GKFix MCQ Question

What is the expression for the total energy (E) of an electron in a hydrogen atom?

• A. E = -e²/(8πε₀r)
• B. E = e²/(8πε₀r)
• C. E = -e²/(4πε₀r)
• D. E = mv²/2 - e²/(4πε₀r)