Monday, September 3, 2018

number - Shiv'a?


Who knows seven?


(I mean really, who doesn't?)


Please cite/link your sources, if possible. In about one business day, I will:





  • Upvote all interesting answers.




  • Accept the best answer.




  • Go on to the next number.






Answer



7 are the traits of a hacham (Avot 5:9) (also of a golem, but let's be positive here)


No comments:

Post a Comment

periodic trends - Comparing radii in lithium, beryllium, magnesium, aluminium and sodium ions

Apparently the of last four, $\ce{Mg^2+}$ is closest in radius to $\ce{Li+}$. Is this true, and if so, why would a whole larger shell ($\ce{...