Total charge on electron is? a) –1.6 × 10⁻¹⁹ C b) –1.6 × 10⁻¹⁸ C c) –1.6 × 10⁻²⁰ C d) –3.2 × 10⁻¹⁹ C
Answer: –1.6 × 10⁻¹⁹ C
Explanation
- The elementary charge on a single electron is -1.6 × 10⁻¹⁹ coulombs.
- It’s a fundamental physical constant.
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