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This quiz contains 7 questions from a mix of 1 subtopics.
What is a use for magnesium hydroxide?
as a fertiliser to optimise plant growth
as a contrast agent for medical imaging
as an antacid to treat indigestion
as a precursor for the manufacture of cement
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Which group 2 hydroxide is used in agriculture to neutralise acidic soils?
magnesium hydroxide
calcium hydroxide
strontium hydroxide
barium hydroxide
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Which group 2 hydroxide is the most soluble?
strontium hydroxide
barium hydroxide
calcium hydroxide
magnesium hydroxide
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The sulfates of group 2 elements become soluble as we move down the group.
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Which group 2 oxide will produce a solution with a higher pH when added to water - MgO or CaO?
CaO
MgO
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The solubility of the hydroxides in water increases down the group, so the resulting solutions contain more ions and are more alkaline.
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Give three examples of how group 2 compounds are used.
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