{"type":"rich","version":"1.0","title":"covalent bonds and structures ","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/ZEft6wAjwnrflA6M/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/6447edeb0023c27adf940e8c\" frameborder=\"0\" allowfullscreen></iframe>"}