Question

Electrons that orbit outermost shell of an atom are called?

(a) Valence electrons

(b) Electrons

(c) Electron Coefficients

(d) Neutrons

This question was posed to me in a job interview.

This interesting question is from Atomic Structure topic in chapter Nuclear Power Plant of Energy Engineering

Answer 1

Correct option is (a) Valence electrons

For explanation: Electrons that orbit outermost shell of an atom are called Valence electrons. The outermost shell is called valence shell. The presence of valence electron can determine the element’s chemical properties.