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.
Complete the table from the given data.
Your numbers will vary.
A sample contains so many atoms of Isotope1 and so many atoms of Isotope 2. What is the % of Isotope 1 in the sample?
Your numbers will vary.
Determine if each item is macroscopic, microscopic or particulate.
An elements atomic weight is given as well as % abundance of two isotopes. One isotope the mass is given, you want the mass of the second isotope.
Your numbers will vary.
Complete the table with Name, Atomic #, and Symbol
Your numbers will vary.
Classify each element as Discrete atoms, Molecules, Metallic lattice, or Extended 3D network.
Determine if each item is a chemical or physical change.
An element is given, describe the ion: symbol, charge, name, number of electrons.
Your numbers will vary.
Determine if each items is a pure substance, a homogeneous mixture or a heterogeneous mixture.