{"type":"rich","version":"1.0","title":"Monomerau a Pholymerau","description":"Gweithgaredd cyfateb lle mae disgyblion yn paru monomerau â'u polymerau cyfatebol","author_name":"Padlet TA","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1768810682250&hashid=3yjN2lQoj4","html":"<iframe src=\"https://arcade.padlet.com/embed/3yjN2lQoj4\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}