The reaction
`2C_(2)H_(5)Ohoverset(Conc.H_(2)SO_(4))underset(140^(@)C)(rarr)(C_(2)H_(5))_(2)O+H_(2)O`
is an example of

In the reaction sequence C_(6)H_(5)CHO overset(NH_(2)OH//H^(o+))underset(Delta)rarr(X) overset(P_(2)O_(5)//Delta)rarr (Y) overset(H_(2)O//H^(o+))rarr(Z) (X), (Y) and (Z) respectively be

Complete the collowing equations: (a) CH_(3)CH_(2)OH(conc.H_(2)SO_(4))rarr(170^(@)C) (b) CH_(3)COOH+C_(2)H_(5)OH(conc.H_(2)SO_(4)rarr

overset("Conc. "H_(2)SO_(4))rarr Boverset(O_(3)// H_(2)O // Zn)rarr C. A, B and C are -

Which of the following statements is // are correct about the following reactions? I. C_(6)H_(12)O_(6)overset(H_(2)SO_(4)(conc))rarr6C+6H_(2)O II. H_(2)SO(dil)+ZnCO_(3)rarrZn^(2+)+CO_(2)+SO_(4)^(2-)+H_(2)O III. H_(2)SO_(4)(dil)+ZnrarrZn^(2+)+H_(2)+SO_(4)^(2-) IV. 5H_(2)SO_(4)(conc)+4ZnrarrH_(2)S+4Zn^(2+)+4SO_(4)^(2-)+4H_(2)O