20 Periodic Table Elements Crossword
This printable crossword puzzle has 13 clues. Answers range from 3 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
a chart that organizes information about all elements according to their properties
The number of protons contained in each nucleus of its atoms in the elements
The mass of one atom of an element
What element has the symbol of "Fe"
What element has the symbol of "Ag"
A substance that cannot be broken down into a simpler substance by ordinary chemical means
What element has a atomic mass of 55
Has an atomic mass of 20.2
This element is an pencil
What element is the lightest on the periodic table
This element has the density of 7.1
This element is the second lightest halogen following fluorine
This element was discovered in the year of 1669
