Tuesday, May 24, 2011

Conversations with Henry

Henry:  I once gave an exam by passing out a blank Periodic Table and asked students to fill in the blanks from memory:

Me: Yikes! Did anybody pass?

Henry: A few. But everyone got vanadium right!

1 comment:

  1. Note the "error" in this chart: Hydrogen appears twice--once at the top left and again second from right at the top. I mentioned this here