{"id":41442,"date":"2019-09-27T04:49:08","date_gmt":"2019-09-27T03:49:08","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/que-es-el-volumen-de-un-atomo-y-un-nucleo-definicion\/"},"modified":"2019-09-27T04:49:08","modified_gmt":"2019-09-27T03:49:08","slug":"que-es-el-volumen-de-un-atomo-y-un-nucleo-definicion","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/es\/que-es-el-volumen-de-un-atomo-y-un-nucleo-definicion\/","title":{"rendered":"\u00bfQu\u00e9 es el volumen de un \u00e1tomo y un n\u00facleo? Definici\u00f3n"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\"><span>Volumen de un \u00e1tomo y n\u00facleo.\u00a0El volumen de un \u00e1tomo es aproximadamente 15 \u00f3rdenes de magnitud mayor que el volumen de un n\u00facleo.\u00a07,23 \u00d7 10\u221245 m3 para n\u00facleos de hidr\u00f3geno.\u00a0Ingenieria termal<\/span><\/div>\n<\/div>\n<div class=\"su-divider su-divider-style-dotted\"><\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights  lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<h2><span>Volumen de un \u00e1tomo y n\u00facleo<\/span><\/h2>\n<figure id=\"attachment_11250\" class=\"wp-caption alignright\" aria-describedby=\"caption-attachment-11250\"><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Structure-of-Matter.jpg\"><img loading=\"lazy\" class=\"size-medium wp-image-11250 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Structure-of-Matter-300x132.jpg\" alt=\"Estructura de la materia.\" width=\"300\" height=\"132\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Structure-of-Matter-300x132.jpg\" \/><\/a><figcaption id=\"caption-attachment-11250\" class=\"wp-caption-text\"><span>Estructura de la materia.<\/span><\/figcaption><\/figure>\n<p><strong><span>El \u00e1tomo<\/span><\/strong><span>\u00a0consiste en un\u00a0<\/span><strong><span>n\u00facleo<\/span><\/strong><span>\u00a0peque\u00f1o pero masivo\u00a0rodeado por una nube de\u00a0<\/span><strong><span>electrones que se<\/span><\/strong><span>\u00a0mueven r\u00e1pidamente\u00a0.\u00a0El n\u00facleo est\u00e1 compuesto de\u00a0<\/span><strong><span>protones y\u00a0<\/span><\/strong><a href=\"https:\/\/www.nuclear-power.com\/nuclear-power\/reactor-physics\/atomic-nuclear-physics\/fundamental-particles\/neutron\/\"><strong><span>neutrones<\/span><\/strong><\/a><span>\u00a0.\u00a0Los radios nucleares t\u00edpicos son del orden de 10\u00a0<\/span><sup><span>\u221214<\/span><\/sup><span>\u00a0m.\u00a0Asumiendo forma esf\u00e9rica, los radios nucleares se pueden calcular de acuerdo con la siguiente f\u00f3rmula:<\/span><\/p>\n<p><span>r = r\u00a0<\/span><sub><span>0<\/span><\/sub><span>\u00a0.\u00a0A\u00a0<\/span><sup><span>1\/3<\/span><\/sup><\/p>\n<p><span>donde r\u00a0<\/span><sub><span>0<\/span><\/sub><span>\u00a0= 1.2 x\u00a0<\/span><sup><span>10-15<\/span><\/sup><span>\u00a0m = 1.2 fm<\/span><\/p>\n<p><span>Si usamos esta aproximaci\u00f3n, por lo tanto, esperamos que el volumen del n\u00facleo sea del orden de 4 \/ 3\u03c0r\u00a0<\/span><sup><span>3<\/span><\/sup><span>\u00a0o 7,23 \u00d7 10\u00a0<\/span><sup><span>\u221245<\/span><\/sup><span>\u00a0m\u00a0<\/span><sup><span>3<\/span><\/sup><span>\u00a0para los n\u00facleos de hidr\u00f3geno o 1721 \u00d7 10\u00a0<\/span><sup><span>\u221245<\/span><\/sup><span>\u00a0m\u00a0<\/span><sup><span>3<\/span><\/sup><span>\u00a0para los\u00a0n\u00facleos de\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-power-plant\/nuclear-fuel\/uranium\/uranium-238\/\"><sup><span>238<\/span><\/sup><span>\u00a0U.\u00a0<\/span><\/a><span>Estos son vol\u00famenes de n\u00facleos y los n\u00facleos at\u00f3micos (protones y neutrones) contienen aproximadamente el\u00a0<\/span><strong><span>99.95%<\/span><\/strong><span>\u00a0de la masa del \u00e1tomo.<\/span><\/p>\n<\/div>\n<\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights  lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<h2><span>\u00bfEs un \u00e1tomo un espacio vac\u00edo?<\/span><\/h2>\n<figure id=\"attachment_16479\" class=\"wp-caption alignright\" aria-describedby=\"caption-attachment-16479\"><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/atomic-nucleus-volume-min.png\"><img loading=\"lazy\" class=\"wp-image-16479 size-medium lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/atomic-nucleus-volume-min-300x300.png\" alt=\"atomic-nucleus-volume-min\" width=\"300\" height=\"300\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/atomic-nucleus-volume-min-300x300.png\" \/><\/a><figcaption id=\"caption-attachment-16479\" class=\"wp-caption-text\"><span>Una representaci\u00f3n figurativa del \u00e1tomo de helio-4 con la nube de electrones en tonos de gris.