Organic Chemistry: Alcohols

Question 1

what are the properties of alcohols?

Answer 1

• polar
• low volatility

Question 2

what are the reactions of alcohols?

Answer 2

• combustions
• oxidation by oxdising agents
• dehydration of alcohols

Question 3

what is formed from the oxidation of primary alcohols?

Answer 3

first an aldehyde then aldehydes are oxidised to form carboxylic acid

Question 4

what are examples of oxidising agents?

Answer 4

Cr2O72-, H+, K2Cr2O7, H2SO4

Question 5

what is formed from the reflux of a primary alcohol?

Answer 5

carboxylic acids

Question 6

what is formed from the distillation of primary alcohols?

Answer 6

aldehyde

Question 7

what is formed from the oxidation of secondary alcohols?

Answer 7

ketones

Question 8

what is formed from the oxidation of tertiary alcohols?

Answer 8

nothing

Question 9

what does the dehydration of alcohols produce?

Answer 9

alkenes

Question 10

what are the conditions of the dehydration of alcohols?

Answer 10

• acid catalyst (concentrated H3PO4 or H2SO4)
• heated in reflux

Question 11

how can alcohols be converted into haloalkanes?

Answer 11

using sodium halide and sulphuric acid