{"id":69573,"date":"2016-03-19T08:14:59","date_gmt":"2016-03-19T00:14:59","guid":{"rendered":"http:\/\/highscope.ch.ntu.edu.tw\/wordpress\/?p=69573"},"modified":"2021-10-06T16:09:36","modified_gmt":"2021-10-06T08:09:36","slug":"%e6%b0%a7%e6%b0%a3%e4%b9%8b%e5%88%86%e5%ad%90%e8%bb%8c%e5%9f%9f%e5%8f%8a%e4%b8%89%e9%87%8d%e6%85%8b%e7%9a%84%e7%89%b9%e6%80%a7%ef%bc%88%e4%b8%8a%ef%bc%89","status":"publish","type":"post","link":"http:\/\/localhost\/%e6%b0%a7%e6%b0%a3%e4%b9%8b%e5%88%86%e5%ad%90%e8%bb%8c%e5%9f%9f%e5%8f%8a%e4%b8%89%e9%87%8d%e6%85%8b%e7%9a%84%e7%89%b9%e6%80%a7%ef%bc%88%e4%b8%8a%ef%bc%89\/","title":{"rendered":"\u6c27\u6c23\u4e4b\u5206\u5b50\u8ecc\u57df\u53ca\u4e09\u91cd\u614b\u7684\u7279\u6027\uff08\u4e0a\uff09"},"content":{"rendered":"

\u6c27\u6c23\u4e4b\u5206\u5b50\u8ecc\u57df\u53ca\u4e09\u91cd\u614b\u7684\u7279\u6027\uff08\u4e0a\uff09The properties of oxygen\u2019s molecular orbitals and triplet state (I)<\/strong><\/span>
\n\u570b\u7acb\u81fa\u7063\u5e2b\u7bc4\u5927\u5b78\u5316\u5b78\u7cfb\u517c\u4efb\u6559\u6388 \u90b1\u667a\u5b8f\u6559\u6388<\/strong><\/span><\/p>\n

\u6559\u6388\u9ad8\u4e2d\u5316\u5b78\u8ab2\u7a0b\uff0c\u8ac7\u5230\u8def\u6613\u65af\u7d50\u69cb\uff08Lewis structures\uff0c\u53c8\u7a31\u8def\u6613\u65af\u96fb\u5b50\u9ede\u5f0f\uff09\u53ca\u539f\u5b50\u9375\u7d50\u6642\uff0c\u7e3d\u6703\u6709\u6167\u9ee0\u7684\u5b78\u751f\u63d0\u51fa\uff0c\u82e5\u5229\u7528\u8def\u6613\u65af\u96fb\u5b50\u9ede\u5f0f\u756b\u51fa\u7684\u6c27\u5206\u5b50\u9375\u7d50\uff0c\u8981\u5982\u4f55\u89e3\u91cb\u5176\u5177\u6709\u9806\u78c1\u6027(paramagnetic property)\u53ca\u4e09\u91cd\u614b(triplet state)\u7684\u7279\u6027\u5462\uff1f<\/p>\n

\u4e8b\u5be6\u4e0a\u4f7f\u7528\u8def\u6613\u65af\u7d50\u69cb\u53ca\u539f\u5b50\u8ecc\u57df\u7684\u6982\u5ff5\u662f\u771f\u7684\u7121\u6cd5\u8aaa\u660e\u9019\u4e9b\u73fe\u8c61\uff0c\u5fc5\u9808\u7528\u5230\u5206\u5b50\u8ecc\u57df(molecular orbital)\u7684\u7406\u8ad6\u65b9\u80fd\u514b\u76e1\u5176\u529f\uff0c\u9019\u4e9b\u5167\u5bb9\u5c0d\u65bc\u4e00\u822c\u9ad8\u4e2d\u751f\u800c\u8a00\u986f\u7136\u6709\u4e9b\u751f\u6f80\u800c\u56f0\u96e3\uff0c\u4f46\u662f\u5c0d\u65bc\u60f3\u8981\u8ffd\u6839\u7a76\u5e95\uff0c\u52a0\u6df1\u52a0\u5ee3\u5b78\u7fd2\u7684\u5b78\u5b50\u672a\u5617\u4e0d\u662f\u4e00\u689d\u503c\u5f97\u63a2\u7d22\u7684\u9053\u8def\u3002<\/p>\n

