Active Example – Elements and Compounds
OWL Introductory Chemistry: An Active Learning Approach
Cracolice and Peters
07th Edition
Determine which items are compounds and which are elements.
Determine which items are compounds and which are elements.
Determine if each item is macroscopic, microscopic or particulate.
Determine if each item is a chemical or physical change.
Determine if each pure substance is an element or a compound.
Three items are given, are they endothermic or exothermic?
Symbols for the four monatomic gases with the lowest atomic numbers.
Determine if each item is a chemical or physical change.
A reaction is given and each substance is notated as a (s), (l) or (g). Which are products? Which are reactants? Is energy absorbed or released? Is the reaction endothermic or exothermic?
For the three items given, does kinetic energy increase or decrease?
Determine if each item is macroscopic, microscopic or particulate.