{"id":403,"date":"2014-01-09T13:49:09","date_gmt":"2014-01-09T13:49:09","guid":{"rendered":"http:\/\/nawi.naturundbildung.at\/wp\/?page_id=403"},"modified":"2014-06-16T07:48:40","modified_gmt":"2014-06-16T07:48:40","slug":"methan","status":"publish","type":"page","link":"https:\/\/nawi.naturundbildung.at\/wp\/?page_id=403","title":{"rendered":"Methan CH4"},"content":{"rendered":"<p>Methan ist der Hauptbestandteil von Erdgas.<\/p>\n<p>Auch heute wird Methan noch freigesetzt zB. in Fault\u00fcrmen von Abwasseranlagen, in Biogasanlagen oder am Grunde von tiefen Seen.<\/p>\n<p>Es hat eine der einfachsten Strukturen organischer Verbindungen.<\/p>\n<p><strong>Eigenschaften:<\/strong><\/p>\n<p>Schmelztemperatur: \u2212182,6 \u00b0<\/p>\n<p>Siedetemperatur: \u2212161,7 \u00b0C.<\/p>\n<p>Dichte (bei 25 \u00b0C und 101,3 kPa): 0,72 g\/mol<\/p>\n<p>Da Methan ein unpolares Molek\u00fcl ist, ist es im Wasser kaum l\u00f6slich doch\u00a0in Ethanol und Diethylether l\u00f6st es sich sehr gut.<\/p>\n<p><strong>Weitere\u00a0Eigenschaften <\/strong><\/p>\n<p>Au\u00dferdem ist Methan wie alle Kohlenwasserstoffe gut brennbar. =&gt; Blaue Flamme .<\/p>\n<p>Exotherm: vollst\u00e4ndige Umsetzung mit Sauerstoff; es wird viel Energie bei dieser Reaktion frei!<\/p>\n<p>Die Reaktion kann explosionsartig verlaufen wenn sie unkontrolliert ist.<\/p>\n<p><strong>Entstehung und Vorkommen<\/strong>:<\/p>\n<p>Es\u00a0 entsteht bei der Zersetzung von organischem Material.<\/p>\n<p>Methan wird durch die Reinigung von Erdgas gewonnen.<\/p>\n<p>Bei der Erd\u00f6lverarbeitung kommt Methan auch in gro\u00dfen Mengen vor.<\/p>\n<p>Auch Rinder produzieren gro\u00dfe Mengen an Methan.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Treibhausgas:<\/strong><\/p>\n<p>Methan ist au\u00dferdem ein Treibhausgas was Einfluss auf das Klima hat.<\/p>\n<p>(Treibhauseffekt zu CO2<\/p>\n<p>= 21-fach), Verweildauer in der Atmosph\u00e4re<\/p>\n<p>12 Jahre.<\/p>\n<div id=\"attachment_1292\" style=\"width: 271px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/nawi.naturundbildung.at\/wp\/wp-content\/uploads\/2014\/01\/Methan-Modell.jpg\"><img aria-describedby=\"caption-attachment-1292\" loading=\"lazy\" class=\"size-medium wp-image-1292\" src=\"http:\/\/nawi.naturundbildung.at\/wp\/wp-content\/uploads\/2014\/01\/Methan-Modell-261x300.jpg\" alt=\"Methan-Modell-gers\" width=\"261\" height=\"300\" srcset=\"https:\/\/nawi.naturundbildung.at\/wp\/wp-content\/uploads\/2014\/01\/Methan-Modell-261x300.jpg 261w, https:\/\/nawi.naturundbildung.at\/wp\/wp-content\/uploads\/2014\/01\/Methan-Modell.jpg 700w\" sizes=\"(max-width: 261px) 100vw, 261px\" \/><\/a><p id=\"caption-attachment-1292\" class=\"wp-caption-text\">Methan-Modell-gers<\/p><\/div>\n        <div class=\"wpProQuiz_content\" id=\"wpProQuiz_57\">\n            <h2>Methan-Quiz<\/h2>        <div style=\"display: none;\" class=\"wpProQuiz_time_limit\">\n            <div class=\"time\">Zeitlimit: <span>0<\/span><\/div>\n            <div class=\"wpProQuiz_progress\"><\/div>\n        <\/div>\n                <div class=\"wpProQuiz_checkPage\" style=\"display: none;\">\n            <h4 class=\"wpProQuiz_header\">Quiz-Zusammenfassung<\/h4>\n\n            <p>\n                <span>0<\/span> von 2 Fragen beantwortet            <\/p>\n\n            <p>Fragen:<\/p>\n\n            <div style=\"margin-bottom: 20px;\" class=\"wpProQuiz_box\">\n                <ol>\n                                            <li>1<\/li>\n                                            <li>2<\/li>\n                                    <\/ol>\n                <div style=\"clear: both;\"><\/div>\n            <\/div>\n\n            \n            <input type=\"button\" name=\"endQuizSummary\" value=\"Quiz abschlie\u00dfen\"\n                   class=\"wpProQuiz_button\">\n        <\/div>\n                <div class=\"wpProQuiz_infopage\" style=\"display: none;\">\n            <h4>Informationen<\/h4>\n\n            \n            <input type=\"button\" name=\"endInfopage\" value=\"Quiz abschlie\u00dfen\"\n                   class=\"wpProQuiz_button\">\n        <\/div>\n                <div class=\"wpProQuiz_text\">\n            <p>\n                <p>Wenn Du den Text \u00fcber Methan aufmerksam gelesen hast, wirst Du die fragen bestimmt korrekt beantworten k\u00f6nnen:<\/p>\n            <\/p>\n\n            \n            <div>\n                <input class=\"wpProQuiz_button\" type=\"button\" value=\"Quiz starten\"\n                       name=\"startQuiz\">\n            <\/div>\n        <\/div>\n                <div style=\"display: none;\" class=\"wpProQuiz_lock\">\n            <p>\n                Sie haben das Quiz schon einmal absolviert. Daher k\u00f6nnen sie es nicht erneut starten.            <\/p>\n        <\/div>\n                <div style=\"display: none;\" class=\"wpProQuiz_loadQuiz\">\n            <p>\n                Quiz wird geladen...            <\/p>\n        <\/div>\n                <div style=\"display: none;\" class=\"wpProQuiz_startOnlyRegisteredUser\">\n            <p>\n                Sie m\u00fcssen sich einloggen oder registrieren um das Quiz zu starten.            <\/p>\n        <\/div>\n                <div style=\"display: none;\" class=\"wpProQuiz_prerequisite\">\n            <p>\n                Sie m\u00fcssen erst folgende Quiz beenden um dieses Quiz starten zu k\u00f6nnen:                <span><\/span>\n            <\/p>\n        <\/div>\n                <div style=\"display: none;\" class=\"wpProQuiz_results\">\n            <h4 class=\"wpProQuiz_header\">Ergebnis<\/h4>\n                            <p>\n                    <span class=\"wpProQuiz_correct_answer\">0<\/span> von <span>2<\/span> Frage korrekt beantwortet                <\/p>\n                            <p class=\"wpProQuiz_quiz_time\">\n                    Ihre Zeit: <span><\/span>                <\/p>\n                        <p class=\"wpProQuiz_time_limit_expired\" style=\"display: none;\">\n                Zeit ist abgelaufen            <\/p>\n                            <p class=\"wpProQuiz_points\">\n                    Sie haben <span>0<\/span> von <span>0<\/span> Punkten erreicht (<span>0<\/span>)                <\/p>\n                                        <div class=\"wpProQuiz_resultTable\">\n                    <table>\n                        <tbody>\n                        <tr>\n                            <td class=\"wpProQuiz_resultName\">\u00d8 Punkte<\/td>\n                            <td class=\"wpProQuiz_resultValue\">\n                                <div style=\"background-color: #6CA54C;\">&nbsp;<\/div>\n                                <span>&nbsp;<\/span>\n                            <\/td>\n                        <\/tr>\n                        <tr>\n                            <td class=\"wpProQuiz_resultName\">Deine Punkte<\/td>\n                            <td class=\"wpProQuiz_resultValue\">\n                                <div style=\"background-color: #F79646;\">&nbsp;<\/div>\n                                <span>&nbsp;<\/span>\n                            <\/td>\n                        <\/tr>\n                        <\/tbody>\n                    <\/table>\n                <\/div>\n                        <div class=\"wpProQuiz_catOverview\" style=\"display:none;\">\n                <h4>Kategorien<\/h4>\n\n                <div style=\"margin-top: 10px;\">\n                    <ol>\n                                                    <li data-category_id=\"0\">\n                                <span class=\"wpProQuiz_catName\">Nicht kategorisiert<\/span>\n                                <span class=\"wpProQuiz_catPercent\">0%<\/span>\n                            <\/li>\n                                            <\/ol>\n                <\/div>\n            <\/div>\n            <div>\n                <ul class=\"wpProQuiz_resultsList\">\n                                            <li style=\"display: none;\">\n                            <div>\n                                                            <\/div>\n                        <\/li>\n                                    <\/ul>\n            <\/div>\n                        <div style=\"margin: 10px 0px;\">\n                                    <input class=\"wpProQuiz_button\" type=\"button\" name=\"restartQuiz\"\n                           value=\"Quiz erneut starten\">\n                                    <input class=\"wpProQuiz_button\" type=\"button\" name=\"reShowQuestion\"\n                           value=\"Fragen ansehen\">\n                                            <\/div>\n        <\/div>\n                <div class=\"wpProQuiz_reviewDiv\" style=\"display: none;\">\n            <div class=\"wpProQuiz_reviewQuestion\">\n                <ol>\n                                            <li>1<\/li>\n                                            <li>2<\/li>\n                                    <\/ol>\n                <div style=\"display: none;\"><\/div>\n            <\/div>\n            <div class=\"wpProQuiz_reviewLegend\">\n                <ol>\n                    <li>\n                        <span class=\"wpProQuiz_reviewColor\" style=\"background-color: #6CA54C;\"><\/span>\n                        <span class=\"wpProQuiz_reviewText\">Beantwortet<\/span>\n                    <\/li>\n                    <li>\n                        <span class=\"wpProQuiz_reviewColor\" style=\"background-color: #FFB800;\"><\/span>\n                        <span class=\"wpProQuiz_reviewText\">Vorgemerkt<\/span>\n                    <\/li>\n                <\/ol>\n                <div style=\"clear: both;\"><\/div>\n            <\/div>\n            <div>\n                                    <input type=\"button\" name=\"review\" value=\"Frage vormerken\"\n                           class=\"wpProQuiz_button2\" style=\"float: left; display: block;\">\n                                            <input type=\"button\" name=\"quizSummary\"\n                               value=\"Quiz-Zusammenfassung\" class=\"wpProQuiz_button2\"\n                               style=\"float: right;\">\n                                        <div style=\"clear: both;\"><\/div>\n                            <\/div>\n        <\/div>\n                <div class=\"wpProQuiz_quizAnker\" style=\"display: none;\"><\/div>\n                <div style=\"display: none;\" class=\"wpProQuiz_quiz\">\n            <ol class=\"wpProQuiz_list\">\n                                    <li class=\"wpProQuiz_listItem\" style=\"display: none;\">\n                        <div\n                            class=\"wpProQuiz_question_page\"  >\n                            Frage <span>1<\/span> von <span>2<\/span>                        <\/div>\n                        <h5 style=\"display: inline-block;\"\n                            class=\"wpProQuiz_header\">\n                            <span>1<\/span>. Frage                        <\/h5>\n\n                                                    <span style=\"font-weight: bold; float: right;\">1 Punkte<\/span>\n                            <div style=\"clear: both;\"><\/div>\n                        \n                                                <div class=\"wpProQuiz_question\" style=\"margin: 10px 0 0 0;\">\n                            <div class=\"wpProQuiz_question_text\">\n                                <p>Erg\u00e4nze den L\u00fcckentext mit Hilfe des obigen Textes \u00fcber Methan<\/p>\n<p>&nbsp;<\/p>\n                            <\/div>\n                                                        <ul class=\"wpProQuiz_questionList\" data-question_id=\"449\"\n                                data-type=\"cloze_answer\">\n                                \n                                    <li class=\"wpProQuiz_questionListItem\" data-pos=\"0\">\n\n                                        Schmelztemperatur: <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"8\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(\u2212182,6)<\/span><\/span> \u00b0C\r\n\r\nSiedetemperatur: <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"8\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(\u2212161,7)<\/span><\/span> \u00b0C.\r\n\r\nDichte (bei 25 \u00b0C und 101,3 kPa): <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"4\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(0,72)<\/span><\/span> g\/mol\r\n\r\nDa Methan ein <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"9\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(unpolares)<\/span><\/span> Molek\u00fcl ist, ist es in <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"6\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(Wasser)<\/span><\/span> kaum l\u00f6slich doch\u00a0in Ethanol und Diethylether l\u00f6st es sich sehr gut.\r\n\r\nAu\u00dferdem ist Methan wie alle <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"18\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(Kohlenwasserstoffe)<\/span><\/span> gut brennbar. =&gt; Blaue Flamme .\r\n\r\nExotherm: vollst\u00e4ndige Umsetzung mit Sauerstoff; es wird <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"4\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(viel)<\/span><\/span> Energie bei dieser Reaktion frei!