Properties of the atoms and the 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 matter made up of? | atoms
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| What does atom mean? | unable to be divided
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| What do find when you break apart an atom? | Protons,neutrons,electrons
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| What does an atoms nucleus contain? | Protons and neutrons
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| Where are electrons found? | the space around the nucleus
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| What is the electron charge? | negative
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| what is the neutrons charge? | neutral
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| what is the protons charge? | positive
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| What is a Quark? | Protons and neutrons that are made up of smaller particles
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| Who is democritus? | Thought that matter couldnt be divided equally
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| Who is Aristotle? | Matter was made up of 4 elements
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| Who is dalton? | He thought that atoms were tiny hard spheres, all matter is made up of atoms.
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| Who is thompson? | discovered electrons, plum pudding model
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| what is atomic number? | number of protons an atom contains
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| What is mass number? | equal to the total number of protons plus the neutrons.
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| what is atomic mass? | average of all known isotopes of an element
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| What is an energy level? | electrons that are arrange into it, and they hold a specific number
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| How many electrons can each hold? | 2,8,18,and 32 electrons
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
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.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
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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