Models of the Atom
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| Rutherford's planetary model could not explain the ?? of elements. | chemical properties
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| Bohr proposed that electrons move only in specific ?? around the nucleus. | circular paths
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| Rutherford's model of the atom was known as the ??. | planetary model
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| The quantum mechanical model determines the allowed ? an atom can have. | energies
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| The quantum mechanical model determine how likely it is to be found in ?? around the nucleus. | various locations
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| Each sublevel(suorbital)corresponds to an ?? describing where the electron is likely to be found. | orbital shape
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| The wavelength and frequency of light are ?? to each other. | inversely proportional
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| When an atom absorbs energy, electrons move into ???. | higher energy levels.
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| When electrons drop back to a lower energy level, they ??. | lose energy
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| When electrons lose energy as they move to a lower energy level, they produce ? of different colors. | light
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| The light emitted by electrons as they transition to a lower energy level has a frequency directly proportional to the ?? of the electron. | energy change
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| Classical mechanics adequately describe the motions of bodies much larger than ?. | atoms
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| quantum mechanics describe the motion of subatomic particles and atoms as ?. | waves
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| The fixed energies an electron can have are called ??. | energy levels
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| To move from one energy level to another, the electron must ? or ? just the right amount of energy. | lose or gain
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| In general, the higher an electron is on the energy "ladder", the ? it is from the nucleus. | farther
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| A ? of energy is the amount of energy required to move an electron from one energy level to another energy level. | quantum
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| The higher the energy leveloccupied by an electron, the ?? it takes to move from that energy level to the next higher level | less
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| The modern description of the electrons in atoms, the ???, comes from the mathematical solutions to Schrodinger equation. | quantum mechanical model
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| The probability of finding an electron within a certain volume of space around the nucleus is represented y a ??. | fuzzy cloud
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| Attempts to show probabilities as a fuzzy cloud are usually limited to the volume in which the electron is found ?? of the time | 90 percent
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| An ?? is often thought of as a region of space in which there is a high probability of finding an electron. | atomic orbital
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| The energy levels of electrons in quantum mechanical model are labeled by ???. | principal quantum number
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| For each principal level, there may be several orbitals with ?? and at different ??. | different orbitals energy levels
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| S orbitals are ? shaped. | spherical
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| P orbitals are ? shaped. | dumbbell
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| The three p suborbitals have different ? in space. | orientations
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| The first energy level can hold a maximum of ? electrons. | 2
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| The second energy level can hold a maximum of ? electrons. | 8
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| The third energy level can hold a maximum of ? electrons. | 18
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| The fourth energy level can hold a maximum of ? electrons. | 32
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| The s orbital has how many suborbitals? | none
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| The p orbitals has how many suborbitals? | 3
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| The d ortials has how many suborbitals. | 5
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| The f orbital has how many suborbitals? | 7
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| ?? is the way in which electrons are arranged in various orbitals around the nuclei of atoms. | electron configuration
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| According to the ??, electrons occupy the orbitals of lowest energy first. | aufbau principle
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| According to the ???. an atomic orbital may describe at most ? electrons. | 2
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| According to Hund's rule, one electron enter each orbital until each orbital has electrons with the ???. | same spin direction
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| The ? of a wave is the wave's height. | amplitude
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| The ? represents the distance between crests. | wavelength
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| The ? of a wave is the number of wave cycles to pass a given point per unit of time. | frequecy
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| The SI unit for cycles per second is called a ?. | hertz
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| Light consists of ??. | electromagnetic waves
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| All electromagnetic waves move a the ? speed in a vacuum. | same
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| Sunlight consists of light with a continuous range of ? and ?. | wavelength, frequency
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| Band of colored light produced when whit light passes through a prism. | spectrum
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| The frequencies of light emitted by an element separate into discrete lines to give the ??? of the element. | atomic emission spectrum
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| When an electron has its ?? energy, the atom is in its ground state. | lowest possible
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| Light can also be considered to be composed of "packets" of energy know as ?. | photons
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| The ??? states that is impossible to know exactly both the velocity and the position a subatomic particle at the same time. | Heisenberg uncertainty principle
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