{"type":"rich","version":"1.0","title":"**Erdalkalimetalle**                                        \n                                                     Leichtmetall, silbrig, metallisch glänzend, oxidiert an Luft, Leitfähig","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/YDTSRlR6dbwnnAOR/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/6034d246547a75bc279c0391\" frameborder=\"0\" allowfullscreen></iframe>"}