yami745 yami745

04-12-2019
Chemistry

contestada

A single atom of an element has 11. protons, 11. electrons, and 12 neutrons. Which element is it?

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joy123333 joy123333

08-12-2019

Answer:

Sodium (Na)

Explanation:

The atomic number (it's order in the periodic table) is the same as the number of protons. Since there are 11 protons, it is the 11th element. Referencing the periodic table, that is Sodium, represented by Na.

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Delgado007 Delgado007

21-04-2020

Answer: B

Explanation:

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