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Yes or No
Atomic mass and mass number measure the same quantity of an atom. |
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Yes or No
Most atoms can have a maximum of eight valence electrons. |
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| On a diagram, be able to fill in the circles to represent the electron configuration for neutral, ground-state atoms and state the number of valence electrons of each. |
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| The emission of nuclear radiation is called... |
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| What is another name for Bohr's quantized model of the atom? |
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| Bohr's model is called the planetary model. |
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| Dalton's atomic model was based on Proust's principle of chemistry called... |
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| the law of definite proportions |
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| Niels Bohr contributed to the... |
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| Eugene Goldstein contributed to the... |
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| Ernest Rutherford contributed to the... |
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| J.J. Thompson contributed to the... |
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| John Dalton contributed to the... |
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| Joseph Louis Proust contributed to the... |
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| Leucippus contributed to the... |
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| Democritus contributed to the... |
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| Power from fusion energy... |
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| is expected to be cleaner than any existing power source |
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| Which type of radioactive decay is used in many smoke detectors? |
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| The maximum number of electrons that can fit in the third energy level of an atom is... |
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| Which gives the number of nucleons in an atom? |
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| Which determines the identify of an atom? |
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| The heaviest, most massive particle in an atom is the... |
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| Which is the smallest subatomic particle? |
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| Which is the current model of the atom? |
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With which of these statements would Bohr have disagreed?
-The distance between electrons and the nucleus of an atom cannot be precisely known at any one moment.
-Electrons occupy different energy levels in the atom.
-Different elements give off different colors when heated.
-Each element has a unique electron structure. |
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| The distance between electrons and the nucleus of an atom cannot be precisely known at any one moment. |
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| Chadwick discovered the existence of the... |
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| What led Rutherford to believe that the atom is mostly empty space? |
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| Most alpha particles went through the gold foil. |
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| Thompson discovered the existence of the... |
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With which of these statements would John Dalton have disagreed?
-Atoms of an element are all alike.
-Atoms can be divided into protons, neutrons, and electrons.
-Elements are made of only atoms.
-Atoms cannot be created or destroyed in chemical reactions. |
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| Atoms can be divided into protons, neutrons, and electrons. |
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| The first person to use the word atom to describe the fundamental particles of matter was... |
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| The earliest record of a particle theory of matter is from... |
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| Compare and contrast fusion and fission. |
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| Compare the charge, penetration, and energy of the three types of nuclear radiation. |
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| Compare and contrast protons, neutrons, and electrons. |
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| How does the quantum model differ from the planetary model? |
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| Describe the gold foil experiment and its results. |
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