试用分子轨道法写出下列分子或离子的分子轨道表示式,并指出其中有哪几种键?是顺磁性,还是反磁性物质?[tex=9.857x1.786]tOuhNvizKyRZPn+XCdGxLwVeUrILozIUUk764yNEZchzsQbIAHoXn//cPGYEXuDY7iCB0Oljk7TN90zU0aLsucA0ZZmMPx0S4y22VsdWGJ0=[/tex]
[tex=13.929x2.214]4HsaF2mQNAflqNAk1DGMTKNwz7yaYprh1xRZe8OIfZCm6N6LSQikL/b2y1pqtoxkaozCPeJ0EmYmQ1SIx6er2EXca1CFJo3qlWRboU07jUXfgVcUipn4KVWdMz+BJ9FBBef0si63leKgSb+C6YvB+OZiGm/X9m+Gl2nFyKCSLEs=[/tex][tex=13.286x1.571]KCqSog6cjysyhMlMIY2iYqZSMf61XUS047V0bfRAU/qWh6viLqC1ffzV2ZauneFZN7/tILn00GwqHipvdKMyALS0aZmYXjQGeXZInX9nf8RGhvJ1beLDlFLry2JC1g4cY6DjrAMsQBp3oriZLednUOYzAFaYFmVvN3yqUcOACSU=[/tex][tex=4.0x2.214]Ij/w6h+OX1CmwrPLX/FVSt7cnoXl1jtfx2I4Pdzfuz6WrA3xHhFjjCBoZ0fR88RO[/tex]，其中有1个双电子σ键,2个三电子π键,是顺磁性物质。[tex=14.571x2.214]51/2rPQzOWb4tl7RkD28p9q+cSgUI28ivSF72yPquUx2/9mbWa2eLnOdWz9Eui4sAyDIoxXNGxN15aNZcnOe8McXrWLzSXERrN3r2o9/b95VTHr1M1+ScpsbH+5BWHhjF0jNDNq4Ssuh2sRCexrWGyw5x1bBFZd1HgxMEf44gTc=[/tex][tex=13.286x1.571]KCqSog6cjysyhMlMIY2iYqZSMf61XUS047V0bfRAU/qWh6viLqC1ffzV2ZauneFZN7/tILn00GwqHipvdKMyALS0aZmYXjQGeXZInX9nf8RGhvJ1beLDlFLry2JC1g4cY6DjrAMsQBp3oriZLednUMtgGtWA6pSRk+lN6bfFKAg=[/tex][tex=4.0x2.214]Ij/w6h+OX1CmwrPLX/FVSt7cnoXl1jtfx2I4Pdzfuz7nSrlx/wUwGwl9S5smJiMU[/tex]，具有1个双电子σ键,是反磁性物质。[tex=14.0x2.214]CDDLaErMUY3lZvnTkKYHPyEkBFU8+EP9y7aq5DAVxaLtwtgAki1NcCsayYDfugk8aoRoAM7B9ZISrQwm20pwWSeKouJZImiVxnjP1AF65u8e5RsowoQUCpEk7U9Ls2TTW9DfDJzu7C752VdcmC2iVTBQPyRbEzL5BR76KBpXeac=[/tex][tex=10.143x2.214]HXJVPRbX3kyaZSEcKv4IROF01XwOAm1Z513NY5dtsCwsfhWE690amxp0berH0UghLesaBT+LPmmj/ZHKVZzoAfDxXhnf/15IGLXRslHCj/wWsFbyJ44R9ll2QbyuKW1e5DDTrTkhak8dSKWPXij/PQ==[/tex]，具有1个双电子σ键和2个双电子π键,是反磁性物质。[tex=14.643x2.214]f49DGNHnH9qiz+tCMnNq7B2X+mQxJvdXnTpe5wIU3mDDrdQ1lPvgdlT2noGUvTk8ofaDzn/GUbUsdzpsOdvynllT0Iv/yjH0E4MN9JByP3Ve3PVhutlZEa9+unVYpmtGuLj5uijXoPqNgPYJzq5LTYPevCt1NPhW0N7paX8yMhU=[/tex][tex=13.286x1.571]T18gBAYO8xXsMCSrcS71PIf/S5F41hqxCXUSILp0WCw9hFwW1uo9T/RQATnP0w9T/Rghjp8H2YDh5xtURJaVGoEo+ckUHW0EQpCAtzM66wj/kZdxM5eBygQ6HIT8UEy3IYbRUet0oYwEG+uQMNMoYn61cry4BGk9atqTpnN9Jns=[/tex][tex=4.0x2.214]Ij/w6h+OX1CmwrPLX/FVSt7cnoXl1jtfx2I4Pdzfuz6WrA3xHhFjjCBoZ0fR88RO[/tex].具有1个双电子σ键和2个三电子π键,具有顺磁性。
