( ( ( The mechanism ) ( of ( the ( hydration reaction ) ) ) ) ( ( ( involves ( ( the addition ) ( of ( the ( Sulphuric Acid ) ) ) ) ) ( across ( ( the ( double bond ) ) ( of ( ( ( the alkene ) , ) ( ( ( followed ( by ( ( the displacement ) ( of ( the ( bisulphate ion ) ) ) ) ) ) ( by ( hydroxide ion ) ) ) ( to ( form ( the alcohol ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN mechanism)) (PP (IN of) (NP (DT the) (NN hydration) (NN reaction)))) (VP (VBZ involves) (NP (NP (DT the) (NN addition)) (PP (IN of) (NP (DT the) (NNP Sulphuric) (NNP Acid)))) (PP (IN across) (NP (NP (DT the) (JJ double) (NN bond)) (PP (IN of) (NP (NP (DT the) (NN alkene)) (, ,) (VP (VBN followed) (PP (IN by) (NP (NP (DT the) (NN displacement)) (PP (IN of) (NP (DT the) (JJ bisulphate) (NN ion))))) (PP (IN by) (NP (JJ hydroxide) (NN ion))) (S (VP (TO to) (VP (VB form) (NP (DT the) (NN alcohol))))))))))) (. .)))
The mechanism of the hydration reaction involves the addition of the Sulphuric Acid across the double bond of the alkene, followed by the displacement of the bisulphate ion by hydroxide ion to form the alcohol.
(ROOT (S (NP (NNS Alkenes)) (VP (VBP are) (VP (VBN formed) (PP (IN from) (NP (NP (DT an) (NN alcohol)) (SBAR (WHNP (WDT that)) (S (VP (VBZ loses) (NP (NN water))))))))) (. .)))