\u56e0\u6b64\u672c\u6587\u4ee5\u6df1\u5165\u6dfa\u51fa\u7684\u65b9\u5f0f\u4ecb\u7d39\u539f\u5b50\u8ecc\u57df\u7dda\u6027\u7d44\u5408 (linear combination of atomic orbitals, LCAO) \u7684\u5206\u5b50\u8ecc\u57df\uff0c\u4e26\u61c9\u7528\u5728\u7b2c\u4e8c\u9031\u671f\u4e2d\u7684\u5404\u500b\u540c\u6838\u96d9\u539f\u5b50\u5206\u5b50(homonuclear diatomic molecular)\u4e0a\uff0c\u4ee5\u8aaa\u660e\u96fb\u5b50\u5728\u5206\u5b50\u8ecc\u57df\u4e2d\u7684\u586b\u6cd5\uff0c\u4e26\u85c9\u5176\u96fb\u5b50\u7d44\u614b\u89e3\u91cb\u9019\u4e9b\u5206\u5b50\u662f\u5426\u5177\u6709\u9806\u3001\u9006\u78c1\u6027(diamagnetism)\u53ca\u662f\u5426\u70ba\u591a\u91cd\u614b\uff1f<\/p>\n

\u4e00\u3001\u7269\u8cea\u7684\u9806\u78c1\u6027<\/span><\/strong><\/p>\n

\u4e00\u822c\u7269\u8cea\u4e0d\u5177\u6709\u78c1\u6027\uff0c\u4f46\u653e\u5728\u78c1\u5834\u4e2d\u6642\u6703\u7522\u751f\u78c1\u6027\u3002\u7576\u7269\u8cea\u88ab\u653e\u5165\u78c1\u5834\u6642\uff0c\u82e5\u80fd\u88ab\u78c1\u5834\u5438\u5f15\u8005\uff0c\u5247\u7a31\u70ba\u9806\u78c1\u6027\u7269\u8cea\uff0c\u53cd\u4e4b\u82e5\u88ab\u88ab\u78c1\u5834\u6392\u65a5\uff0c\u5247\u7a31\u70ba\u9006\u78c1\u6027\u7269\u8cea\u3002<\/p>\n

\u5229\u7528\u5716\u4e00\u7684\u88dd\u7f6e\u53ef\u4ee5\u6e2c\u91cf\u7269\u8cea\u7684\u9806\u3001\u9006\u78c1\u6027\uff0c\u7576\u6ca1\u6709\u5916\u52a0\u78c1\u5834\u6642\u5982\u5716(a)\uff0c\u5929\u5e73\u5de6\u908a\u7684\u6a23\u672c\u7269\u8cea\u548c\u53f3\u908a\u7684\u6cd5\u78bc\u7b49\u91cd\uff0c\u7576\u5916\u52a0\u78c1\u6642\u82e5\u70ba\u6a23\u672c\u70ba\u9006\u78c1\u6027\uff0c\u5982\u5716(b)\u6240\u793a\uff0c\u5247\u7269\u8cea\u548c\u78c1\u5834\u4e92\u65a5\uff0c\u9020\u6210\u5929\u5e73\u53f3\u50be\uff0c\u597d\u50cf\u91cd\u91cf\u6e1b\u8f15\u4e00\u822c\u3002\u82e5\u70ba\u9806\u78c1\u6027\u7269\u8cea\u5247\u5982\u5716(c)\uff0c\u5247\u7269\u8cea\u548c\u78c1\u5834\u4e92\u76f8\u5438\u5f15\uff0c\u9020\u6210\u5929\u5e73\u5de6\u50be\uff0c\u597d\u50cf\u91cd\u91cf\u589e\u52a0\u3002<\/p>\n

\"69573_p1\"<\/a>

\u5716\u4e00 \u9806\u3001\u9006\u78c1\u6027\u7269\u8cea\u7684\u6e2c\u5b9a\u88dd\u7f6e\u793a\u610f\u5716\u3002(a)\u672a\u52a0\u78c1\u5834\u6642\u6a23\u672c\u548c\u6cd5\u78bc\u7b49\u91cd\u3002(b)\u82e5\u6a23\u672c\u70ba\u9006\u78c1\u6027\u7269\u8cea\uff0c\u53d7\u5230\u78c1\u5834\u6392\u65a5\u7684\u7d50\u679c\uff0c\u5929\u5e73\u53f3\u50be\u3002(c) \u82e5\u6a23\u672c\u70ba\u9806\u78c1\u6027\u7269\u8cea\uff0c\u53d7\u5230\u78c1\u5834\u5438\u5f15\u7684\u5f71\u97ff\uff0c\u5929\u5e73\u5de6\u50be\u3002(\u4f86\u6e90:\u53c3\u8003\u8cc7\u65993)<\/p><\/div>\n