\u00a0Los protones y los neutrones se encuentran probablemente en el mismo espacio, en el punto central.\u00a0Fuente wikipedia.org Licencia CC BY-SA 3.0<\/span><\/figcaption><\/figure>\n<p><strong><span>El volumen de un \u00e1tomo<\/span><\/strong><span>\u00a0es aproximadamente\u00a0<\/span><strong><span>15 \u00f3rdenes de magnitud\u00a0<\/span><\/strong><strong><span>mayor<\/span><\/strong><span>\u00a0que el volumen de un n\u00facleo.\u00a0Para\u00a0<\/span><strong><span>el \u00e1tomo de uranio<\/span><\/strong><span>\u00a0, el\u00a0<\/span><strong><span>radio de Van der Waals<\/span><\/strong><span>\u00a0es de aproximadamente\u00a0<\/span><strong><span>186 pm = 1.86 \u00d7 10\u00a0<\/span><sup><span>\u221210<\/span><\/sup><span>\u00a0m<\/span><\/strong><span>\u00a0.\u00a0El radio de Van der Waals, r\u00a0<\/span><sub><span>w<\/span><\/sub><span>\u00a0, de un \u00e1tomo es el radio de una esfera dura imaginaria que representa la distancia de aproximaci\u00f3n m\u00e1s cercana para otro \u00e1tomo.\u00a0Asumiendo forma esf\u00e9rica, el\u00a0\u00e1tomo de\u00a0<\/span><a title=\"Uranio\" href=\"https:\/\/www.periodic-table.org\/uranium-periodic-table\/\"><span>uranio<\/span><\/a><span>\u00a0tiene un volumen de aproximadamente \u00a0\u00a0<\/span><strong><span>26.9 \u00d7 10\u00a0<\/span><sup><span>\u221230<\/span><\/sup><span>\u00a0m\u00a0<\/span><sup><span>3<\/span><\/sup><\/strong><span>\u00a0.\u00a0Pero este espacio &#8220;enorme&#8221; est\u00e1 ocupado principalmente por electrones, porque el\u00a0<\/span><strong><span>n\u00facleo<\/span><\/strong><span>\u00a0ocupa solo alrededor de\u00a0<\/span><strong><span>1721 \u00d7 10\u00a0<\/span><sup><span>\u221245<\/span><\/sup><span>\u00a0m<\/span><sup><span>3<\/span><\/sup><\/strong><span>\u00a0\u00a0de espacio.\u00a0Estos electrones juntos pesan solo una fracci\u00f3n (digamos 0.05%) del \u00e1tomo completo.<\/span><\/p>\n<p><span>Puede parecer que el espacio y, de hecho, la materia est\u00e1\u00a0<\/span><strong><span>vac\u00eda<\/span><\/strong><span>\u00a0,\u00a0<\/span><strong><span>pero no lo est\u00e1<\/span><\/strong><span>\u00a0.\u00a0Debido a la\u00a0<\/span><strong><span>naturaleza cu\u00e1ntica de los electrones<\/span><\/strong><span>\u00a0, los electrones no son part\u00edculas puntuales, se extienden por todo el \u00e1tomo.\u00a0La descripci\u00f3n cl\u00e1sica no puede usarse para describir cosas a escala at\u00f3mica.\u00a0En la escala at\u00f3mica, los f\u00edsicos han descubierto que la mec\u00e1nica cu\u00e1ntica describe muy bien las cosas en esa escala.\u00a0Las ubicaciones de las part\u00edculas en la mec\u00e1nica cu\u00e1ntica no est\u00e1n en una posici\u00f3n exacta, se describen mediante una\u00a0<\/span><strong><span>funci\u00f3n de densidad de probabilidad<\/span><\/strong><span>\u00a0.\u00a0Por lo tanto, el espacio en un \u00e1tomo (entre electrones y un n\u00facleo at\u00f3mico) no est\u00e1 vac\u00edo, sino que est\u00e1 ocupado por una funci\u00f3n de densidad de probabilidad de electrones (generalmente conocida como &#8221;\u00a0<\/span><strong><span>nube de electrones<\/span><\/strong><span>\u00a0&#8220;).<\/span><\/p>\n<\/div>\n<\/div>\n<div class=\"inside-grid-column\"><\/div>\n<div><\/div>\n<div>\n<p>&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;.<\/p>\n<p>Este art\u00edculo se basa en la traducci\u00f3n autom\u00e1tica del art\u00edculo original en ingl\u00e9s. Para m\u00e1s informaci\u00f3n vea el art\u00edculo en ingl\u00e9s. Puedes ayudarnos. Si desea corregir la traducci\u00f3n, env\u00edela a: translations@nuclear-power.com o complete el formulario de traducci\u00f3n en l\u00ednea. Agradecemos su ayuda, actualizaremos la traducci\u00f3n lo antes posible. Gracias.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Volumen de un \u00e1tomo y n\u00facleo.\u00a0El volumen de un \u00e1tomo es aproximadamente 15 \u00f3rdenes de magnitud mayor que el volumen de un n\u00facleo.\u00a07,23 \u00d7 10\u221245 m3 para n\u00facleos de hidr\u00f3geno.\u00a0Ingenieria termal Volumen de un \u00e1tomo y n\u00facleo Estructura de la materia. El \u00e1tomo\u00a0consiste en un\u00a0n\u00facleo\u00a0peque\u00f1o pero masivo\u00a0rodeado por una nube de\u00a0electrones que se\u00a0mueven r\u00e1pidamente\u00a0.\u00a0El n\u00facleo &#8230; <a title=\"\u00bfQu\u00e9 es el volumen de un \u00e1tomo y un n\u00facleo? 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