{"version":"1.0","provider_name":"School Science","provider_url":"https:\/\/pokharelsugam.com.np\/school-science","title":"TO PREPARE OXYGEN GAS IN LABORATORY - School Science","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"yQznYfvr22\"><a href=\"https:\/\/pokharelsugam.com.np\/school-science\/prepare-oxygen-gas-in-laboratory-practical\/\">TO PREPARE OXYGEN GAS IN LABORATORY<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/pokharelsugam.com.np\/school-science\/prepare-oxygen-gas-in-laboratory-practical\/embed\/#?secret=yQznYfvr22\" width=\"600\" height=\"338\" title=\"&#8220;TO PREPARE OXYGEN GAS IN LABORATORY&#8221; &#8212; School Science\" data-secret=\"yQznYfvr22\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/pokharelsugam.com.np\/school-science\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"MATERIAL REQUIRED Conical flask, thistle funnel and delivery tube fitted with cork, pneumatic trough, beehive shelf, gas jar, hydrogen peroxide, manganese dioxide THEORY Oxygen is an abundantly occurring element on the earth. It constitutes about 49% in the form of various oxides of the earth&#8217;s crust. It is occurred in a free state as well [&hellip;]","thumbnail_url":"https:\/\/pokharelsugam.com.np\/wp-content\/uploads\/2022\/12\/laboratory-preparation-of-oxygen.jpeg"}