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The correct IUPAC name o f [PtBr 2 (PMe 3 ) 2 ] is:

1. bis(trimethylphosphine)dibromoplatinum(II)
2. bis[bromo(trimethylphosphine)]platinum(II)
3. dibromobis(trimethylphosphine)platinum(II)
4. dibromodi(trimethylphosphine)platinum(II)

Correct answer: dibromobis(trimethylphosphine)platinum(II)

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