Part 1- Atoms
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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| The smallest particles of elements that can be broken into and still retain the properties of the element is what? | Atoms
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| What two types of particles are found within the nucleus of an atom? | Protons and neutrons.
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| What charges are protons? | Positive
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| What charge are neutrons? | Neutral.
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| What is the heaviest part of an atom? | The nucleus
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| Electrons that are in motion around the nucleus have a _______ charge. | Negative
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| How many electrons are there for each proton that resides in the nucleus? | One
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| The various orbits that the electrons occupy around the nucleus are known as _______. | Shells
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| What are shells? | The various orbits that the electrons occupy around the nucleus.
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| How many electrons can the first shell hold? | Up to two
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| How many electrons can the second shell hold? | Eight
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| How many electrons can the third shell hold? | Eighteen
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| What is the valence shell? | The outer shell of an atom that plays a major roll in determining the electrical properties of an element.
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| The outer shell of an atom is known as its ____________. | Valence shell.
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| What determines whether an element is a conductor, a semiconductor, or an insulator? | The number of electrons that reside in the valence shell.
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| What is a conductor? | A conductor is an element that freely conducts electricity.
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| What is a semiconductor? | A semiconductor is neither a good conductor nor an insulator, but has some remarkable properties that make it very useful for making electronic components.
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| What is an insulator? | An insulator an element that does not conduct electricity at all.
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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:
Cheetahman
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