Chem Chapter 5
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- Lewis electron dot diagram
- A depictation of the outer electrons around the symbol of an element is a notation known as a(n) ___.
- 3
- How many pairs of electrons can a p level hold?
- 3
- The two electrons in the outermost level of strontium are designated 5s2. How many quantum numbers would these two electrons have in common?
- position and momentum of an electron at the same time.
- Heisenberg;s uncertainity principle pointed out that it is impossible to know the exact...
- principal quantum number
- The letter "n" represents the ___ which describes energy level.
- a collosion between a photon and an electron
- Quantum mechanics would be used to predict the behavior of which of the following?
- sublevel
- A(n) ___ is one of many energy states grouped closely together to form an energy level.
- wave particle duality of nature
- ___ refers to the concept of the two-sided nature of waves and particles.
- 5
- How many d orbitals must be occupied by single electrons before the electrons begin to pair up?
- 4
- How many sublevels are present at the forth energy level?
- quantum numbers
- There are four ___ in Schrodinger's equation that are used in describing electron behavior.
- Pauli exclusion princlple
- The ___ states that no two electrons in an atom can have the same set of four quantum numbers.
- probability of finding an electron at a point in space
- By using the square of the absolute value for the electron-wave amplitude Max Born was able to calculate the...
- set of quantum numbers
- According to Pauli exclusion principle no two electrons in the same atom can have the same...
- a series of most probable positions represented by a cloud
- In the wave-mechanical view of the atomic structure the pathway or position of an electron is best represented as...
- s,p,d
- Which of the following designates the sublevels that exist in energy level 3?
- 1s22s22p63s23p1
- What is the electron configuration for Aluminum?
- Heisenberg uncertanity principle
- That there is always some uncertainity about the position and momentum of an election is a statement called the ___.
- degenerate
- Orbitials occupied by elections having the same energy are said to be ___.
- size of the electron cloud
- The principle quantum number best describes which of the following characteristics?
- 8
- What is the maxium number of electrons that can occupy energy level 2?
- 4d
- Which of the following orbital is a rosette in shape?
- ls22s22p3
- The electron configuration of the nitrogen atom (Z=7) is...
- ls22s2sp63s23p3
- Which of the following is the electron configuration of the phosphorous atom (Z=15)?
- probability
- The ___ for a location is the mathematical chance of finding an electron at that point in space.
- electron cloud
- The volume of the region in space where an electron is located is referred to as a(n) ___.
- momemtum
- A vector quantity consisting of mass velocity is the ___ of an object,
- orbital
- A(n) ___ is the space occupied by one pair of electrons.
- n
- Which of the following quantum numbers designates the size of the electron cloud?
- Newtonian mechanics
- Sometimes called classical mechanics, ___ describes the behavior of visible objects traveling at ordinary velocities.
- quantum mechanics
- The behavior of extremely small particles traveling at speeds near that of light is described by ___.
- s
- Which of the following quantum numbers indicates the direction of spin?