These "Keep It Fresh" worksheets are designed to support middle school chemistry concepts and skills.
★ Balancing simple chemical reactions
★ Classifying reactions as synthesis, decomposition, or replacement reactions
★ Identifying metals, non-metals, and metalloids
★ Identifying alkali and alkaline earth metals, halogens, and noble gases
★ Understanding Boyle's and Charles' Laws
★ Using the periodic table to look up element facts
★ Performing density and pressure calculations
★ Chemical and physical change concepts
An answer key is included.