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An electron donating group (EDG) or electron releasing group (ERG, Z in structural formulas) is an atom or functional group that donates some of its electron density into a conjugated π system via resonance (mesomerism) or inductive effects (or induction)—called +M or +I effects, respectively—thus making the π system more nucleophilic.
Delocalizing the radical ion stabilizes the transition state structure. As a result, the energy of activation decreases, enhancing the rate of the overall reaction. According to the captodative effect, the rate of a reaction is the greatest when both the EDG and EWG are able to delocalize the radical ion in the transition state structure. [7]
The Environmental Working Group (EWG) is an American activist group that specializes in research and advocacy in the areas of agricultural subsidies, toxic chemicals, drinking water pollutants, and corporate accountability. EWG is a 501(c)(3) nonprofit organization.
The U.S. Food and Drug Administration (FDA) now classifies eggs as a “healthy, nutrient-dense" food, according to a new proposed rule. Registered dietitians react to the change.
Using the Cancer Intervention and Surveillance Modeling Network (CISNET) and cancer mortality data, the study analyzed death rates and screenings for five cancer types: breast, cervical ...
The Foundation for a Better Life; Foundation for Child Development; The Fred Hollows Foundation; Fremont Area Community Foundation; Friedrich Ebert Stiftung; Fritt Ord;
Ozy Media founder Carlos Watson was sentenced on Monday to nearly 10 years in prison, after a jury found him guilty in July of lying to investors about the now-defunct startup's finances and sham ...
The Foundation for a Better Life is a non-profit 501(c)(3) organization which was founded in 2000 to "promote good values". [1] The foundation creates public service campaigns to share with others its interpretation of values, including honesty , caring, and optimism in order to create better social paradigms .