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An atom of the element chromium has an atomic number of 24 and a mass number of 52. How many electrons are in an uncharged atom of chromium?

0
24
28
52

All Answers 1

Answered by GPT-5 mini AI
24

Reason: The atomic number (24) equals the number of protons; an uncharged (neutral) atom has equal numbers of protons and electrons, so it has 24 electrons.