{"version":"1.0","provider_name":"OnlineExamMaker Blog","provider_url":"https:\/\/onlineexammaker.com\/kb","author_name":"Rebecca","author_url":"https:\/\/onlineexammaker.com\/kb\/author\/rebeccaoem\/","title":"20 Platinum Quiz Questions and Answers - OnlineExamMaker Blog","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"6k5WZtrmbc\"><a href=\"https:\/\/onlineexammaker.com\/kb\/20-platinum-quiz-questions-and-answers\/\">20 Platinum Quiz Questions and Answers<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/onlineexammaker.com\/kb\/20-platinum-quiz-questions-and-answers\/embed\/#?secret=6k5WZtrmbc\" width=\"600\" height=\"338\" title=\"&#8220;20 Platinum Quiz Questions and Answers&#8221; &#8212; OnlineExamMaker Blog\" data-secret=\"6k5WZtrmbc\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/onlineexammaker.com\/kb\/wp-content\/uploads\/2025\/12\/2075-Platinum-quiz.webp","thumbnail_width":600,"thumbnail_height":432,"description":"Platinum is a dense, malleable, and ductile transition metal with the chemical symbol Pt and atomic number 78. It belongs to the platinum group metals and is highly valued for its resistance to corrosion, making it ideal for various industrial, medical, and decorative applications. Physical and Chemical Properties &#8211; Appearance: Platinum is a silvery-white metal [&hellip;]"}