STANDARDChemistry-Periodic Table
STANDARD Chemistry Group Properties MCQ Question
Type: MCQ-conceptual-Easy
Fluorine, chlorine, bromine and iodine are placed in the same group (17) of the periodic table, because
A
They are non-metals
B
They are electronegative
C
Their atoms are generally univalent
D
They have 7 electrons in the outermost shell of their atom
Correct Answer
Option D
Detailed Explanation
Electronic configuration of outermost shell of group-17 or halogens are ns² np⁵.
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