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JEE Main Chemistry question

ChemistryThe s-Block ElementsJEE Main

Not in JEE Main or NEET syllabus

How many of the following alkaline earth metals form peroxides? Be, Mg, Ca, Sr, Ba

Answer: 2

Solution

On burning in excess oxygen, only the heavier alkaline earth metals Sr and Ba form peroxides, and

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Question ID VK-138143