Beryllium, the first element in group 2, has an atomic number of 4. The second element in this group has an atomic number of.

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Qepze5329 Qepze5329

21-10-2022
Chemistry

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Beryllium, the first element in group 2, has an atomic number of 4. The second element in this group has an atomic number of.

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SidHussain SidHussain · Answer 1 · 2022-10-26T18:29:39+02:00

Beryllium, the first element in group 2, has an atomic number of 4. The second element in this group has an atomic number of 12.

In the field of chemistry, atomic number can be described as the number of protons that is present in the nucleus of an atom.

The atomic number of Beryllium is 4 as it has 4 protons in its nucleus.

The second member of the group 2 elements in the periodic table is Magnesium. Magnesium has an atomic number of 12 because it has 12 protons in its nucleus.

The atomic number is represented by the letter Z usually. The atomic number is usually mentioned in a periodic table at the top-left.

To learn more about atomic number, click here:

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