Organizing the Elements
In this elements worksheet, learners review how elements are organized in a periodic table and identify metals, nonmetals, and metalloids. This worksheet has 10 fill in the blank, 4 true or false, 5 matching, and 3 short answer questions.
9th - 12th Science 54 Views 136 Downloads
The Genius of Mendeleev's Periodic Table
The author-narrator refers to the periodic table of elements as a "massive slab of human genius," then goes on to explain Mendeleev's development of this foundational chemistry tool. Why was his version so much better than others that...
4 mins 4th - 12th Science CCSS: Adaptable
Solving the Puzzle of the Periodic Table
Did you know that the first time someone isolated a pure element was when Henning Brand boiled down his own urine in 1669 and unknowingly discovered phosphorus? The history of our current periodic table of elements is entertainingly...
4 mins 8th - 12th Science CCSS: Adaptable