Basic of Chemistry Crossword

Elements & Periodic Table Puzzles & Worksheets

This printable crossword puzzle on the topic of Elements & Periodic Table has 10 clues. Answers range from 6 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

The central core of the atom.
A substance that only contains one kind of atom.
The basic unit is any compound.
The number of protons in the nucleus of each atom of the element.
A subatomic particle that is electrically neutral.
A subatomic particle that has a positive charge.
A subatomic particle that has a negative charge.
The space occupied by a pair of electrons in an atom.
The approximate sum of the masses of the protons and neutrons of an atom.
The force that holds two atoms together.