# Electron Radius and Energy Derivation MCQ Questions with Answers PDF Download eBook

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"The second orbit of hydrogen is far from the first orbit at about" Multiple Choice Questions (MCQ) on electron radius and energy derivation with choices *two times, six times, four times, and nine times* for online colleges for science. Solve electron radius and energy derivation quiz questions for merit scholarship test and certificate programs for accredited online colleges.

## MCQs on Electron Radius and Energy Derivation PDF Download eBook

MCQ: The second orbit of hydrogen is far from the first orbit at about

- two times
- six times
- four times
- nine times

C

MCQ: The square number of orbits is directly proportional to

- Radius of Hydrogen
- shape of hydrogen
- color of hydrogen
- size of hydrogen

A

MCQ: The value of electron permittivity in Coulomb square per Joule per meter is

- 6*10^-12
- 9.34*10^-12
- 8.84*10^-12
- 5*10^-12

C

MCQ: The radius of hydrogen first orbit is

- 0.529 angstrom
- 2.11 angstrom
- 13.22 angstrom
- 4.75 angstrom

A

MCQ: Proton number is represented by

- A
- G
- H
- Z

D