GKFix MCQ Question

What is the value of 1 electron volt (1 eV) in joules?

• A. 3.2 × 10⁻¹⁹ J
• B. 1.6 × 10⁻¹⁹ J
• C. 9.1 × 10⁻³¹ J
• D. 6.6 × 10⁻³⁴ J