electron shell

noun 0.664

electron number

noun 0.647

electron

noun 0.599

electron pair

noun 0.589

valence electron

noun 0.557

configuration

noun 0.542

electron gun

noun 0.520

valence shell

noun 0.520

electron volt

noun 0.513

photoelectron

noun 0.509

free electron

noun 0.508

electronic circuit

noun 0.507

electro

noun 0.506

electric circuit

noun 0.505

electron wave function

noun 0.501