State the term used to describe nuclides which have the same number of protons but different numbers of neutrons.
Table 1 describes four nuclides. The nuclide notation for lead-206 is missing.
Table 1
Name of nuclide | radium-222 | radon-222 | lead-216 | lead-206 |
Nuclide notation |
Complete the table by filling in the nuclide notation for lead-206. State which two nuclides have the same number of protons.
Using the information from Table 1, complete the following table.
Which two nuclides have the same number of nucleons? | |
Which two nuclides have the same number of neutrons? | |
Which one of the four nuclides has the most electrons orbiting when it is in a neutral atom? |
State what must be true for an atom to have neutral overall charge.
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