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IMSO 2018 Science International - Theory II Question 4

IMSO Science · IMSO 2018 Science International - Theory II

Question 4

The diagram below shows the electronic arrangement of an unknown particle.

(a) How many protons are there if the diagram represents a neutral atom? [1 point]
(b) If the diagram represents an ion with a +1 charge and a relative atomic mass of 39, how many neutrons would it have? [1 point]

Question illustration