Which of the following sets of atomic numbers belongs to chalcogens?
A
8, 52, 84
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B
9, 17, 35
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C
20, 37, 56
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D
14, 32, 50
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Solution
The correct option is A 8, 52, 84 8:oxygen52:Tellurium84:PoloniumVIgroupelementssobelongstochalcogens