5 Written questions
5 Matching questions
- Hydrogen bond
- Unsaturated fat
- a A lipid made from fatty acids that have at least one double bond between carbon atoms.
- b A strong attraction between hydrogen atoms and certain other atoms (usually oxygen or nitrogen) in specific molecules.
- c Lacking any affinity to water.
- d Two different molecules that have the same chemical formula.
- e The random motion of molecules from an area of high concentration to an area of low concentration.
5 Multiple choice questions
- Simple carbohydrates that contain 3 to 10 carbon atoms.
- A measurement of how much solute exists within a certain volume of solvent.
- A bond that links amino acids together in a protein.
- One of three forms - solid, liquid, or gas - which every substance is capable of attaining.
- A lipid made from fatty acids that have no double bonds between carbon atoms.
5 True/False questions
Polysaccharides → Carbohydrates that are made up of more than two monosaccharides.
Catalyst → Anything that has mass and takes up space.
Element → A collection of atoms that all have the same number of protons.
Osmosis → The tendency of a solvent to travel across a semipermeable membrane into areas of higher solute concentration.
Physical change → A change that affects the appearance but not the chemical make-up of a substance.