A) Rb
B) K
C) Li
D) Na
Correct Answer: C
Solution :
Li is the alkali metal which forms only normal oxide \[L{{i}_{2}}O\] when heated in air. \[2Li+\frac{1}{2}{{O}_{2}}\xrightarrow[{}]{{}}L{{i}_{2}}O\] Sodium, when heated in air, forms peroxide while heavier alkali metals form superoxide as the major product.You need to login to perform this action.
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