Chemistry · May / June 2023 · Paper 12 · Question 3
5070Isotopes
Naturally occurring bromine has a relative atomic mass of 80 and consists entirely of two isotopes of relative atomic masses 79 and 81. What can be deduced about naturally occurring bromine from this information only?
- ABromine contains the two isotopes in equal proportions.
- BBromine has different oxidation states.
- CBromine isotopes have different numbers of protons.
- DBromine is radioactive.
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Correct answer: A. Bromine contains the two isotopes in equal proportions.
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