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Atomic structure

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Question 28

A chromium isotope has an atomic number of 24 and a mass number of 52. Which row correctly identifies the number of protons, neutrons, and electrons present in a chromium(III) ion, Cr3+\text{Cr}^{3+}Cr3+, of this isotope?

protons: 242424, neutrons: 282828, electrons: 272727

protons: 242424, neutrons: 282828, electrons: 212121

protons: 282828, neutrons: 242424, electrons: 212121

protons: 242424, neutrons: 282828, electrons: 242424

Atomic structure Questions

  1. GCSE
  2. /Chemistry
  3. /Atomic structure