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Fundamentals of Chemistry

Across
Characteristic that can be seen and measured without changing the substance
Parts of the mixture cannot be distinguished from the whole
Simplest form of matter existing under normal laboratory conditions
Force holding two elements together
Negatively charged particle that moves around the nucleus
Equal to the sum of the masses of protons and neutrons in an atom
Matter can be changed but not created or destroyed
Contain chains and/or rings of carbon and most contain hydrogen and oxygen
Compound that contains none or just a single carbon atom
The ability of a substance to react with other substances
Electrons that will be shared or transferred in a covalent bond
States of matter, such as gas, liquid or solid
Electrons are transferred from one atom to another causing change to both atoms
Down
Substances that are combined together but not chemically
Subatomic particle that has a positive electrical charge
Result of a reaction between elements or compounds
Chart that arranges elements by atomicnumbers and similarities in properties
Unit of measure used to count atoms or molecules
Substance comprises of two or more different elements and joined chemically
Parts of the mixture that comprise the whole can be seen and distinguished
Anytihng that has mass and takes up space
Compounds resulting when metals and nonmetals bond ionically
Elements and compoundsa present when a reaction begins
Smallest unit of an element, keeps its own chemical properties
Central core of an atom
Subatomic particle that is electrically neutral