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Study the table below and answer the questions that follow:

(i)Which of the compounds is a solid at `10.0^0`C? Explain.
(ii) Choose two compounds which are members of the same homologous series and explain the difference in their melting points.
(iii)The compound `C_3H_8O` is an alcohol. How does its solubility in water differ from the solubility of `C_5H_12` in water? Explain.
(b)Complete combustion of one mole of a hydrocarbon produced four moles of carbon (IV) oxide and four moles of water only.
(i)Write formula of the hydrocarbon.
(ii)Write the equation for the combustion reaction
(c) In a reaction, an alcohol J was converted to hex-1-ene.
(i)Give the structural formula of the alcohol J.
(ii)Name the reagent and conditions necessary for the reaction in c(i) above.
(d)Compound K reacts with sodium hydroxide as shown below.