Alcohols - exam practice
Alcohols
Question 1 of 12
1 of 12
Which bond angles are present in a molecule of methanol?
Question 2 of 12
2 of 12
Which alcohol gives only one possible oxidation product when warmed with dilute acidified potassium dichromate(VI)?
Question 3 of 12
3 of 12
In the first commonly used breathalyser, acidified potassium dichromate(VI) was used which was reduced to chromium(III) by alcohol.
The colour change seen when alcohol was present in a motorist’s breath is from
Question 4 of 12
4 of 12
Ethanol is soluble in water. The best explanation for this is...
Question 5 of 12
5 of 12
What happens when the compound shown is distilled with acidified potassium dichromate(VI)?
Question 6 of 12
6 of 12
Which alcohol reacts with an acid catalyst to form E and Z stereoisomers?
Question 7 of 12
7 of 12
Which alcohol will notreact with potassium dichromate(VI) in sulfuric acid?
Question 8 of 12
8 of 12
Which compound can be oxidised to form (CH3)2CHCOCH3?
Question 9 of 12
9 of 12
Which alcohol forms a mixture of alkenes when dehydrated?
Question 10 of 12
10 of 12
Which compound reacts to form a ketone when warmed with an acidified solution of potassium dichromate(VI)?
Question 11 of 12
11 of 12
Which reagent is used with iodine to prepare iodoalkanes from alcohols?
Question 12 of 12
12 of 12
A spatula measure of phosphorus(V) chloride, PCl5 , was added to 1 cm3 of an organic liquid in a test tube. Steamy fumes were given off that turned damp blue litmus paper red.
What is the gas responsible for the steamy fumes?