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Science Cards
Question | Answer |
---|---|
the alternative force that holds atoms of ions together | chemical bond |
the arrangement of atoms ina a substance | chemical structure |
the avergae distance between the nuclei of two bonded atoms | bond length |
the angle formed by two bonds to the same atom | bond angle |
a bond fromed by the attractionbetween oppositely charged ions | ionic bond |
a bond formed by the attraction between positively charged metal ions and the electrons around them | metallic bond |
a bond formed when atoms share one or more pairs of electrons | covalent bond |
an ion made of ttwo or more atoms | polyatomic ion |
the composition of a compound in terms of the relative numbers and kinds of atoms in thesimpliest ratio | emperical formula |
a chemical formula that shows the number and kinds of atoms in a molecule but not the arrangement of atoms | molecular formula |
a covalently bonded compound that contains carbon, excluding carbonates and oxides | organic compound |
a large molecule that is formed by more than five monomers, or small units | polymer |
any organic compound that is made of carbon, hydrogen, and oxygen and that provides nutrients to the cells of living things | carbohydrate |
an organic compound that is made of one or more chains of amino acids and that is a principal component of all cells | protein |
any one of 20 different organic molecules that contain a carboxyl an an amino group and that combine to form proteins | amino acid |