\r\n\r\nDie Reaktion kann <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"15\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(explosionsartig)<\/span><\/span> verlaufen wenn sie unkontrolliert ist.                                    <\/li>\n                                                                <\/ul>\n                        <\/div>\n                                                    <div class=\"wpProQuiz_response\" style=\"display: none;\">\n                                <div style=\"display: none;\" class=\"wpProQuiz_correct\">\n                                                                            <span class=\"wpProQuiz_respone_span\">\n\t\t\t\t\t\t\t\t\tKorrekt\t\t\t\t\t\t\t\t<\/span><br>\n                                    <p><\/p>                                <\/div>\n                                <div style=\"display: none;\" class=\"wpProQuiz_incorrect\">\n                                                                            <span class=\"wpProQuiz_respone_span\">\n\t\t\t\t\t\t\t\t\tInkorrekt\t\t\t\t\t\t\t\t<\/span><br>\n                                    <p><\/p>                                <\/div>\n                            <\/div>\n                        \n                        \n                                                <input type=\"button\" name=\"back\" value=\"Zur\u00fcck\"\n                               class=\"wpProQuiz_button wpProQuiz_QuestionButton\"\n                               style=\"float: left !important; margin-right: 10px !important; display: none;\">\n                                                <input type=\"button\" name=\"check\" value=\"Pr\u00fcfen\"\n                               class=\"wpProQuiz_button wpProQuiz_QuestionButton\"\n                               style=\"float: right !important; margin-right: 10px !important; display: none;\">\n                        <input type=\"button\" name=\"next\" value=\"Weiter\"\n                               class=\"wpProQuiz_button wpProQuiz_QuestionButton\" style=\"float: right; display: none;\">\n\n                        <div style=\"clear: both;\"><\/div>\n\n                        \n                    <\/li>\n\n                                    <li class=\"wpProQuiz_listItem\" style=\"display: none;\">\n                        <div\n                            class=\"wpProQuiz_question_page\"  >\n                            Frage <span>2<\/span> von <span>2<\/span>                        <\/div>\n                        <h5 style=\"display: inline-block;\"\n                            class=\"wpProQuiz_header\">\n                            <span>2<\/span>. Frage                        <\/h5>\n\n                                                    <span style=\"font-weight: bold; float: right;\">1 Punkte<\/span>\n                            <div style=\"clear: both;\"><\/div>\n                        \n                                                <div class=\"wpProQuiz_question\" style=\"margin: 10px 0 0 0;\">\n                            <div class=\"wpProQuiz_question_text\">\n                                <p>Erg\u00e4nze mit Hilfe des obigen Textes<\/p>\n                            <\/div>\n                                                        <ul class=\"wpProQuiz_questionList\" data-question_id=\"450\"\n                                data-type=\"cloze_answer\">\n                                \n                                    <li class=\"wpProQuiz_questionListItem\" data-pos=\"0\">\n\n                                        Methan ist ein <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"12\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(Treibhausgas)<\/span><\/span> was Einfluss auf das Klima hat. Methan ist sogar <span class=\"wpProQuiz_cloze\"><input data-wordlen=\"2\" type=\"text\" value=\"\"> <span class=\"wpProQuiz_clozeCorrect\" style=\"display: none;\">(21)<\/span><\/span> mal st\u00e4rker treibhauswirksam als CO2.