Examlex
The E isomer is favoured in the Wittig reaction.
Preoperational Stage
A developmental phase in Piagetian theory, where children from about 2 to 7 years old develop memory and imagination, but do not yet think logically.
Theory Of Mind
A cognitive ability to understand that others have beliefs, desires, intentions, and perspectives different from one's own.
Egocentrism
The inability to differentiate between one's own perspective and someone else's perspective.
Three-Mountain Task
A cognitive test developed by Jean Piaget to measure egocentrism in children, involving the ability to see a set of mountains from different viewpoints.
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