Electron Pushing / Curved Arrow

Question types ::: qtype_easyomech

Maintained by

Carl LeBlond

Curved Arrow / Electron Pushing question can be used to test and strengthen students knowledge of reaction mechanism, resonance and curved arrow notation. This plugin requires Marvin Applets from Chemaxon.

Latest release: 11 years

3 sites

2 downloads

1 fans

Current versions available: 1

Download

Overview

Curved Arrow / Electron Pushing question can be used to test and strengthen students knowledge of reaction mechanism, resonance and curved arrow notation. The instructor builds a reaction scheme/mechanism with all electron pushing arrows and the student must provide the correct arrows on the reaction during assessment. Note: This plugin requires MArvin Applets from Chemaxon

You can ask questions such as;

Please add curved arrows showing the flow of electrons for the following reaction?
Please add curved arrows showing how the following resonance structure could be obtained?

Features

Interactive - students draw curved arrows representing flow of electrons.
Students can view step by step arrow placement.
Multistep reactions OK!
Radical or Polar reactions possible.
Teacher can hide or show products for varying difficulty.
Teacher can require strict arrow addition order.

License

This plugin adopts the same license that Moodle does. The Marvin Applets are free for academic purposes.

Authors

This plugin was developed at the Indiana University of Pennsylvania (IUP). Neither IUP or Carl LeBlond are affiliated with Chemaxon.

Requirements

This plugin requires Marvin Applets from Chemaxon which can be downloaded here. Download the full package and install it at your web servers root directory.

Examples

Example questions are provided as a Moodle xml file in the examples folder.

A video available here, outlines using this plugin.

Useful links

Screenshots

Contributors

Carl LeBlond (Lead maintainer)

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This plugin offers a comprehensive tool for testing and enhancing students' understanding of reaction mechanisms, resonance, and curved arrow notation. Interactive features allow students to draw and view step-by-step electron flow in reactions, with options for multistep and varying difficulty levels. Developed at Indiana University of Pennsylvania, the plugin uses Marvin Applets from Chemaxon and adheres to Moodle's licensing.

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