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20 Cards in this Set
- Front
- Back
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Is a proton positive neutral or negative?
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positive
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IS a neutron negative positive or neutral
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neutral
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is a electron positive or negative
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negative
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where is the proton located
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in the nucleus
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where is the electron located
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outside the nucleus
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where is the neutron located
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in the nucleus
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What is the mass of one proton?
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1 amu
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What is the mass of one electron
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almost 0
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What is the mass of a neutron
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1 amu
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what does AMU stand for?
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atomic mass unit
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Where do you find the number of protons and electrons on a periodic table element?
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It is the atomic number.
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What does the atomic number show? |
Number of protons and electrons in an element |
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How do you find the number of neutrons in an element?
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Atomic mass minus atomic number
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Which are properties of metals? A)good conductors of heat and electricity B)shiny C)dull D)docile E)malleable F) reaction with water=corrosion G)poor conductors of heat and electricity |
A, B, D, F
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Which are properties of Nonmetals? A) Many are strong B)Many are fluids C)Many are gases D)solid nonmetals are brittle and break easily E) not docile and malleable F)docile and malleable G) poor conductors of heat and electricity |
C, D, E, G
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Which are properties of Metalloids? A) are metal like B)are only docile C) better conductors of heat and electricity than nonmetals, but not as good as metals D) break easily E)many are gases F) docile and malleable G)can be shiny or dull |
A, C, G, F
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What does docile mean
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Being able to be stretched into thin wires
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what does malleable mean?
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Being able to be pounded into thin sheets.
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is a period on the periodic table vertical or horizontal?
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horizontal
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Is a group on the periodic table horizontal or vertical?
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Vertical
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