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8 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Where is most of the mass in an atom |
In the nucleus |
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Give the mass of a proton, neutron and electron |
Electron - 0 atomic mass unit Proton - 1 atomic mass unit Neutron - 1 atomic mass unit |
No hint noob |
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Give the charge of a proton, neutron, and electron |
Electron -1 (mehh) Neutron 0 (neutral) Proton +1 (prooo... Positive) |
Nope |
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Where are the electron found in an atom? |
In the shells, orbiting around the nucleus. |
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WHAT IS MOST OF THE ATOM MADE OF? |
Empty space |
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A hydrogen atom is 106 picometers How many particles of each type are there in an atom of sodium big number -11/small number23 |
12 neutrons 11 protons 11 electrons |
To calculate neutrons take away both of the numbers together 11-23 |
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Look at pic |
Pic |
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Look at periodic table. How are the electrons arranged in a sodium atom? |
There |
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