MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic ChemistryPeriodic PropertiesModern Periodic Table
The elements with atomic numbers 9, 17, 35, 53, 85 are all
A.noble gases
B.halogens✓ Correct
C.heavy metals
D.light metals
Explanation
Given, Element Atomic number Fluorine 9 Chlorine 17 Bromine 35 Iodine 53 Astatine 85 Therefore, given atomic numbers are the elements of halogens.
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