Atomic structure and ionising radiation

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Question 46
Easy

The symbol for the nucleus of an atom of caesium-137 is shown.

55137Cs {}_{55}^{137}\text{Cs} 55137​Cs

How many protons are in the nucleus of this atom of caesium-137?

55

82

137

192

Atomic structure and ionising radiation Questions

  1. GCSE
  2. /Physics
  3. /Atomic structure and ionising radiation