Chapter 4
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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| T or F The charge on the proton and electron are exactly the same but opposite. | True
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| When an atom loses or gains an electron, it makes a(n) | Ion
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| T or F Protons and electrons attract each other. | True
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| This atom has just 2 electrons in the first energy level. | Helium
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| This atom has 12 protons in its nucleus. | Magnesium
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| This atom has 2 electrons in its first energy level, 8 in its second level, and 5 in its third energy level. | Phosphorus
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| What is the negatively charged part of the atom that surrounds the nucleus? | Electron
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| The atomic number of an atom is equal to the number of ____ in the nucleus. | Protons
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| T or F A covalent bond can only happen if 1). there is a strong attraction between electrons and 2). there is room in each atom's outer energy level. | True
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| This atom has 7 more protons than Carbon. | Aluminum
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| This atom has 2 electrons in its first energy level and 8 in its second energy level. | Neon
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| This atom is directly below the atom with 2 electrons in its first energy level and 1 electron in its second energy level. | Sodium
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| What is the positively charged part of the atom found in the nucleus? | Proton
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| The first energy level is closest to the nucleus and will hold how many electrons? | 2
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| T or F Covalently bonded atoms are less stable than they were as separate atoms. | False
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| When positive and negative ions attract, they form what kind of bonds? | Ionic
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| This atom has an atomic number of 3. | Lithium
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| Electrons surrounding an atom are located in regions around the nucleus called what? | Energy levels
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| What part of the atom is found in the nucleus and has no charge (neutral)? | Neutrons
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| A covalent bond is made when atoms share what? | 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.
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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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