JCE Online Journal of Chemical EducationDivision of Chemical Education, American Chemical SocietyAmerican Chemical Society
 | Subscriptions  | Software Orders  | Support  | Contributors  | Advertisers  | 

JCE Print

JCE Digital Library

JCE Software

Only@JCE Online

About JCE

 Home > JCEDLib > QBank > Collection > CQs and ChPs > CQs > Types of CQs >
Types of Conceptual Questions (CQs): Particulate Questions
A chemical situation is represented on the atomic or molecular (particulate) level using circles or spheres of different sizes or colors, as necessary, to represent the particles.

Example of Particulate Question

The following drawing shows a chemical change. The symbol   represents one atom of a certain type, the symbol   represents a single atom of another type. If the symbols for atoms touch, they are part of a single molecule. The reaction represented by these symbols may violate one of the ideas of Dalton's atomic theory. Which one?

   +      + 
(starting materials) (products of the change)

 Home > JCEDLib > QBank > Collection > CQs and ChPs > CQs > Types of CQs > Particulate

CQs and ChPs

Add to Our Library
Have you used a conceptual question or challenge problem that you would like to include in our library? Please submit it for review.