My teacher is psychotic. We have never gone over this stuff and she expects us to know it.
1. Light is released when an electron moves from higher energy levels to a lower energy level. The resulting spectrum is a
_____ spectrum.
A. Absorption B. Emission
C. Excitation D. Lower energy
2. Electron 1 falls from energy level four to energy level two. Electron 2 falls from energy level three to energy level two. Which electron is more likely to emit red light?
A. 1 B.2
C. Neither D. Both
3. Which of the following is the best evidence for the existence of sub levels?
A. large gaps in a spectrum
B. only four lines in a spectrum
C. all colors of light in a spectrum
D. Closely spaces lines in a spectrum
4. If an atom contains six energy levels, how many sub levels does it contain?
A. One B. two
C. Four D. Six
5. Which of the following orbitals is closest to the nucleus?
A. 1s B. 2p
C. 4s D. 3d
6. Compare the maximum number of electrons possible in sublevel 3d with the maximum number that could be in sublevel 4d.
A. They are the same B. There are more in 3d
C. There are more in 4d D. They are impossible to compare.
7. An element is in group 15. The last electron added to an atom of this element will be in a _____ sublevel.
A. s B. p
C. d D. f
8. An atom is in Group 2, Period 3. How many electrons does the atom contain?
A. 2 B. 3
C 6 D. 12
1. Light is released when an electron moves from higher energy levels to a lower energy level. The resulting spectrum is a
_____ spectrum.A. Absorption B. Emission
C. Excitation D. Lower energy
2. Electron 1 falls from energy level four to energy level two. Electron 2 falls from energy level three to energy level two. Which electron is more likely to emit red light?
A. 1 B.2
C. Neither D. Both
3. Which of the following is the best evidence for the existence of sub levels?
A. large gaps in a spectrum
B. only four lines in a spectrum
C. all colors of light in a spectrum
D. Closely spaces lines in a spectrum
4. If an atom contains six energy levels, how many sub levels does it contain?
A. One B. two
C. Four D. Six
5. Which of the following orbitals is closest to the nucleus?
A. 1s B. 2p
C. 4s D. 3d
6. Compare the maximum number of electrons possible in sublevel 3d with the maximum number that could be in sublevel 4d.
A. They are the same B. There are more in 3d
C. There are more in 4d D. They are impossible to compare.
7. An element is in group 15. The last electron added to an atom of this element will be in a
_____ sublevel. A. s B. p
C. d D. f
8. An atom is in Group 2, Period 3. How many electrons does the atom contain?
A. 2 B. 3
C 6 D. 12