This printable crossword puzzle on the topic of Elements & Periodic Table has 20 clues. Answers range from 3 to 11 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
The sum of the number of protons
Substance that atoms of 2 or more are combined
Any substance that has a definite composition
Atoms and neutrons of the same element that have different numbers of neutrons
The vertical columns in the periodic table
Good conductors of heat and electricity
Can be hammered
Flexible
The process of a solid going directly into a vapor
Different forms of the same element
Mixtures that are uniform in composition
A blend of 2 or more kinds of matter
A measure of the amount of matter
Anything that has mass and takes up space
The smallest component of an element
Definite volume and definite shape
Definite volume no definite shape
Neither definite volume nor definite shape
The substances that react in a chemical change
The substance formed by the chemical change