Explain why can alkali and alkaline earth metals not be obtained by chemical reduction method.
Asked by Chunna Last Modified
Gajendra Sahu
Ravindra Kumar N
M A ( KANNADA) , M Sc( CHEMISTRY,BIOLOGY) B Ed
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Related Questions
(a) KO2(b) CrO5(c) Na2O2 (d) BaO2
(a) Alkali metals show only +1 oxidation state. (b) Na and K impart colour to the flame but Mg does not.(c) Lithium on being heated in air mainly forms the monoxide and not the peroxide.(d) Li is the best reducing agent in aqueous solution.
(a) MgCO3 (b) CaCO3 (c) SrCO3 (d) BaCO3
Name the alkali metal which shows diagonal relationship with magnesium?
(a) Na (b) K (c) Li (d) Cs
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