This printable crossword puzzle on the topic of Elements & Periodic Table has 20 clues. Answers range from 4 to 16 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
A halogen in Period 5
The first element on the Periodic Table
What does the abbreviation for Iron stand for?
The basic unit of a chemical element
Each of two or more kinds of the same element that contain same numbers of protons but different numbers of neutrons in their nuclei
The eight element on the periodic table
Something that can't be broken down into another substance by any chemical or physical means
Group 18 on the Periodic Table
What do you call the rows on the Periodic Table?
Who created the first periodic table of elements?
An abbreviation used to represent an element
The amount of protons in the nucleus of an atom
Groups 3 through 12 on the Periodic Table
Another name for inner transition metals
Another name for rare earth elements
A rare earth metal named after a famous scientist
What do you call the column on the Periodic Table?
An element discovered in 1669
The heaviest natural-occurring element
The weight of an atom