organic chem need help asap!!

QUESTION 2 (25 MARKS] a) Determine the names, structures and classes of THREE (3) alcohols with the formula CHO. 19 Marks [CO2, PO1, CI b) Compare TWO (2) advantages and TWO (2) disadvantages between the hydration of ethylene and the fermentation of organic biomass for ethanol synthesis and production. 14 Marks) CO2, PO1, C3) c) Methanol is oxidized (in limited oxygen) to form product X, and next the product is hydrated (reacted with water) to form product Y. Using related chemical equation for both 2-step conversions, determine both products X and Y; and categorize product Y functional group. 15 Marks) [CO2, POI, C3) d) Diethyl ether is synthesized using ethylene, water, hydrochloric acid and sodium as starting materials. Using related chemical reactions, design a flowchart of step-by-step method regarding this synthesis. 17 Marks) CO2, PO1, C3]