In 2A group in periodic table the halide that is highly soluble in water
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Answer:
the first element in the second group has highest solubility in water
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These all react with cold water with increasing vigour to give the metal hydroxide and hydrogen. ... You get less precipitate as you go down the Group because more of the hydroxide dissolves in the water. Summary of the trend in reactivity. The Group 2 metals become more reactive towards water as you go down the Group.
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