WorksheetsAlcohols Quiz
Total questions: 18
Worksheet time: 9mins
What functional group do alcohols contain?
Carbonyl (-CO)
Hydroxyl (-OH)
Amino (-NH2)
Phosphate (-PO4)
How do the names of alcohols typically end?
-ane
-ene
-yne
-ol
What is the general formula for saturated, straight-chain alcohols?
CnH2n+2OH
CnH2nOH
CnH2n+1OH
CnH2n-1OH
What do isomers have in common?
Different molecular formulas and different structural formulas
The same molecular formula and the same structural formula
The same molecular formula but different structural formulas
Different molecular formulas but the same structural formula
What is a physical property?
A characteristic that can only be observed with a chemical reaction
A characteristic that can be observed or measured without changing the substance
A description of how a substance changes in the presence of another substance
A measurement that can only be taken when a substance is in a gaseous state
What is the boiling point of a substance?
The temperature at which a liquid freezes
The temperature at which a gas condenses into a liquid
The temperature at which a liquid turns into a gas
The temperature at which a solid turns into a liquid
Which of the following statements is true about alcohols?
Alcohols have high boiling points and do not evaporate easily
Alcohols cannot evaporate
Alcohols have low boiling points and evaporate easily
Alcohols have high boiling points and evaporate easily
What is the relationship between the size of alcohols and their boiling points?
As size increases, boiling points decrease.
As size increases, boiling points increase.
Size has no effect on boiling points.
As size decreases, boiling points increase.
Why do larger alcohols require more energy for their boiling points?
Due to the decreasing strength of the intermolecular forces.
Because they are less volatile.
Due to the increasing strength of the intermolecular forces.
Because they have lower molecular weights.
What is the definition of miscibility?
The ability of one solid to mix with another solid
The ability of one liquid to mix with (dissolve in) another liquid
The ability of one gas to mix with another gas
The ability of one liquid to separate from another liquid
Which of the following liquids are miscible with water?
Methanol, ethanol, and propanol
Methanol, benzene, and chloroform
Ethanol, acetone, and hexane
Propanol, toluene, and mercury
How does the solubility of substances in water change as their size increases?
The solubility increases as size increases
The solubility does not change with size
The solubility decreases as size increases
The solubility first increases then decreases as size increases
Alcohols are considered effective solvents because they can dissolve a variety of what?
Water-based compounds only
Oil-based compounds only
Different compounds
Solids only
Which of the following products commonly contain alcohols as solvents?
Perfumes, deodorants, and water
Paints, dyes, and oils
Perfumes, deodorants, paints, and dyes
Juices, soft drinks, and milk
Alcohols are used in which of the following cleaning products?
Screen wipes, disinfectant wipes, and hand sanitiser
Shampoos, conditioners, and soaps
Detergents, fabric softeners, and bleaches
Window cleaners, floor polishes, and furniture sprays
What do alcohols produce when they burn with a clean blue flame?
A) Carbon monoxide and hydrogen
B) Carbon dioxide and water
C) Nitrogen oxides and sulfur dioxide
D) Methane and oxygen
Why can ethanol be considered a renewable source of energy?
Because it is derived from petroleum
Because it is inexhaustible
Because it is made from fermentation of crops that can be replanted
Because it has an unlimited supply from the ocean
What is released back into the atmosphere when burning plant material as fuel?
Oxygen (O2)
Nitrogen (N2)
Carbon Dioxide (CO2)
Methane (CH4)