\r\n\r\n&nbsp;                                    <\/li>\n                                                                <\/ul>\n                        <\/div>\n                                                    <div class=\"wpProQuiz_response\" style=\"display: none;\">\n                                <div style=\"display: none;\" class=\"wpProQuiz_correct\">\n                                                                            <span class=\"wpProQuiz_respone_span\">\n\t\t\t\t\t\t\t\t\tKorrekt\t\t\t\t\t\t\t\t<\/span><br>\n                                    <p><\/p>                                <\/div>\n                                <div style=\"display: none;\" class=\"wpProQuiz_incorrect\">\n                                                                            <span class=\"wpProQuiz_respone_span\">\n\t\t\t\t\t\t\t\t\tInkorrekt\t\t\t\t\t\t\t\t<\/span><br>\n                                    <p><\/p>                                <\/div>\n                            <\/div>\n                        \n                        \n                                                <input type=\"button\" name=\"back\" value=\"Zur\u00fcck\"\n                               class=\"wpProQuiz_button wpProQuiz_QuestionButton\"\n                               style=\"float: left !important; margin-right: 10px !important; display: none;\">\n                                                <input type=\"button\" name=\"check\" value=\"Pr\u00fcfen\"\n                               class=\"wpProQuiz_button wpProQuiz_QuestionButton\"\n                               style=\"float: right !important; margin-right: 10px !important; display: none;\">\n                        <input type=\"button\" name=\"next\" value=\"Weiter\"\n                               class=\"wpProQuiz_button wpProQuiz_QuestionButton\" style=\"float: right; display: none;\">\n\n                        <div style=\"clear: both;\"><\/div>\n\n                        \n                    <\/li>\n\n                            <\/ol>\n                    <\/div>\n                <\/div>\n                <script type=\"text\/javascript\">\n            window.wpProQuizInitList = window.wpProQuizInitList || [];\n\n            window.wpProQuizInitList.push({\n                id: '#wpProQuiz_57',\n                init: {\n                    quizId: 57,\n                    mode: 2,\n                    globalPoints: 2,\n                    timelimit: 0,\n                    resultsGrade: [0],\n                    bo: 33825,\n                    qpp: 0,\n                    catPoints: [2],\n                    formPos: 0,\n                    lbn: \"Quiz abschlie\\u00dfen\",\n                    json: {\"449\":{\"type\":\"cloze_answer\",\"id\":449,\"catId\":0,\"points\":1,\"correct\":[[\"\\u2212182,6\"],[\"\\u2212161,7\"],[\"0,72\"],[\"unpolares\"],[\"wasser\"],[\"kohlenwasserstoffe\"],[\"viel\"],[\"explosionsartig\"]]},\"450\":{\"type\":\"cloze_answer\",\"id\":450,\"catId\":0,\"points\":1,\"correct\":[[\"treibhausgas\"],[\"21\"]]}}                }\n            });\n        <\/script>\n        \n","protected":false},"excerpt":{"rendered":"<p>Methan ist der Hauptbestandteil von Erdgas. Auch heute wird Methan noch freigesetzt zB. in Fault\u00fcrmen von Abwasseranlagen, in Biogasanlagen oder am Grunde von tiefen Seen. Es hat eine der einfachsten Strukturen organischer Verbindungen. Eigenschaften: Schmelztemperatur: \u2212182,6 \u00b0 Siedetemperatur: \u2212161,7 \u00b0C. Dichte (bei 25 \u00b0C und 101,3 kPa): 0,72 g\/mol Da<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":401,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"ngg_post_thumbnail":0},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/nawi.naturundbildung.at\/wp\/index.php?rest_route=\/wp\/v2\/pages\/403"}],"collection":[{"href":"https:\/\/nawi.naturundbildung.at\/wp\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nawi.naturundbildung.at\/wp\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nawi.naturundbildung.at\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nawi.naturundbildung.at\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=403"}],"version-history":[{"count":6,"href":"https:\/\/nawi.naturundbildung.at\/wp\/index.php?rest_route=\/wp\/v2\/pages\/403\/revisions"}],"predecessor-version":[{"id":1970,"href":"https:\/\/nawi.naturundbildung.at\/wp\/index.php?rest_route=\/wp\/v2\/pages\/403\/revisions\/1970"}],"up":[{"embeddable":true,"href":"https:\/\/nawi.naturundbildung.at\/wp\/index.php?rest_route=\/wp\/v2\/pages\/401"}],"wp:attachment":[{"href":"https:\/\/nawi.naturundbildung.at\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=403"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}