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Biology-Unit 2.1

What is an atom? The smallest particle of an ELEMENT with all of the properties of that element.
What is an element? A substance made up of 1 kind of atom.
What is a molecule? The smallest particle of a compound with all the properties of that compound, a group of atoms held together with a covalent bond.
What is a compound? A substance made of two or more types of atoms(elements) that have been chemically combined.
What are the charges of protons, neutrons, and electrons? Proton (+), Neutron (No Charge), Electron (-)
Inorganic has carbon. True or false? False
Organic molecules contain ___. Carbon
Where are protons, neutrons, and electrons located on an atom? Protons-Nucleus, Neutrons-Nucleus, Electrons-Orbitals
What does C represent? Carbon
What does H represent? Hydrogen
What does O represent? Oxygen
What does N represent? Nitrogen
How many bond does C have? 4
How many bonds does H have? 1
How many bonds does O have? 2
How many bonds does Nitrogen have? 3
What is the difference between Ionic bonds and Covalent bonds? Covalent is when the atoms share electrons, and ionic is when the bonds give or take away electrons.
Non-polar molecules only have ___and___. Carbon and hydrogen
Non-polar also means hydro________. Hydrophobic
Polar molecules have the ________ group in them. Hydroxyl group
Polar molecules have what sticking out? Single atoms
Non-polar molecules have molecules that are linear and what? symmetrical
Name and describe an alcohol functional group. Hydroxyl group, they will always have -ol at the end.
Name and describe an acid functional group. They always have the "-oic acid" ending.
Name and describe an amine functional group. Amino acid. They have one nitrogen atom and two hydrogen atoms.
Created by: mlangkamp18