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Chapter 2 Vocabulary (Extra-Credit)

Across
Pure substance that consists entirely of one type of atom.
Substance that is dissolved in a solution.
Compounds made up of carbon, hydrogen, and oxygen atoms.
Formed by the chemical combination of 2 or more elements.
Basic unit of matter
Bond formed by the transfer of electrons from 1 atom to another.
Non-water soluble biological molecule made from carbon and hydrogen.
Energy needed to start a chemical reaction.
Macromolecules with an amino group at one end.
Center of the Atom
Monomers of nucleic acids.
Liquid part of a solution.
Substance that speeds up the rate of a chemical reaction.
Reactants of an enzyme-catalyzed reaction.
Attraction between molecules of different substances.
Monomers of amino acids.
Sub-atomic particle without a charge.
Down
Negatively charged sub-atomic particle.
Positively charged sub-atomic particle
Measurement system used to show the concentration of H+ in a solution.
Chemist who lends his name to an inter-molecular force of attraction found in polar molecules.
Single sugar molecules.
Atoms of the same element that differ in the number of neutrons that they possess.
The elements or compounds that enter a chemical reaction.
Smallest unit of most compounds.
Bond formed by the sharing of 2 or more electrons.
A type of bond used by molecules of water.
Macromolecules made from hydrogen, oxygen, carbon, and phosphorus.
Attraction between molecules of the same substance.
Mixture of water and a non-dissolved material.
A type of mixture in which all components are evenly mixed.
Proteins that act as biological catalysts.
Electrons found in the outermost shell of the atom.