mpmolina mpmolina

02-10-2019
Advanced Placement (AP)

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Which of the following atoms has the greatest nuclear charge?
1. Al
2. Ar
3. Si
4. Na

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ladybugpuppygirl ladybugpuppygirl

02-10-2019

Answer:

Nuclear charge is the number of protons in the nucleus.

Nuclear charge = atomic number of the atom.

The atomic numbers of your atoms are:

Al- 13

Ar- 18

Si- 14

Na- 11

Thus Ar has the greatest nuclear charge.

so your answer is 2.Ar

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