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The Periodic Table — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYThe Periodic Table1 Mark
Question
What is the name given to group 17 elements? Why are they called so?
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Answer

Group 17 elements are called halogens. The name halogens are from Greek halo(sea salt) andgens(producing, forming) and thus means 'sea salt former'.

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