\u64da\u7814\u7a76\u986f\u793a\uff0c\u7269\u8cea\u51fa\u73fe\u9806\u78c1\u6027\u7684\u539f\u56e0\u662f\u5206\u5b50\u5167\u6709\u672a\u6210\u5c0d\u7684\u96fb\u5b50\uff0c\u7269\u8cea\u51fa\u73fe\u9006\u78c1\u6027\u7684\u539f\u56e0\u662f\u5206\u5b50\u5167\u7684\u96fb\u5b50\u90fd\u5df2\u6210\u5c0d\u3002<\/p>\n

\u7576\u5206\u5b50\u5167\u6709\u672a\u6210\u5c0d\u7684\u96fb\u5b50\u6642\uff0c\u5176\u81ea\u65cb\u89d2\u52d5\u91cf\u7684\u7e3d\u548c\u4e0d\u70ba $$0$$\uff0c\u56e0\u6b64\u5f62\u6210\u7684\u78c1\u77e9\u5373\u80fd\u548c\u78c1\u5834\u4e92\u76f8\u5438\u5f15\uff0c\u5176\u5927\u5c0f\u548c $$2S+1$$ \u6709\u95dc\uff0c\u5176\u4e2d $$S$$ \u70ba\u672a\u6210\u5c0d\u96fb\u5b50\u81ea\u65cb\u91cf\u7684\u7e3d\u548c\uff0c\u4f8b\u5982\u6709\u4e00\u500b\u672a\u6210\u5c0d\u96fb\u5b50\u6642\uff0c\u5176\u81ea\u65cb\u91cf\u70ba $$\\frac{1}{2}$$\uff0c$$2S+1=2$$ \u7a31\u70ba\u96d9\u91cd\u614b(doublet state)\uff0c\u82e5\u6709\u4e8c\u500b\u672a\u6210\u5c0d\u96fb\u5b50 $$S=\\frac{1}{2}+\\frac{1}{2}=1$$\uff0c\u6240\u4ee5 $$2S+1=3$$ \u5247\u7a31\u70ba\u4e09\u91cd\u614b\uff0c\u82e5\u96fb\u5b50\u5747\u5b8c\u5168\u6210\u5c0d\uff0c\u5247\u5176 $$+\\frac{1}{2}$$\u00a0\u7684\u81ea\u65cb\u91cf\u5b8c\u5168\u548c $$-\\frac{1}{2}$$ \u7684\u62b5\u6d88\uff0c$$2S+1=1$$\uff0c\u7a31\u70ba\u55ae\u91cd\u614b(singlet state)\u3002<\/p>\n

\u4ee5\u6b64\u89c0\u4e4b\uff0c\u6c27\u5206\u5b50\u7a76\u7adf\u662f\u55ae\u3001\u96d9\u6216\u662f\u4e09\u91cd\u614b\u5206\u5b50\u5462\uff1f<\/p>\n

\u4e8c\u3001\u540c\u6838\u96d9\u539f\u5b50\u5206\u5b50\u7684\u5206\u5b50\u8ecc\u57df<\/span><\/strong><\/p>\n

\u6c27\u6c23\u5206\u5b50\u70ba\u5df2\u77e5\u7684\u9806\u78c1\u6027\u7269\u8cea\uff0c\u7576\u4f4e\u6eab\u7684\u6db2\u614b\u6c27\u5012\u5165\u5f37\u529b\u78c1\u5834\u6642\uff0c\u5c07\u88ab\u78c1\u9435\u5438\u5f15\u4f4f\uff0c\u76f4\u81f3\u6c23\u5316\u70ba\u6b62\u5982\u5716\u4e8c\u6240\u793a\u3002\u82e5\u5c07\u5c6c\u65bc\u9006\u78c1\u6027\u7684\u6db2\u614b\u6c2e\u5012\u5165\u78c1\u5834\u4e2d\u5247\u7121\u6b64\u73fe\u8c61\uff0c\u6db2\u614b\u6c2e\u5c07\u76f4\u63a5\u7a7f\u904e\u78c1\u5834\u3002<\/p>\n

\"69573_p2\"<\/a>

\u5716\u4e8c \u4f4e\u6eab\u7684\u6db2\u614b\u6c27\u5012\u5165\u5f37\u529b\u78c1\u5834\u6642\uff0c\u5c07\u88ab\u78c1\u9435\u5438\u5f15\u4f4f\uff0c\u76f4\u81f3\u6c23\u5316\u70ba\u6b62\u3002(\u53c3\u8003\u8cc7\u65994)<\/p><\/div>\n

