Stoichiometry & Limiting Reagents Quiz

This online quiz is intended to give you extra practice in performing stoichiometric conversions, including limiting reagent and percent yield problems. This quiz aligns with AP® Chemistry Learning Objective 4.5 Stoichiometry; and NGSS standard HS-PS1-7.

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Number of problems:	1  5  10  25
Question type(s):	Stoichiometry problems:  Simple stoichiometry (one given, one wanted)  Percent yield with simple stoichiometry Limiting reagent problems:  Limiting reagents (two given reactants, one wanted product)  Percent yield with limiting reagents
Chemical equations are:	Balanced  Unbalanced  A mix of both balanced and unbalanced equations
Units to use (select at least one):	grams  liters (at STP)  moles  particles (e.g., atoms/molecules/formula units)
Chemical formulas or names:	Chemical formulas  Chemical names  Mix & match (both formulas and names)
Mole ratios:	Avoid 1:1 mole ratios
Molar volume at STP:	Use 22.4 L per mol (old standard)  Use 22.7 L per mol (current standard)
Show molar masses:	Show molar masses for substances when given values are in grams
Physical state:	Show physical state subscripts (e.g., (s), (aq), etc.)
Question format:	Fill-in-the-blank  Multiple choice
Given values are:	Random (more realistic)  Simplified (e.g., 50, 100, 150, etc.)
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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