Complete Bohr's first postulate

Exercise and reference answers

Missing parts

1. Answer

   stable

   Choices

   1. stable
   2. elliptical
   3. random

2. Answer

   radiant

   Choices

   1. radiant
   2. kinetic
   3. chemical

Complete the statement

In a hydrogen atom, an electron revolves in certain {0} orbits without the emission of {1} energy.

Explanation