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Answer variants:
\(32\)
\(16\)
Lithium
\(12\)
Sulphur
\(5\)
Fluorine
Phosphorus
\(9\)
Deuterium
\(19\)
\(1\)
Hydrogen
Calcium
\(13\)
\(25\)
| Name of the Element | Atomic Number | Mass Number |
| \(9\) | ||
| \(16\) | ||
| Magnesium | \(24\) | |
| \(2\) | ||
| \(1\) |
Name of the Element | Number of neutrons | Number of protons | Number of electrons |
\(10\) | |||
\(16\) | |||
Magnesium | \(12\) | ||
\(1\) | |||
\(0\) | \(1\) | \(1\) |
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