Periodic table Crossword
This printable crossword puzzle on the topic of Elements & Periodic Table has 20 clues. Answers range from 4 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
an organizational systems for elements
the basic unit of a chemical element
a negative charged particle
positive charged particle
particle with no charge
group 1,most reactive to all metals,1 valence electron,shiny'
arranged the elements according to increasing atomic numbers
happy/inert elements(full outer shells colorless gasses that are extremely unreactive
group 17, means SALT FORMER
have properties of both metals and non metals
not able to conduct heat or electricity
center area of atom composed of protons and neutrons
the scientist that discovered the nucleus
total number of protons and neutrons in the nucleus
number of protons in a atom
proposed arranging elements by weights and properties
describes where electrons go
discovered the existence of an atomic nucleus
a tube that has two pieces of metals called electrodes
this property describes an atoms ability to attract an electron
