notes covering the atomic structure, ions, isotopes, and more
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 are atoms made up of? | show 🗑
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| What is the relative mass of a proton? | show 🗑
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| What is the relative mass of an electron? | show 🗑
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| show | 1 amu
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| What is the relative charge of a proton? | show 🗑
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| show | -1
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| show | 0
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| What identifies an atom as a specific element? | show 🗑
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| show | in the electron cloud
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| Where can you find protons and neutrons? | show 🗑
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| show | the nucleus
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| show | the electron cloud
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| What are the outermost electrons called? | show 🗑
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| show | when they gain or lose an electrom from its valence electrons
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| How does an atom become an anion (negatively charged)? | show 🗑
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| What happened: O -> O^(2-) ? | show 🗑
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| How does an atom become a cation (postively charged)? | show 🗑
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| What happened: Na -> Na^(+) ? | show 🗑
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| show | ions composed of more than 1 element, chemically bonded together
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| What's an example of a polyatomic ion? | show 🗑
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| show | elements that have differing numbers of neutrons
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| What's an example of an isotope? | show 🗑
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| How many electrons does an element with NO charge have? | show 🗑
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| show | # of electons= # of protons PLUS the charge
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| How many electrons does an element with a POSITIVE charge have? | show 🗑
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| show | 10 electrons
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| show | 13 electrons
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| Practice: C has 6 protons, a charge of 1-, and a mass of 12. How many electrons are present? | show 🗑
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| What is the difference between the mass number and the atomic mass? | show 🗑
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| Why is the mass number always a whole number, while the atomic mass is a number with decimals? | show 🗑
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| show | The relative abundance of each isotope is about equal since the AAM is close to 80, which is between the two isotopes.
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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:
shreyr
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