Skip to content
MathsGenie logo
Open app

Course home

  1. GCSE
  2. Chemistry Edexcel
  3. Question bank

Atomic structure

EasyMediumHard
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576
Question 13
69%

An atom of chromium-52 forms the chromium(III) ion, Cr3+\text{Cr}^{3+}Cr3+.

Which row correctly identifies the number of neutrons and the number of electrons in this chromium ion?

242424 neutrons, 212121 electrons

282828 neutrons, 272727 electrons

282828 neutrons, 212121 electrons

525252 neutrons, 242424 electrons

Atomic structure Questions

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