{"id":60761,"date":"2026-05-27T22:51:33","date_gmt":"2026-05-27T22:51:33","guid":{"rendered":"https:\/\/www.omahbse.com\/blog\/?p=60761"},"modified":"2026-05-27T22:51:33","modified_gmt":"2026-05-27T22:51:33","slug":"apa-yang-dimaksud-dengan-ciri-ciri-unsur-radium","status":"publish","type":"post","link":"https:\/\/www.omahbse.com\/blog\/apa-yang-dimaksud-dengan-ciri-ciri-unsur-radium\/","title":{"rendered":"Apa yang dimaksud dengan ciri-ciri unsur radium?"},"content":{"rendered":"<p>Unsur radium adalah salah satu unsur radioaktif yang memiliki sifat-sifat khas. Dalam artikel ini, kita akan menjelaskan ciri-ciri utama dari unsur radium, termasuk tingkat keaktifan radioaktifnya, warna, dan sifat fisik lainnya.<\/p>\n<h2>Penjelasan dan Jawaban<\/h2>\n<p>Unsur radium merupakan salah satu unsur dalam tabel periodik yang memiliki simbol Ra dan nomor atom 88. Berikut adalah ciri-ciri unsur radium:<\/p>\n<h3>1. Radioaktif<\/h3>\n<p>Radium adalah unsur yang sangat radioaktif. Ini berarti bahwa atom-atom radium dapat mengalami peluruhan radioaktif, mengubah jumlah proton dan neutron dalam intinya, serta melepaskan energi dalam bentuk radiasi.<\/p>\n<h3>2. Berat Jenis Tinggi<\/h3>\n<p>Radium memiliki berat jenis yang tinggi. Berat jenis adalah perbandingan massa suatu zat dengan volume yang sama dari air murni. Berat jenis radium sekitar 5,5 kali lebih berat daripada air.<\/p>\n<h3>3. Berwarna Putih Kebiruan<\/h3>\n<p>Radium memiliki warna putih kebiruan dalam keadaan padatnya. Namun, karena tingkat radioaktivitas yang tinggi, radium jarang ditemui dalam bentuk padat murni di alam.<\/p>\n<h3>4. Sifat Metalik<\/h3>\n<p>Secara kimia, radium masuk dalam golongan logam alkali tanah. Oleh karena itu, unsur ini memiliki sifat-sifat metalik umum seperti keuletan, kemampuan untuk menghantarkan panas dan listrik, serta reaktif terhadap air dan oksigen.<\/p>\n<h2>Kesimpulan<\/h2>\n<p>Sekilas, unsur radium memiliki beberapa ciri khas. Unsur ini adalah radioaktif, memiliki berat jenis tinggi, berwarna putih kebiruan, dan memiliki sifat metalik. Dikarenakan tingkat radioaktivitas yang tinggi, radium jarang ditemui dalam kehidupan sehari-hari.<\/p>\n<p>Meskipun demikian, penemuan radium oleh Marie dan Pierre Curie pada tahun 1898 berkontribusi penting dalam pengembangan ilmu radiologi serta pemahaman manusia terhadap energi nuklir. Saat ini, radium dan senyawanya masih digunakan dalam berbagai aplikasi di bidang industri dan kesehatan.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Unsur radium adalah salah satu unsur radioaktif yang memiliki sifat-sifat khas. Dalam artikel ini, kita akan menjelaskan ciri-ciri utama dari unsur radium, termasuk tingkat keaktifan radioaktifnya, warna, dan sifat fisik lainnya. Penjelasan dan Jawaban Unsur radium merupakan salah satu unsur dalam tabel periodik yang memiliki simbol Ra dan nomor atom 88. Berikut adalah ciri-ciri unsur [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":60760,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1040,1987,1976,1988],"tags":[],"class_list":["post-60761","post","type-post","status-publish","format-standard","has-post-thumbnail","category-ipa","category-ipa-smp","category-sekolah","category-smp"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Apa yang dimaksud dengan ciri-ciri unsur radium? - OmahBSE<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.omahbse.com\/blog\/apa-yang-dimaksud-dengan-ciri-ciri-unsur-radium\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Apa yang dimaksud dengan ciri-ciri unsur radium? - OmahBSE\" \/>\n<meta property=\"og:description\" content=\"Unsur radium adalah salah satu unsur radioaktif yang memiliki sifat-sifat khas. 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