AQA Jun 2015 Paper 2 Q3

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do not write outside the box a the elements in group from mg to ba can be used to show the trends in properties down a group in the periodic table state the trend in atomic radius for atoms of the elements down group from mg to ba give a reason for this trend marks trend reason b the group elements react with water b i state the trend in reactivity with water of the elements down group from mg to ba mark b ii write an equation for the reaction of strontium with water mark c give the formula of the hydroxide of the element in group from mg to ba that is most soluble in water mark turn over wmp jun chem

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