1. An atom has the electron configuration How many electrons does this atom have?
(a) 15.
(b) 19.
(c) 30.
(d) 46.
2. For the electron configuration of MisConceptual Question 1, what orbital quantum numbers do the electrons have?
(a) 0.
(b) 0 and 1.
(c) 0 and 1 and 2.
(d) 0 and 1 and 2 and 3.
(e) 0 and 1 and 2 and 3 and 4.
3. If a beam of electrons is fired through a slit,
(a) The electrons can be deflected because of their wave properties.
(b) Only electrons that hit the edge of the slit are deflected.
(c) Electrons can interact with electromagnetic waves in the slit, forming a diffraction pattern.
(d) The probability of an electron making it through the slit depends on the uncertainty principle.