
HackerRank
Codility
TestGorilla
mettl
CodeSignal
HireVue
HackerEarth
Make intelligent talent decisions.

Atomic - Periodic Table
Periodica - Periodic Table
Periodic-table.io
Periodic Table
Kalzium
Periodic Table of Elements
Gnome Chemistry Utils
Interactive periodic table with dynamic layouts showing names, electrons, oxidation, trend visualization, orbitals, isotopes, and compound search. Full descriptions from write-up sources.

Which is more popular?
Based on our record, Ptable seems to be more popular. It has been mentioned 29 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | imocha.io | ptable.com |
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| Listed in |
In their own words, as submitted to SaaSHub.


iMocha is a skills intelligence and assessment platform that enables talent teams to make smarter talent decisions. More than 300 organisations in 70+ countries are using iMocha’s platform to acquire job-fit talent faster and in measuring the ROI from their talent development initiatives. The...
No description of Ptable yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
iMocha is recommended for HR professionals, recruitment agencies, and organizations that need to conduct technical and non-technical assessments. It's also beneficial for companies aiming to enhance their workforce's skills through targeted training and development programs.
No analysis of Ptable yet.
Walkthroughs and reviews on video.
Interview Mocha Pre employment Assessment Tests Review
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PTable Review Final
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using iMocha and Ptable. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking iMocha since Mar 2021.
Https://ptable.com/#Electrons/HOAO Shows the highest occupied atomic orbital in full 3D you can rotate. Select any slot in the Hund diagram to see that orbital instead. - Source: Hacker News / over 2 years ago
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 / almost 3 years 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: almost 4 years ago
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Interactive periodic table of the chemical elements in 38 languages - Includes properties, history, name origin, facts, applications, hazards, isotopes and more
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