举一反三
- O2+离子的分子轨道式为______, 键级为_______ ,_____磁性(顺磁性或反磁性)。
- N2+的分子轨道表示式为_______,键级为______,________磁性(顺磁性或反磁性)(1分)。
- 画出NO的分子轨道图，写出分子轨道式，指出它们的键级和磁性，并比较[tex=2.286x1.286]A00EzQRBaFCb5nTPBdQcxA==[/tex]，NO和[tex=2.286x1.286]pQP2DT6OFdMugv+/6xRqMw==[/tex]的稳定性。
- 根据分子轨道理论, [tex=1.143x1.214]2WhATYoxBvOdWtiFaVLezg==[/tex] 的分子轨道式及磁性情况为[tex=1.214x1.357]eotZLr0nh2BZjeY+BS+eRQ==[/tex] 为[tex=0.5x1.0]swhA5SpCD6lPteGlwRbm9g==[/tex]号元素) 未知类型：{'options': ['[tex=10.786x2.214]ZaYxePoFHoay0XBTpZdeFNJMD5HI1kNYDT8JDaxOCqx5BDMLAkNP/2uhekxCWkJTYhIJKLH2IbDAw9n90lClD3de9K6odTNTQjFiSAuUmlTShksHh6mP8P7bMNgsw/pwY8QSeE9mlFmdgy8pqjq3CVcOeYba9AwYLF74If012CU=[/tex] 反磁性物质', '[tex=10.857x2.214]ZaYxePoFHoay0XBTpZdeFENvA5+gpjtKoTYgb1yy6ew5laB2TqUQgTwYoCASDYMoian+SW0lz3kDobJE8eu1DTMSh5O3+ICHKFPRjUnLBPcu4PhccFf8XMRruVCfV/grSHJEs5O/FKj9Kh7sccSFmTMVq/dSziPqMtEHK6o+dFo=[/tex] 反磁性物质', '[tex=14.643x2.214]ZaYxePoFHoay0XBTpZdeFENvA5+gpjtKoTYgb1yy6ew5laB2TqUQgTwYoCASDYMoVnLwA7suWWSmORAaTOOrU1bYZnBNnYz2BkYGyP31prqRfCxqAt8D+jiXNfxRolqy0pbEbN/fLexdiq1+mlQ06EOwkwI8VRw6PB4MqwnQVSoqP1zSY95qGRS13m2IHGHoCfCrL++EnCi5m4MuzaEwfw==[/tex]顺磁性物质', '[tex=13.571x2.214]ZaYxePoFHoay0XBTpZdeFEa7l9RsFsV0Al5ohxEwfoCUYBG5WBDDcqL4ON5zZZLa7DsTbGfTLLqkm3qtvJdYwr8G0AAVTk0nzWaJqvNDlaZHKb6oPHD2f65fPcgwNGZ6DNSILbU9s34RjCfQsOfFI0SqkL4Ii8D3aEA2JPsjn5MfOFxFJmKTKLz9NuRnO310Q9J6d4+LBaDqRcifGQuzkQ==[/tex] 顺磁性物质', '[tex=13.5x2.214]ZaYxePoFHoay0XBTpZdeFENvA5+gpjtKoTYgb1yy6ew5laB2TqUQgTwYoCASDYMoian+SW0lz3kDobJE8eu1DTMSh5O3+ICHKFPRjUnLBPdg+LCp0nZarHA9wfXEhyR27/liWegTTrNot9isik54yJcgtbNVeDEVuR1BCyaPutUf7nGpMn/7WYD5ET3cjGNJBYHeV6uukYu5HQS5cs50ng==[/tex]顺磁性物质'], 'type': 102}
