( ( ( ( Atomic structure ) , ) ( ( ( ( ( ( ( ( ( ( ( ( ( ( chemical periodicity ) , ) ( chemical bonding ) ) , ) ( inorganic stereochemistry ) ) , ) ( ( acids and ) bases ) ) , ) ( electromotive force ) ) , ) ( coordination compounds ) ) , ) and ) ( nonaqueous systems ) ) ) . )
(ROOT (NP (NP (JJ Atomic) (NN structure)) (, ,) (NP (NP (NN chemical) (NN periodicity)) (, ,) (NP (NN chemical) (NN bonding)) (, ,) (NP (JJ inorganic) (NN stereochemistry)) (, ,) (NP (NNS acids) (CC and) (NNS bases)) (, ,) (NP (JJ electromotive) (NN force)) (, ,) (NP (NN coordination) (NNS compounds)) (, ,) (CC and) (NP (JJ nonaqueous) (NNS systems))) (. .)))
Atomic structure, chemical periodicity, chemical bonding, inorganic stereochemistry, acids and bases, electromotive force, coordination compounds, and nonaqueous systems.
(ROOT (S (NP (NP (DT The) (NNS atoms)) (PP (IN of) (NP (DT a) (NN compound)))) (VP (VBP are) (VP (VBN held) (ADVP (RB together)) (PP (IN by) (NP (NN chemical) (NNS bonds))))) (. .)))