* a-t-o-m-s *
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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| How does an atom relate to an element, molecule, and compound? | Elements are more than one of the same atom. Molecules are different atoms bonded together. A compound is two or more molecules.
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| Why are atoms neutral if there are protons and electrons? | The number of protons and electrons are the same.
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| How come you cannot transfer protons to make an ion? | Protons are in the nucleus, while electrons move because they are found on orbitals surrounding the nucleus.
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| What is the maximum amount of electrons on the first, second, and third orbitals? | first shell: 2second shell: 8third shell: 8
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| How many electrons does the boron family have? | It has 3 valence electrons.
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| Is the atom the smallest particle ever? | No.
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| If you move down a column in the periodic table, what do you notice about the shells? | They increase by one each time you move down.
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| Name three properties for halogens. | 1. poisonous2. very reactive3. can all form gases
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| What are the 3 things an element can be classified as in the periodic table? | Metals, non-metals, and metalloids
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| If sulfur is in the oxygen family (6 valence electrons) and it is the second element in the column, how many protons does sulphur have? | Sulphur has 16 protons.
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| If aluminum is in the boron family (3 valence electrons) and is the second one down in the column, how many electrons does aluminum have? | Aluminum has 13 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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Created by:
NCCgradenines
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