Examlex
Predict the number of unpaired electrons in the [CrCl6]4- ion.
Unnecessary Constraints
Limitations or restrictions that are not required and can hinder problem-solving or creative thinking processes.
Nine-Dot Problem
A classic puzzle that challenges individuals to connect nine dots in a 3x3 grid using a limited number of straight lines without lifting the pen from the paper.
Mental Set
A predisposition to approach a problem in a particular way, often based on past experiences and success.
Polydactyly
A congenital condition characterized by having more than the usual number of fingers or toes.
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