Match the constant to its value

Exercise and reference answers

Matching pairs

1. Left

   Planck's constant h

   Right

   6.626×10⁻³⁴ J·s

2. Left

   Electron charge e

   Right

   1.602×10⁻¹⁹ C

3. Left

   Electron mass mₑ

   Right

   9.11×10⁻³¹ kg

4. Left

   Speed of light c

   Right

   3.00×10⁸ m/s

5. Left

   Rydberg constant R

   Right

   1.097×10⁷ m⁻¹