Flashcards › Science Vocabulary Chapter 15

compound substance made up of two or more elements chemically combined molecule smallest part of substance that has all the properties of the substance substance any element or compound mixture two or more substance that have been mixed together but not chemically combined crystal lattice ions arranged in a regular pattern ion an atom with an electrical charge ionic bond bond formed between atoms that have gained and lost electrons covalent bond bond formed when atoms share electrons organic chemistry study of organic compounds organic compound compound containin carbon structural formula molecular model of an organic compound amino acids building blocks of proteins carbohydrates sugars and starches lipids fats and oils proteins compounds needed to build and repair the body