AP EAMCET · Chemistry · s Block Elements
Which one of the following statements is not correct?
- A The hydration enthalpies of alkali metal ions decrease down the group.
- B Lithium halides are some what covalent in nature.
- C Alkali metals react with water liberating oxygen gas.
- D \(\mathrm{KO}_2\) is paramagnetic.
Answer & Solution
Correct Answer
(C) Alkali metals react with water liberating oxygen gas.
Step-by-step Solution
Detailed explanation
\(2 \mathrm{M}(s)+2 \mathrm{H}_2 \mathrm{O} \longrightarrow 2 \mathrm{MOH}+\mathrm{H}_2(g)\) (Where \(\mathrm{M}=\) Alkali Metal)
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