(a) Crude oil is composed mainly of alkanes, which are saturated hydrocarbons. State what is meant by the term hydrocarbon. (ii) State what is meant by the term saturated, as applied to a hydrocarbon (b) Crude oil can be separated into the fractions listed in the table below. Name of fraction Number of carbon atorns 1-4 4- 12 Naphtha 7- 14 11– 15 15-19 20 -30 Fuel oil 30-40 Name the process used to obtain these fractions from crude oil. (ii) Complete the table by naming the missing fraction.

(a) Crude oil is composed mainly of alkanes, which are saturated hydrocarbons. State what is meant by the term hydrocarbon. (ii) State what is meant by the term saturated, as applied to a hydrocarbon (b) Crude oil can be separated into the fractions listed in the table below. Name of fraction Number of carbon atorns 1-4 4- 12 Naphtha 7- 14 11– 15 15-19 20 -30 Fuel oil 30-40 Name the process used to obtain these fractions from crude oil. (ii) Complete the table by naming the missing fraction.

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter21: Hydrocarbons

Section: Chapter Questions

Problem 79A

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