Early Models, Subatomic Particles,Periodic Table
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is the smallest particle of an element that keeps its chemical and physical properties? | atom
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| The negatively charged subatomic particles are called_________. | electrons
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| The small, positive, center of an atom is called the _________. | nucleus
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| The positively charged particle located inside the nucleus is called the ________. | protons
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| The subatomic particle without a charge and has a mass of 1amu is called the _________. | neutron
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| The number of protons in the nucleus of an atom is called the __________. | atomic number
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| The number of both protons and neutrons in the nucleus of an atom is called the __________. | mass number
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| Atoms of elements that have different numbers of neutrons are called _________. | isotopes
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| The mass of 1 proton or 1 neutron; 1/12 the mass of Carbon-12. | atomic mass unit
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| The average mass of all the isotopes of an element based on the percent abundance. | atomic mass
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| An arrangement of the elements shown in a table. | periodic table
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| The vertical columns on the periodic table are called _________. | groups (or families)
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| The horizontal rows on the periodic table are called _________. | periods
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| A glowing beam of light produced when a cathode ray tube is connected to electricity. | cathode ray
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
jpendleton
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