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Chemistry!

Direction: Fill in this crossword with your chemistry knowledge! (Anything you do not know you may look up.)
Across
what goes into the reaction
positively charged ion
arrangement of all the elements
The scientific study of the properties and behavior of matter
negatively charged ion
6.02 x 10^23
homogeneous mixture
Mass/Volume
the relationship between the relative quantities of substances taking part in a reaction or forming a compound, typically a ratio of whole integers.
a chemical process in which 2 or more substances act upon each other and are changed into different substances
when atoms of matter are flowing freely
substance at its simplest form; cannot be broken down any further
when atoms of matter are free to move in whatever way
substance that does the dissolving
Down
composed of two or more different elements
Standard Temperature and Pressure
bond between two atoms of similar charge; sharing electrons
what comes out of the reaction
founder of modern chemistry
negatively charged particle
the substance or substances of which any physical object consists or is composed
attraction between atoms, molecules, or ions enabling the formation of chemical compounds
neutrally charged particle
bond between 2 atoms with sharply different electronegativities
substance that is dissolved
positively charged particle
7 elements always exist together as two
when atoms of matter are most tightly packed
center of atom where protons and neutrons are found
The smallest unit of matter
ability to do work