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level: Introduction to bonding

Questions and Answers List

level questions: Introduction to bonding

QuestionAnswer
Define valence electronsThe electrons in the outermost shell, or energy level, of an atom.
Define valencyThe number of other atoms with which an atom of the element can combine.
Define electron lone pairsA pair of valence electrons that in a covalent bond are not exchanged with another atom
What are the types of bonding?Ionic, covalent and metallic
Define ionic bondingA chemical connection in which one atom loses valence electrons and gains them from another
Define covalent bondingThe mutual sharing of one or more pairs of electrons between two atoms.
Define metallic bondingA chemical bond formed between positively charged atoms in which the free electrons are shared among a lattice of cations.