- 根据分子轨道理论, [tex=1.143x1.214]2WhATYoxBvOdWtiFaVLezg==[/tex] 的分子轨道式及磁性情况为[tex=1.214x1.357]eotZLr0nh2BZjeY+BS+eRQ==[/tex] 为[tex=0.5x1.0]swhA5SpCD6lPteGlwRbm9g==[/tex]号元素) 未知类型：{'options': ['[tex=10.786x2.214]ZaYxePoFHoay0XBTpZdeFNJMD5HI1kNYDT8JDaxOCqx5BDMLAkNP/2uhekxCWkJTYhIJKLH2IbDAw9n90lClD3de9K6odTNTQjFiSAuUmlTShksHh6mP8P7bMNgsw/pwY8QSeE9mlFmdgy8pqjq3CVcOeYba9AwYLF74If012CU=[/tex] 反磁性物质', '[tex=10.857x2.214]ZaYxePoFHoay0XBTpZdeFENvA5+gpjtKoTYgb1yy6ew5laB2TqUQgTwYoCASDYMoian+SW0lz3kDobJE8eu1DTMSh5O3+ICHKFPRjUnLBPcu4PhccFf8XMRruVCfV/grSHJEs5O/FKj9Kh7sccSFmTMVq/dSziPqMtEHK6o+dFo=[/tex] 反磁性物质', '[tex=14.643x2.214]ZaYxePoFHoay0XBTpZdeFENvA5+gpjtKoTYgb1yy6ew5laB2TqUQgTwYoCASDYMoVnLwA7suWWSmORAaTOOrU1bYZnBNnYz2BkYGyP31prqRfCxqAt8D+jiXNfxRolqy0pbEbN/fLexdiq1+mlQ06EOwkwI8VRw6PB4MqwnQVSoqP1zSY95qGRS13m2IHGHoCfCrL++EnCi5m4MuzaEwfw==[/tex]顺磁性物质', '[tex=13.571x2.214]ZaYxePoFHoay0XBTpZdeFEa7l9RsFsV0Al5ohxEwfoCUYBG5WBDDcqL4ON5zZZLa7DsTbGfTLLqkm3qtvJdYwr8G0AAVTk0nzWaJqvNDlaZHKb6oPHD2f65fPcgwNGZ6DNSILbU9s34RjCfQsOfFI0SqkL4Ii8D3aEA2JPsjn5MfOFxFJmKTKLz9NuRnO310Q9J6d4+LBaDqRcifGQuzkQ==[/tex] 顺磁性物质', '[tex=13.5x2.214]ZaYxePoFHoay0XBTpZdeFENvA5+gpjtKoTYgb1yy6ew5laB2TqUQgTwYoCASDYMoian+SW0lz3kDobJE8eu1DTMSh5O3+ICHKFPRjUnLBPdg+LCp0nZarHA9wfXEhyR27/liWegTTrNot9isik54yJcgtbNVeDEVuR1BCyaPutUf7nGpMn/7WYD5ET3cjGNJBYHeV6uukYu5HQS5cs50ng==[/tex]顺磁性物质'], 'type': 102}
内容
- 0
写出下列分子(离子)的分子轨道表示式，计算它们的键级，并预测分子的稳定性,判断有无顺磁性分子(离子)。（1）[tex=1.071x1.214]xV7+owE+rwDfAT6b79XfIaDVCU4XxaGpE4kqCdBRwxc=[/tex]（2）[tex=1.786x1.429]QW2BnyhX6jLMT3uNjUSzYKAqN2MTBK503L7LJKVZAfY=[/tex]（3）[tex=2.143x1.143]P1ANpty9A4WhdUnzAJkU+PiFpvseLgZjk3Br08SpzQ0=[/tex]（4）[tex=1.714x1.5]a3X8ntHD2P3zb3MJJgIM8bg9jZOb6jZY5gs9FKcuAUw=[/tex]（5）[tex=1.357x1.429]Kw18C1LAkh+ECDl+4PCbZUrNVq4pQcw3S1ULglA5pzA=[/tex]（6） [tex=2.143x1.143]xcBMhwOxo1+6ePivgw38156fxNIW64ZR5eqM9Dd8oKM=[/tex]
- 1
【填空题】根据分子轨道理论写出 O 2 分子轨道式为 ;键级为 ;磁性为
- 2
根据分子轨道理论说明:[tex=1.214x1.214]fDvbj5thyHcfDFTNdk3KeQ==[/tex]分子很稳定,且具有反磁性。
- 3
试用杂化轨道理论说明[tex=2.5x1.357]JC0ErjKiHORJT22S+ID2kYaN/RawPzccvEclfsHSi/0=[/tex]的中心原子可能采取的杂化类型及分子或离子的空间构型。
- 4
写出下列分子(或离子)的分子轨道表达式，并推断它们能否存在?[tex=1.571x1.214]vCTv8EwasCCWR9BLdbziCGFha7HMbvaTtlZ7AI32lxQ=[/tex]