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what are halogens. B) what are transition elements.C) what are alkali metals .... please i need the awnser asap :)

User Asdacap
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Answer:

C.. Group I element they dissolve in water to form alkaline solution

B.. Element between group II and III and most of them form coloured compound

A... Group VII element they react with metals to form salts

User Ajith Jose
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