Key features include: 9 question types including multiple-choice, file upload, fill in the blanks, essay, matching, and picture choice Question banks with the option to upload questions in bulk Extra Admin and Trainer accounts with role-based permissions Timers, progress bars, page numbers Custom Certificates Add a payment page to sell your quizzes, tests, and courses Save and continue the quiz at a later time Question randomization by page or the whole quiz Categories Email notifications Bookmarks Grade based redirects and more
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Based on our record, Ptable seems to be more popular. It has been mentiond 28 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Ptable renders them with WebGL from the quantum numbers using the Schrodinger equation, wrapping a threshold density of the generated point cloud with a surface. https://ptable.com/#Electrons/HOAO. - Source: Hacker News / 5 months ago
I was frustrated by the +4 oxidation state as well, but ptable.com says they exist based on the electrons tab. Probably only exists with fluorine, and maybe oxygen, at nonstandard temperature and pressures, but I honestly don't know. Source: about 1 year ago
Https://ptable.com/ is what I use in my Chem class. Works like a charm. Source: about 1 year ago
A useful resource can be found here: interactive periodic table At the top of the page click where it says “electrons.” Click on carbon, you can see its orbitals, as well as glean information regarding its electronic configuration. Source: about 1 year ago
There's been some updates PTable.com is a great resource. Source: over 1 year ago
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