Chemical Equilibrium Quiz

This online quiz is intended to give you extra practice in writing chemical equilibrium expressions and performing calculations involving equilibrium constants and concentrations of solutions. This quiz aligns with AP® Chemistry Learning Objectives 7.3 Reaction Quotient and Equilibrium Constant, 7.4 Calculating the Equilibrium Constant, 7.5 Magnitude of the Equilibrium Constant, 7.7 Calculating Equilibrium Concentrations, 7.9 Introduction to Le Châtelier's Principle, and 7.10 Reaction Quotient and Le Châtelier's Principle; and NGSS standard HS-PS1-6.

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Number of problems:	1  5  10  25
Question type(s):	Equilibrium expressions:  Write chemical equilibrium constant expressions (Kc)  Write gas equilibrium constant expressions (Kp)  Write reaction quotient expressions (Q) Conversions:  Convert between Kc and Kp Equilibrium constants:  Calculate chemical equilibrium constants (Kc)  Calculate gas equilibrium constants (Kp)  Calculate reaction quotients (Q) Reaction direction and progress:  Determine reaction direction when given values of Kc and Kp  Determine reaction direction when calculating values of Kc and Kp  Determine reaction progress when given values of Q and Kc or Kp  Determine reaction progress when calculating values of Q and Kc or Kp Quantities:  Calculate chemical quantities in equilibrium reactions Le Châtelier's principle:  Predict shift in direction of reaction due to qualitative stresses (e.g., change in T, P, V, etc.)
Chemical equations are:	Balanced  Unbalanced  A mix of both balanced and unbalanced equations
Units to use (select at least one):	atmospheres  grams  moles  M
K label:	Display all chemical equilibrium constants as Keq
Avoid conversions:	Avoid converting between Kc and Kp when calculating equilibrium constants
Display problems as:	List of givens and wanted (easier)  Word problems (more challenging)
Given values are:	Random (more realistic)  Simplified (e.g., 50, 100, 150, etc.)
Question format:	Fill-in-the-blank  Multiple choice
Show periodic table:	Display pop-out periodic table on quiz
Show calculator:	Display pop-out calculator on quiz
Show solutions:	Display solution setups after quiz has been taken
Display quiz as:	Interactive web page (typical)  Printable web page (for worksheets)      •  Display quiz instructions (if applicable)      •  Add "Name:" line at top      •  Add custom title at top:   Presentation (full screen for class)
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