QUESTION IMAGE
Question
building atoms
complete the table for the given element. then, build the atom by dragging the correct
number of protons, neutrons, and electrons to their correct location on the diagram.
element magnesium build it!
symbol/
abbreviation
atomic number
atomic mass
of protons
of neutrons
of electrons
Step1: Find the symbol/abbreviation
Magnesium's symbol is \(Mg\).
Step2: Determine the atomic number
From the periodic table, magnesium's atomic number \(Z = 12\).
Step3: Find the atomic mass
The atomic mass \(A\approx24\) (average atomic mass of magnesium).
Step4: Calculate the number of protons
Number of protons \(=\) atomic number \(= 12\).
Step5: Calculate the number of neutrons
Number of neutrons \(=A - Z=24 - 12 = 12\).
Step6: Calculate the number of electrons
For a neutral atom, number of electrons \(=\) number of protons \(=12\).
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| ELEMENT | MAGNESIUM |
|---|---|
| ATOMIC NUMBER | \(12\) |
| ATOMIC MASS | \(24\) |
| # OF PROTONS | \(12\) |
| # OF NEUTRONS | \(12\) |
| # OF ELECTRONS | \(12\) |