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Hydrides as well as halides of alkaline earth metals tend to polymerize
(a) Sr (b) Ca (c) Be (d) Mg

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Which of the following is not a peroxide?
(a) KO2(b) CrO5(c) Na2O2 (d) BaO2
Correct answer is option (c). Because A peroxide is a compound containing oxygen oxygen single bond. The way you can identify it when it is in a compound is by using the valence electron of the partner...
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Which of the following is used in photoelectric cells?
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Cs is used in the photoelectric cell due to the lowest ionization enthalpy among all alkali metals.
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Name the alkali metal which shows diagonal relationship with magnesium?

Alkali Metal LITHIUM shows diagonal relationship with Alkaline Earth Metal MAGNESIUM
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Which one of the following alkaline earth metal carbonates is thermally most stable?
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