click below
click below
Normal Size Small Size show me how
9Sci CH 11 Bonds
Bonds
Question | Answer |
---|---|
binary compounds | a chemical compund composed of two elements |
chemical bond | occurs because atoms of most elements become more stable by losing, gaining, or sharing electrons |
chemical bond | the force that holds together the atoms in a compound |
chemical formula | a precise statement that tells which elements are in a compound and their ratios |
chemically stable | describes an atom whose outer energy level is completely full |
corrosive | hazardous compound that attacks and alters metals, human tissue or other material |
covalent bond | chemical bond formed by atoms when they share electrons |
hydrate | a compound that has water molecules chemically attached to its ions and written into its formula |
ion | a positively or negatively charged atom |
ionic bond | a type of chemical bond formed by the attraction between opposite charges of the ions in an ionic compound |
nonpolar molecule | a molecule that does not have oppositely charged ends |
oxidation number | a positive or negative number that indicates how many electrons an atom has lost, gained or shared when bonding with other atoms |
polar molecule | a molecule with opposite charges on each end |
polyatomic ion | group of covalently bonded atoms in which the whole group is positively or negatively charged |
toxic | hazardous substance that can injure living issue |
toxic | compounds that are poisonous |