\u7136\u800c\u4ee5\u8def\u6613\u65af\u96fb\u5b50\u9ede\u5f0f\u986f\u793a\u7684\u6c27\u5206\u5b50\u7d50\u69cb\uff0c\u5982\u5716\u4e09\u6240\u793a\uff0c\u96d6\u80fd\u6b63\u78ba\u7684\u986f\u793a\u5177\u6709\u96d9\u9375\u7d50\u69cb\uff0c\u537b\u770b\u4e0d\u5230\u6709\u672a\u6210\u5c0d\u7684\u96fb\u5b50\uff0c\u8db3\u898b\u5176\u70ba\u55ae\u91cd\u614b\u800c\u975e\u4e09\u91cd\u614b\uff0c\u4e5f\u4e0d\u662f\u9806\u78c1\u6027\u7684\u7269\u8cea\uff0c\u7136\u800c\u6b64\u8207\u4e8b\u5be6\u4e0d\u7b26\uff0c\u7531\u6b64\u53ef\u77e5\u8def\u6613\u65af\u7d50\u69cb\u4e26\u4e0d\u80fd\u7cbe\u6e96\u5730\u63cf\u8ff0\u6c27\u5206\u5b50\u7684\u6027\u8cea\uff0c\u8ffd\u672c\u6714\u6e90\u5fc5\u9808\u7d93\u7531\u5206\u5b50\u8ecc\u57df\u624d\u662f\u6b63\u78ba\u7684\u65b9\u6cd5\u3002<\/p>\n

\"69573_p3\"<\/a>

\u5716\u4e09 \u6c27\u5206\u5b50\u7684\u8def\u6613\u65af\u7d50\u69cb\uff0c\u4e0b\u5716\u5c07\u9375\u7d50\u96fb\u5b50\u5c0d\u4ee5\u68cd\u68d2\u65b9\u5f0f\u8868\u793a\u3002(\u4f5c\u8005\u7e6a\u88fd)<\/p><\/div>\n

\u9023\u7d50\uff1a\u00a0\u6c27\u6c23\u4e4b\u5206\u5b50\u8ecc\u57df\u53ca\u4e09\u91cd\u614b\u7684\u7279\u6027\uff08\u4e2d\uff09<\/a><\/p>\n

\n

\u53c3\u8003\u6587\u737b<\/strong><\/p>\n

    \n
  1. Mortimer, R. G. (2008) <\/span>Physical Chemistry<\/span><\/i> (3rd ed.). p842~850, Elsevier Academic Press.<\/span><\/li>\n
  2. \u8449\u540d\u5009\u3001\u5289\u5982\u71b9\u3001\u90b1\u667a\u5b8f\u3001\u5468\u82b3\u5983\u3001\u9673\u5efa\u83ef\u3001\u9673\u5049\u6c11\uff082013 \u5e74\uff09\u9ad8\u7d1a\u4e2d\u5b78\u57fa\u790e\u5316\u5b78\uff08\u4e8c\uff09\u3002\u5357\u4e00\u66f8\u5c40\u3002\u7b2c 20~30 \u9801\u3002<\/span><\/li>\n
  3. \u9806\u78c1\u6027 Paramagnetism \uff5c\u674e\u921e\u97072015\u85dd\u8853\u6587\u5316\u8b80\u66f8\u6703\u3002<\/span>http:\/\/earthkart2011.blogspot.tw\/2013\/02\/paramagnetism_11.html<\/span><\/a><\/li>\n
  4. http:\/\/images.flatworldknowledge.com\/averillfwk\/averillfwk-fig09_027.jpg<\/span><\/a><\/li>\n
  5. Chapter 3: Electrons in molecules: diatomics — Chem210. http:\/\/www.forgottenplanet.com\/studyguide\/chem210\/chem210_ch3.html<\/span><\/li>\n<\/ol>\n<\/div>","protected":false},"excerpt":{"rendered":"

    \u6c27\u6c23\u4e4b\u5206\u5b50\u8ecc\u57df\u53ca\u4e09\u91cd\u614b\u7684\u7279\u6027\uff08\u4e0a\uff09The properties of oxygen\u2019s molecular o…<\/p>\n","protected":false},"author":50,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108,55,54],"tags":[9804,9167,9805,7335,9803,3629],"class_list":["post-69573","post","type-post","status-publish","format-standard","hentry","category-chemistry00","category-chemistry02-01","category-chemistry02","tag-linear-combination-of-atomic-orbitals","tag-molecular-orbital","tag-paramagnetic-property","tag-7335","tag-9803","tag-3629","loop-entry","cat-108","cat-55","cat-54","no-thumbnail"],"views":9318,"_links":{"self":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts\/69573","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/users\/50"}],"replies":[{"embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/comments?post=69573"}],"version-history":[{"count":1,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts\/69573\/revisions"}],"predecessor-version":[{"id":86114,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts\/69573\/revisions\/86114"}],"wp:attachment":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/media?parent=69573"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/categories?post=69573"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/tags?post=69573"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}