Chemistry
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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| Atom | The basic particle from which all elements are made; the smallest particle of an element that has the properties of that element.
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| Electrons | A tiny, negatively charged particle that moves around of the nucleus of an atom.
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| Nucleus | The central core of an atom which contains protons and neutrons.
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| Protons | Small, positively charged particles that are found in the nucleus of an atom.
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| Energy level | A region of an atom in which electrons of the same energy are likely to be found.
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| Neutron | A small particle in the nucleus of an atom, with no electrical charge.
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| Atomic number | The number of protons in the nucleus of an atom.
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| Isotopes | An atom with the same number of protons and a different number of neutrons from other atoms of the same element.
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| Mass number | The sum of protons and neutrons in the nucleus of an atom.
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| Atomic mass | The average mass of all the isotopes of an element.
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| Periodic table | An arrangment of the elements showing the repeating pattern of their properties.
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| Chemical symbol | A one- or two- letter representation of an element.
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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.
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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.
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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Created by:
Jon2843
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