u6db2\u7684\u6fc3\u5ea6\u3002\u91d1\u5c6c\u672c\u8eab\u5c31\u6703\u5177\u6709\u5176\u6c27\u5316\u8207\u9084\u539f\u96fb\u4f4d\uff1b\u7136\u800c\u900f\u904e\u80fd\u65af \u7279\u65b9\u7a0b\u5f0f\uff08Nernst equation\uff09\u4ee3\u5165\u96fb\u6c60\u7684\u5168\u53cd\u61c9\u5f0f\uff0c\u6211\u5011\u53ef\u4ee5\u8a08\u7b97\u96fb\u89e3\u8cea\u6fc3\u5ea6\u5c0d\u65bc\u96fb\u6c60\u96fb\u52d5\u52e2\u7684\u5f71\u97ff\u3002\u65b9\u7a0b\u5f0f\u5982\u4e0b\uff1a<\/p>\n

\"\"<\/a>\u6216\u5c07\u5df2\u77e5\u7684\u5e38\u6578\u5168\u6578\u4ee3\u5165\u5f97\u5230\uff1a<\/p>\n

\"\"<\/a>\u5176\u4e2dQ<\/em>\u70ba\u53cd\u61c9\u5546\u6578(reaction quotient)\uff0cn<\/em>\u70ba\u534a\u53cd\u61c9\u7576\u4e2d\u7684\u96fb\u5b50\u50b3\u905e\u6578\u91cf\u3002\u4f8b\u5982\u524d\u8ff0\u92c5\u9285\u96fb\u6c60\u7684\u53cd\u61c9\u5546\u6578\u53ef\u5beb\u5982\u4e0b\uff1a<\/p>\n

\"\"<\/a>\u800cn<\/em> = 2\u3002\u4e5f\u56e0\u6b64\uff0c\u7576\u96fb\u6c60\u653e\u96fb\u6642\uff0c\u92c5\u96e2\u5b50\u6fc3\u5ea6\u4e0a\u5347\uff0c\u800c\u9285\u96e2\u5b50\u6fc3\u5ea6\u4e0b\u964d\uff0c\u4fbf\u53ef\u4ee5\u767c\u73feQ<\/em>\u4e0a\u5347\uff0c\u6b64\u6642\u5247\u6703\u9020\u6210\u96fb\u6c60\u96fb\u52d5\u52e2 \"photo6.jpg\" \u7684\u4e0b\u964d\u3002\u6700\u7d42\u7576\u53cd\u61c9\u5e73\u8861\uff0c\u96fb\u52d5\u52e2\u4e0b\u964d\u5230\u4e00\u5b9a\u7a0b\u5ea6\uff0c\u5247\u7121\u6cd5\u518d\u9032\u884c\u53cd\u61c9\u3002<\/p>\n

\u5e38\u898b\u7684\u4e7e\u96fb\u6c60\u3001\u9e7c\u6027\u96fb\u6c60\u3001\u925b\u84c4\u96fb\u6c60\u5747\u5c6c\u8cc8\u6cd5\u5c3c\u96fb\u6c60\uff08\u78b3\u68d2\u53ea\u662f\u5c0e\u96fb\u7528\uff09\u3002\u57fa\u672c\u4e0a\u5169\u7247\u91d1\u5c6c\u53ea\u8981\u4e2d\u9593\u593e\u8457\u7684\u7269\u8cea\u80fd\u5920\u63d0\u4f9b\u96fb\u89e3\u8cea\uff0c\u800c\u91d1\u5c6c\u9593\u53c8\u6709\u901a\u8def\u53ef\u5c0e\u96fb\u6216\u76f4\u63a5\u63a5 \u89f8\uff0c\u90a3\u9ebc\u5c31\u6703\u5f62\u6210\u4e00\u500b\u8cc8\u6cd5\u5c3c\u96fb\u6c60\u3002\u7531\u65bc\u967d\u6975\u7684\u91d1\u5c6c\u6703\u96a8\u8457\u53cd\u61c9\u6e1b\u5c11\uff08\u53cd\u61c9\u70ba\u96e2\u5b50\uff09\uff0c\u7a31\u70ba\u96fb\u6d41\u8150\u8755(Galvanic corrosion)\u3002\u7136\u800c\u9019\u6a23\u4e5f\u4e0d\u662f\u5168\u7136\u662f\u58de\u8655\uff0c\u5e38\u898b\u7684\u9670\u6975\u4fdd\u8b77\uff0c\u5373\u662f\u5229\u7528\u96fb\u6d41\u8150\u8755\u8b93\u8f03\u6613\u6c27\u5316\u7684\u91d1\u5c6c\u7576\u4f5c\u967d\u6975\u85c9\u4ee5\u4fdd\u8b77\u9670\u6975\u7684\u91d1\u5c6c\u3002
\n
\n<\/strong><\/p>\n

\n

\u8cc7\u6599\u4f86\u6e90<\/strong>
\n1. WIKIPEDIA\u2014Galvanic cell\u00a0\u00a0http:\/\/en.wikipedia.org\/wiki\/Galvanic_cell<\/a>
\n2. Zumdahl, S. S. Chemical Principles, 5th edition; Houghton Mifflin Company: Boston, 2003; pp. 462-471.
\n3. Atkins, P. W.; Jones, L. Chemical Principles: the Quest for Insight, 4st edition; W. H. Freeman and Company: New York, 2008, p. 506-508.Boston, 2003; pp. 481-486.
\n4. \u5716\u4e8c\u5716\u7247\u4f86\u6e90\uff1ahttp:\/\/en.wikipedia.org\/wiki\/Fil ... _no_cation_flow.png<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u8cc8\u6cd5\u5c3c\u96fb\u6c60(Galvanic Cell)<\/p>\n","protected":false},"author":20,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7113,7124,7125,7114,7115,7116,7112,7118],"tags":[7123,7126,3261,1096],"aioseo_notices":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/44253"}],"collection":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=44253"}],"version-history":[{"count":0,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/44253\/revisions"}],"wp:attachment":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=44253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=44253"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=44253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}