5 Written questions
5 Matching questions
- Dehydration reaction
- Chemical change
- a A substance that alters the speed of a chemical reaction but is not used up in the process.
- b A chemical reaction in which molecules combine by removing water.
- c Carbohydrates that are made up of more than two monosaccharides.
- d A change that alters the makeup of the elements or molecules of a substance.
- e A collection of atoms that all have the same number of protons.
5 Multiple choice questions
- A change that affects the appearance but not the chemical make-up of a substance.
- A measurement of how much solute exists within a certain volume of solvent.
- A lipid made from fatty acids that have no double bonds between carbon atoms.
- Simple carbohydrates that contain 3 to 10 carbon atoms.
- Chemicals that result from atoms linking together.
5 True/False questions
Osmosis → The tendency of a solvent to travel across a semipermeable membrane into areas of higher solute concentration.
Disaccharides → Carbohydrates that are made up of two monosaccharides.
Hydrophobic → Lacking any affinity to water.
Model → Anything that has mass and takes up space.
Isomers → Anything that has mass and takes up space.