UCF Chemistry Placement Test Study Guide Questions And Accurate Answers

UCF Chemistry Placement Test Study Guide Questions
And Accurate Answers
Atom - Correct Answer the smallest particle of an element that retains its identity in a chemical reaction



Matter - Correct Answer Anything that has mass and takes up space



Solid - Correct Answer A form of matter that has a definite shape and volume; strong ionic bonds



liquid - Correct Answer A state of matter that has no definite shape but has a definite volume.



Gas - Correct Answer A state of matter with no definite shape or volume



Mixture - Correct Answer A combination of two or more substances that are not chemically combined



heterogeneous mixture - Correct Answer A mixture in which different materials can be distinguished
easily



homogeneous mixture - Correct Answer A mixture in which substances are evenly distributed
throughout the mixture



Compound - Correct Answer A substance made up of atoms of two or more different elements joined
by chemical bonds. Can be separated by chemical means



Molecule - Correct Answer A group of atoms bonded together



Element - Correct Answer A pure substance made of only one kind of atom



ionic bond - Correct Answer Formed when one or more electrons are transferred from one atom to
another