Chemistry - s Block Elements Question with Solution | TestHub

Chemistrys Block ElementsGeneralEasy2 minPYQ_2020
ChemistryEasysingle choice

When potassium is reacted with oxygen, which of the following compound(s) is/are formed?

Options:

Answer:
B
Solution:

Various alkali metals react with oxygen to give different types of compounds. Lithium reacts with oxygen to form simple oxides (Li2O), Sodium reacts to form peroxides (Na2O2) while potassium, rubidium and caesium form superoxides (MO2).

Hence, correct answer will be KO2.

Stream:NTA_ABHYASSubject:ChemistryTopic:s Block ElementsSubtopic:General
2mℹ️ Source: PYQ_2020

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